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Toshiba RAV-SP1100UT-E Service Manual
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SERVICE MANUAL

RAV-SP560AT-E, RAV-SP800AT-E
RAV-SP1100AT-E, RAV-SP1400AT-E
R410A
The type of all the indoor units described in this Service Manual is a new model, RAV-SP1100UT-E only.
For the other indoor units to be combined, refer to the Service Manuals for the following models.
4-way Air Discharge Cassette type
Concealed Duct type
Under Ceiling type
High wall type
SPLIT TYPE
RAV-SP1100UT-E
Indoor unit
Service Manual No.
RAV-SM560UT-E
RAV-SM800UT-E
RAV-SM1400UT-E
RAV-SM561BT-E
RAV-SM801BT-E
RAV-SM1101BT-E
RAV-SM1401BT-E
RAV-SM561CT-E
RAV-SM801CT-E
RAV-SM1101CT-E
RAV-SM1401CT-E
RAV-SM560KRT-E
RAV-SM800KRT-E
PRINTED IN JAPAN, Feb.,2004 ToMo
FILE NO. A03-014
A02-013
A02-013
A03-003
A03-007
A03-007
A03-007
A03-007
A03-015
A03-015
A03-015
A03-015
A02-013
A02-013

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Table of Contents
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Summary of Contents for Toshiba RAV-SP1100UT-E

  • Page 1: Service Manual

    RAV-SP1100AT-E, RAV-SP1400AT-E R410A The type of all the indoor units described in this Service Manual is a new model, RAV-SP1100UT-E only. For the other indoor units to be combined, refer to the Service Manuals for the following models. Indoor unit Service Manual No.
  • Page 2: Table Of Contents

    CONTENTS 1. SPECIFICATIONS ....................3 2. CONSTRUCTION VIEWS (EXTERNAL VIEWS) ..........9 3. SYSTEMATIC REFRIGERATING CYCLE DIAGRAM ........12 4. WIRING DIAGRAM .................... 16 5. SPECIFICATIONS OF ELECTRICAL PARTS ........... 19 6. REFRIGERANT R410A ..................20 7. INDOOR CONTROL ..................28 8.
  • Page 3: Specifications

    1. SPECIFICATIONS 1-1. Indoor Unit 4-way Air Discharge Cassette type Model name RAV-SP1100UT-E Main unit Zinc hot dipping steel plate Appearance Model RBC-U21PG (W)-E Ceiling Panel (Sold separately) Panel color Moon-white (Muncel 2.5GY 9.0/0.5) Height (mm) Main unit Width (mm)
  • Page 4 1-2. Outdoor Unit Model name RAV-SP560AT-E RAV-SP800AT-E Appearance Silky shade (Muncel 1Y8.5/0.5) 1 phase 230V (220 – 240V) 50Hz Power supply (Power exclusive to outdoor is required.) Type Hermetic compressor Compressor Motor (kW) Pole 4 poles Refrigerant charged (kg) R410A 1.5 R410A 2.1 Refrigerant control Pulse motor valve...
  • Page 5 Model name RAV-SP1100AT-E RAV-SP1400AT-E Appearance Silky shade (Muncel 1Y8.5/0.5) 1 phase 230V (220 – 240V) 50Hz Power supply (Power exclusive to outdoor is required.) Type Hermetic compressor Compressor Motor (kW) 3.75 Pole 4 poles Refrigerant charged (kg) R410A 2.95 Refrigerant control Pulse motor valve Standard length 30 (without additional charge)
  • Page 6: Combination Specifications Of Indoor Units With Outdoor Units

    1-3. Combination Specifications of Indoor Units with Outdoor Units 4-way Air Discharge Cassette type Indoor Unit RAV-SM560UT-E RAV-SM800UT-E RAV-SP1100UT-E RAV-SM1400UT-E Outdoor Unit RAV-SP560AT-E RAV-SP800AT-E RAV-SP1100AT-E RAV-SP1400AT-E Cooling Heating Cooling Heating Cooling Heating Cooling Heating Standard capacity (Note 1) (kW) 5.30 5.60...
  • Page 7 1-4. Operation Characteristic Curve RAV-SP560AT-E, RAV-SP800AT-E <Cooling> <Heating> RAV-SP800AT-E RAV-SP800AT-E RAV-SP800AT-E RAV-SP800AT-E RAV-SP560AT-E RAV-SP560AT-E RAV-SP560AT-E RAV-SP560AT-E • Conditions • Conditions Indoor : DB20˚C Indoor : DB27˚C/WB19˚C Outdoor : DB7˚C/WB6˚C Outdoor : DB35˚C Air flow : High Air flow : High Pipe length : 7.5m Pipe length : 7.5m 230V...
  • Page 8 1-4. Capacity Variation Ratio According to Temperature <Cooling> <Heating> • Conditions • Conditions Indoor : DB20˚C Indoor : DB27˚C/WB19˚C Indoor air flow : High Indoor air flow : High Pipe length : 7.5m Pipe length : 7.5m -14 -12 -10 -8 -6 -4 -2 32 33 34 35 36 37 38 39 40 41 42 43 Outsoor temp.
  • Page 9: Construction Views (External Views)

    2. CONSTRUCTION VIEWS (EXTERNAL VIEWS) 2-1. Indoor Unit 2-1-1. 4-way Air Discharge Cassette type RAV-SP1100UT-E 860 to 910 Recommended external size Check port ( 450) Check port SP1100 Ø9.5 Ø15.9 ( 450) Standing 850 or less Standing 640 or less...
  • Page 10 2-2. Outdoor Unit RAV-SP560AT-E, RAV-SP800AT-E Knockout (For draining) Drain hole (Ø20 x 88 Burring hole) Drain hole (Ø25 Burring hole) Installation bolt hole (Ø12 x 17 U-shape holes) Suction Part B port Suction Details of B part Knockout port (For draining) Details of A part Discharge port...
  • Page 11 RAV-SP1100AT-E, RAV-SP1400AT-E Knockout (Drain) Drain hole (Ø20 x 88) Suction Drain hole (Ø25) port B legs A legs Suction Knockout (Drain) port Discharge port Refrigerant pipe connecting port (Ø9.5 Flare at liquid side) Refrigerant pipe connecting port (Ø15.9 Flare at gas side) Mounting bolt hole Mounting bolt hole (Ø12 x 17 Long hole)
  • Page 12: Systematic Refrigerating Cycle Diagram

    3. SYSTEMATIC REFRIGERATING CYCLE DIAGRAM 3-1. Indoor Unit/Outdoor Unit RAV-SM560UT-E, RAV-SM561BT-E, RAV-SM561CT-E, RAV-SM560KRT-E / RAV-SP560AT-E Indoor unit sensor Air heat exchanger TC sensor * The refrigerating cycle of the indoor units differs according to Outer diameter of refrigerant pipe the models to be combined. For the refrigerating cycles of the other indoor units, refer to the corresponding Service Manuals Gas side ØA Liquid side ØB...
  • Page 13 RAV-SM800UT-E, RAV-SM801BT-E, RAV-SM801CT-E, RAV-SM800KRT-E / RAV-SP800AT-E Indoor unit sensor Air heat exchanger TC sensor * The refrigerating cycle of the indoor units differs according to Outer diameter of refrigerant pipe the models to be combined. For the refrigerating cycles of the other indoor units, refer to the corresponding Service Manuals Gas side ØA Liquid side ØB...
  • Page 14 RAV-SP1100UT-E, RAV-SM1101BT-E, RAV-SM1101CT-E / RAV-SP1100AT-E Indoor unit Distributor TCJ sensor (Strainer incorporated) Strainer Air heat exchanger TC sensor * The refrigerating cycle of the indoor units differs according to Outer diameter of refrigerant pipe the models to be combined. For the refrigerating cycles of the Gas side ØA...
  • Page 15 RAV-SM1400UT-E, RAV-SM1401BT-E, RAV-SM1401CT-E / RAV-SP1400AT-E Indoor unit Distributor TCJ sensor (Strainer incorporated) Strainer Air heat exchanger TC sensor * The refrigerating cycle of the indoor units differs according to Outer diameter of refrigerant pipe the models to be combined. For the refrigerating cycles of the Gas side ØA Liquid side ØB other indoor units, refer to the corresponding Service Manuals...
  • Page 16: Wiring Diagram

    4. WIRING DIAGRAM 4-1. Indoor Unit RAV-SP1100UT-E ∗ For the wiring diagrams of the other indoor units, refer to the corresponding Service Manuals described in the list on the cover. (EXCT) 1 2 3 CN34 (RED) CN104 CN102 CN101 CN80...
  • Page 17 4-2. Outdoor Unit RAV-SP560AT-E, RAV-SP800AT-E CN09 CN10 COMPRESSOR IGBT THERMOSTAT CN11 MODULE COMPRESSOR CN604 POWER SUPPLY CIRCUIT CN500 (FOR P .C. BOARD) – CN605 Q200 4-WAY VALVE COIL FUSE 3.15A CN600 CN700 CN601 FAN MOTOR CN300 FUSE circuit CONVERTER CN302 CN04 MODULE –...
  • Page 18 RAV-SP1100AT-E, RAV-SP1400AT-E Color Identification COMPRESSOR BLACK WHITE BLUE BROWN ORANGE GRAY YELLOW PINK PURPLE GREEN GRN/YEL : GREEN&YELLOW CN606 CN09 CN10 CN11 CN600 CN601 IGBT MODULE CN604 CN500 THERMOSTAT SWITCHING CN605 REGURATOR 250V~ FUSE T3.15A CN600 250V~ CN300 FUSE CN04 CN03 F300 CN301...
  • Page 19: Specifications Of Electrical Parts

    5. SPECIFICATIONS OF ELECTRICAL PARTS 5-1. Indoor Unit RAV-SP1100UT-E Parts name Type Specifications Fan motor SWF-200-90-1 Output (Rated) 90 W Thermo. sensor (TA-sensor) 155 mm 10 kΩ at 25°C Heat exchanger sensor (TCJ-sensor) Ø6 mm, 1200 mm 10 kΩ at 25°C Heat exchanger sensor (TC-sensor) Ø6 mm, 1200 mm...
  • Page 20: Refrigerant R410A

    6. REFRIGERANT R410A This air conditioner adopts the new refrigerant HFC (6) When an air conditioning system charged with a (R410A) which does not damage the ozone layer. large volume of refrigerant is installed in a small room, it is necessary to exercise care so that, The working pressure of the new refrigerant R410A even when refrigerant leaks, its concentration is 1.6 times higher than conventional refrigerant...
  • Page 21 Table 6-2-1 Thicknesses of annealed copper pipes Thickness (mm) Nominal diameter Outer diameter (mm) R410A 6.35 0.80 0.80 9.52 0.80 0.80 12.70 0.80 0.80 15.88 1.00 1.00 (2) Joints b) Socket Joints For copper pipes, flare joints or socket joints are Socket joints are such that they are brazed used.
  • Page 22 c) Insertion of Flare Nut Flare processing dimensions differ according to the type of flare tool. When using a con- d) Flare Processing ventional flare tool, be sure to secure “dimen- Make certain that a clamp bar and copper sion A” by using a gauge for size adjustment. pipe have been cleaned.
  • Page 23 Table 6-2-6 Flare and flare nut dimensions for R22 Dimension (mm) Nominal Outer diameter Thickness Flare nut width diameter (mm) (mm) (mm) 6.35 9.52 13.0 13.5 12.70 16.2 16.0 12.9 15.88 19.4 19.0 16.0 19.05 23.3 24.0 19.2 Fig. 6-2-2 Relations between flare nut and flare seal surface When it is strong, the flare nut may crack and (2) Flare Connecting Procedures and Precautions may be made non-removable.
  • Page 24 6-3. Tools 6-3-1. Required Tools The service port diameter of packed valve of the outdoor unit in the air conditioner using R410A is changed to prevent mixing of other refrigerant. To reinforce the pressure-resisting strength, flare processing dimensions and opposite side dimension of flare nut (For Ø12.7 copper pipe) of the refrigerant piping are lengthened. The used refrigerating oil is changed, and mixing of oil may cause a trouble such as generation of sludge, clogging of capillary, etc.
  • Page 25: Recharging Of Refrigerant

    6-4. Recharging of Refrigerant When it is necessary to recharge refrigerant, charge the specified amount of new refrigerant according to the following steps. Recover the refrigerant, and check no refrigerant remains in the equipment. When the compound gauge’s pointer has indicated –0.1 Mpa (–76 cmHg), place the handle Low in the fully closed position, and turn off the vacuum pump’s Connect the charge hose to packed valve service...
  • Page 26  Be sure to make setting so that liquid can be charged. ‚ When using a cylinder equipped with a siphon, liquid can be charged without turning it upside down. It is necessary for charging refrigerant under condition of liquid because R410A is mixed type of refrigerant. Accordingly, when charging refrigerant from the refrigerant cylinder to the equipment, charge it turning the cylinder upside down if cylinder is not equipped with siphon.
  • Page 27 (2) Characteristics required for flux 6-5-3. Brazing • Activated temperature of flux coincides with As brazing work requires sophisticated techniques, the brazing temperature. experiences based upon a theoretical knowledge, it must be performed by a person qualified. • Due to a wide effective temperature range, flux is hard to carbonize.
  • Page 28: Indoor Control

    7. INDOOR CONTROL 7-1. Indoor Control Circuit (RAV-SP1100UT-E only) Main (Sub) master remote controller Weekly timer Display Display driver Max. 8 units are connectable.*1 Display Function setup Function setup *1 Max. 7 units when network adapters are attached Key sw i tc h...
  • Page 29 7-2. Control Specifications (RAV-SP1100UT-E only) ∗ The control specifications differ according to a shape. Therefore refer to the other Service Manual based on the list described on the cover sheet. Item Outline of specifications Remarks When power 1) Distinction of outdoor units...
  • Page 30 Item Outline of specifications Remarks Room 1) Adjustment range Remote controller setup tem- temperature perature (°C) control COOL/ Heating Auto operation operation Wired type 18 to 29 18 to 29 18 to 29 Wireless type 18 to 30 16 to 30 17 to 27 : Only for 4-way air discharge cassette type 2) Using the item code 06, the setup temperature in...
  • Page 31 Item Outline of specifications Remarks <HEAT> Air speed Ta (˚C) selection (Continued) L(L) (-0.5) –1.0 L(H) H(H) (+0.5) +1.0 (HH) (+1.0) +2.0 (+1.5) +3.0 (HH) (+2.0) +4.0 Value in the parentheses indicates one when thermostat of the remote controller works. Value without parentheses indicates one when thermostat of the body works.
  • Page 32 Item Outline of specifications Remarks Cool air 1) In heating operation, the indoor fan is controlled based In D or E zone, the priority discharge on the detected temperature of Tc sensor or Tcj sensor. is given to setup of air preventive As shown below, the volume exchange.
  • Page 33 Item Outline of specifications Remarks Drain pump control 1) In cooling operation (including Dry operation), the drain pump is usually operated. 2) If the float switch operates while drain pump operates, the compressor stops, the drain pump continues the operation, and a check code is output.
  • Page 34 Item Outline of specifications Remarks <In case of wired remote controller> Frequency fixed operation 1. When pushing [CHECK] button for 4 seconds or more, (Test run) [TEST] is displayed on the display screen and the mode enters in Test run mode. 2.
  • Page 35 Item Outline of specifications Remarks Central control 1) Setting at the central controller side enables to select mode selection the contents which can be operated on the remote controller at indoor unit side. 2) RBC-AMT21 [Last push priority] : (No display) The operation contents can be selected from both remote controller and central controller of the indoor unit side, and the operation is performed with the...
  • Page 36 Microcomputer operation LED Network adapter Indoor/Outdoor DC fan output power supply EEPROM inter-unit cable Drain pump output DC fan return Float SW Louver TC sensor TA sensor DISP Remote controller power LED Optional output EXCT Outside error input TCJ sensor Remote controller inter-unit cable...
  • Page 37 7-4. Indoor P.C. Board Optional Connector Specifications Connector Function Specifications Remarks Option output CN60 DC12V (COM) Defrost output ON during defrost operation of outdoor unit Thermo. ON output ON during Real thermo-ON (Comp ON) Cooling output ON when operation mode is in cooling system (COOL, DRY, COOL in AUTO cooling/heating) Heating output ON when operation mode is in heating system...
  • Page 38: Outdoor Control

    8. OUTDOOR CONTROL 8-1. Outline of Main Controls 1. Pulse Modulating Valve (PMV) control 1) PMV is controlled with 50 to 500 pulses during operation, respectively. 2) In cooling operation, PMV is controlled with the temperature difference between TS sensor and TC sensor.
  • Page 39 4. Outdoor fan control (Object: RAV-SP560AT-E / RAV-SP800AT-E / RAV-SP1100AT-E / RAV-SP1400AT-E) Allocautions of fan tap revolutions [rpm] Upper fan SP560 Lower fan OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF Upper fan SP800 Lower fan OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF...
  • Page 40 5. Coil heating control 1) This control function heats the compressor by turning on the stopped compressor instead of a case heater. It purposes to prevent slackness of the refrigerant inside of the compressor. 2) As usual, turn on power of the compressor for the specified time before a test run after installation, otherwise a trouble of the compressor may be caused.
  • Page 41 9. Current release value shift control  This control function prevents troubles of the electron parts such as G-Tr of inverter of compressor drive system and troubles of the compressor during cooling operation. ‚ This control function corrects the current release control value ( 1) in item 3 of 9-1. by Current release control.
  • Page 42 Pump down switch 12V power supply Case thermo Contactor against PMV output night low-noise 5V power supply TD sensor TO sensor TE sensor TS sensor Communication between CDB and IPDU Existing pipe corresponding switch (SW 801) 4-way valve output Outdoor fan output Status display LED...
  • Page 43: Troubleshooting

    9. TROUBLESHOOTING 9-1. Summary of Troubleshooting <Wired remote controller type> 1. Before troubleshooting 1) Required tools/instruments • + and – screwdrivers, spanners, radio cutting pliers, nippers, push pins for reset switch • Tester, thermometer, pressure gauge, etc. 2) Confirmation points before check ...
  • Page 44: Check Code List

    9-2. Check Code List Error mode detected by indoor unit ◎ : Flash, 〇 : Go on, ● : Go off Wireless sensor Wired remote Diagnostic function lamp display controller Judgment and measures Status of air Cause of operation Condition Operation Timer Ready Check code...
  • Page 45 Error mode detected by outdoor unit ◎ : Flash, 〇 : Go on, ● : Go off Wireless sensor Wired remote Diagnostic function lamp display controller Judgment and measures Status of air Cause of operation Condition Operation Timer Ready Check code conditioner Breakdown of compressor Displayed when...
  • Page 46 Error mode detected by remote controller or network adapter ◎ : Flash, 〇 : Go on, ● : Go off Wireless sensor Wired remote Diagnostic function lamp display controller Judgment and measures Cause of operation Status of air conditioner Condition Operation Timer Ready Check code...
  • Page 47 9-3. Error Mode Detected by LED on Outdoor P.C. Board RAV-SP560AT-E, RAV-SP800AT-E <SW800: LED display in bit 1, bit 2, bit 3, bit 4 OFF> • When multiple errors are detected, the latest error is displayed. • While LED displays 〇 (go on), there is the main cause of error in control at CDB side and it stops abnormally. •...
  • Page 48 RAV-SP1100AT-E, RAV-SP1400AT-E <SW800: LED display in bit 1, bit 2, bit 3 OFF> • When multiple errors are detected, the latest error is displayed. • When LED display is ○ (Go on), there is the main cause of trouble on the objective part of control at CDB side and the unit stops.
  • Page 49: Troubleshooting Procedure For Each Check Code

    9-4. Troubleshooting Procedure for Each Check Code 9-4-1. New Check Code/Present Check Code (Central Control Side) [E01 error]/ [99 error] : When central controller [99] is displayed, there are other causes of error. Correct inter-unit cable of remote controller. Is inter-unit cable of A and B normal? Is there no disconnection Correct connection of connector.
  • Page 50 [E04 error]/[04 error] Does outdoor unit operate? Is setup of group address correct? Check item code [14]. Are 1, 2, 3 inter-unit cables normal? Correct inter-unit cable. Are connections from connectors of inter-terminal blocks (1, 2, 3) Correct connection of connector. of indoor/outdoor units normal? Check indoor P.C.
  • Page 51 [E10 error]/[CF error] Check indoor control P.C. board (MCC-1402). Defect Replace [E18 error]/[97 error] [99 error] : When central controller [99] is displayed, there are other causes of trouble. Correct inter-unit cable of remote controller. Is inter-unit cable of A and B normal? Is there no disconnection Correct connection of connector.
  • Page 52 [L20 error]/[98 error] Are cable connections to Correct cable connection communication line X, Y normal? Check indoor P.C. board (MCC-1402). Is central controller [98] displayed? Defect Replace Is indoor remote controller [L20] displayed? Are not multiple Correct central control network address. same central control network addresses connected? Check central controller...
  • Page 53 [P10 error]/[Ob error] Is connection of float switch connector Correct connection of connector. (Indoor control P.C. board CH34) normal? Does float switch operate? Check and correct cabling/wiring. Is circuit cabling normal? Check indoor P.C. board (MCC-1402). Defect Replace Does drain pump operate? Check indoor P.C.
  • Page 54 [P12 error]/[11 error] Turn off the power. Are not there connections errors or Correct connection of connector. disconnection on connectors CN333 and CN334 of indoor unit P.C. board (MCC-1402)? Remove connectors CN333 and CN334 of indoor unit P.C. board (MCC-1402). Does the fan rotate without trouble Replace indoor fan motor.
  • Page 55 [P22 error]/[1A error] Are connections of CN301, CN303 and CN300 of P.C. board correct? CN301, CN303 Does the fan rotate without trouble when handling the fan with hands under condition of removing CN301, CN303 and CN300, CN302 from P.C. board? The status that the resistance values between leads below are 25 to 55 for 63W motor (ICF-140-63-2) is normal.
  • Page 56 [P19 error]/[08 error] Is voltage applied Is operation of to 4-way valve coil terminal 4-way valve normal? in heating operation? Is flow of refrigerant Check 4-way valve by electron expansion Defect Replace valve normal? Check and replace electron expansion Is circuit cable normal? valve.
  • Page 57 [F01 error]/[0F error] Is connection of TCJ sensor connector Correct connection of connector. (Indoor P.C. board CN102) normal? Are characteristics of Replace TCJ sensor. TCJ sensor resistance value normal? * Refer to Characteristics-2. Check indoor P.C. board (MCC-1402). Defect Replace [P26 error]/[14 error] Improve the power supply line.
  • Page 58 [P29 error]/[16 error] Are connections of Check and correct circuit cabling cable/connector normal? such as cabling to compressor. Is compressor normal? Compressor error Replace Is not earthed? Is not winding shorted? Compressor error Replace (Is resistance between windings 0.6 to 1.2W?) Is not winding opened? Compressor error Replace...
  • Page 59 [F06 error]/[18 error] Are connections of Correct connection of connector. TE/TS sensor connectors of CDB CN604/CN605 normal? Are characteristics of TE/TS sensor Replace TE and TS sensors. resistance values normal? Check CDB. * Refer to Characteristics-3. Defect Replace [F04 error]/[19 error] Is connection of TD sensor connector Correct connection of connector.
  • Page 60 [L29 error]/[1C error] Are connections of Correct connection of connector. CDB CN800 and CDB IPDU CN06 connectors normal? Was the error just after Check cabling between IPDU Are cabling/connector normal? power ON determined? and CDB and connector. IPDU P.C. board error Defect Replace Improve and eliminate the cause.
  • Page 61 [P03 error]/[1E error] Is protective control such as Are connections of Correct the cabling and discharge temprelease control normal? cable/connector normal? connection of connector. Check parts. Defect Replace Check and correct the charged Is charged refrigerant amount normal? refrigerant amount. Improve and delete the cause Is not abnormal overload? Are characteristics of...
  • Page 62 [P04 error]/[21 error] Is high-voltage protective operation by TE sensor normal? Correct connection of Is connection of cabling connector normal? cabling connector. Check TE sensor. Defect Replace Does cooling outdoor fan normally operate? Is connection of Correct connection of connector normal? connector.
  • Page 63 [97 error] (Central controller) Correct communication line. Is X, Y communication line normal? Are connections between connectors CN02, CN03 of network adapter P.C. board Correct connection of connector. and connectors CN309, CN41 of indoor P.C. board (MCC-1402 or MCC-1403, normal? Check connections of A, B terminal blocks.
  • Page 64 [E03 error] (Master indoor unit) [E03 error] is detected when the indoor unit cannot receive a signal sent from the main remote controller (and central controller). In this case, check the communication cables of the remote controllers A and B, the central control system X and Y.
  • Page 65 9-4-2. Relational Graph of Temperature Sensor Resistance Value and Temperature TA sensor TC, TCJ sensor Caracteristics-2 Caracteristics-1 Resistance Resistance (k ) (k ) –10 Temperature [˚C] Temperature [˚C] TE, TO, TS sensor Caracteristics-3 Resistance Resistance (k ) (k ) (10˚C or higher) (10˚C or lower) Temperature [˚C] TD sensor...
  • Page 66: Replacement Of Service Indoor P.c. Board

    10. REPLACEMENT OF SERVICE INDOOR P.C. BOARD [Requirement when replacing the service indoor P.C. board assembly] In the non-volatile memory (Hereinafter said EEPROM, IC10) installed on the indoor P .C. board before replace- ment, the type and capacity code exclusive to the corresponding model have been stored at shipment from the factory and the important setup data such as system/indoor/group address set in (AUTO/MANUAL) mode or setting of high ceiling selection have been stored at installation time.
  • Page 67 H1 Readout of the setup data from EEPROM (Data in EEPROM contents, which have been changed at the local site, are read out together with data in EEPROM set at shipment from the factory.) 1. Push , and buttons of the remote controller at the same time for 4 seconds or more. (Corresponded with No.
  • Page 68 r3 Writing of the setup contents to EEPROM (The contents of EEPROM installed on the service P .C. board have been set up at shipment from the factory.) 1. Push , and buttons of the remote controller at the same time for 4 seconds or more. (Corresponded with No.
  • Page 69 Type Item code [10] Setup data Type Abbreviated name 0001 4-way Air Discharge Cassette type RAV-SP1100UT-E * Initial setup value of EEPROM installed on the service P .C. board Indoor unit capacity Item code [11] Setup data 0000* Invalid 0015 RAV-SP1100UT-E ∗...
  • Page 70: Setup At Local Site And Others

    11. SETUP AT LOCAL SITE AND OTHERS 11-1. Indoor Unit 11-1-1. Test Run Setup on Remote Controller <Wired remote controller> 1. When pushing button on the remote controller for 4 seconds or more, “TEST” is displayed on LC display. Then push button.
  • Page 71 Item No. (DN) table (Selection of function) Item Description At shipment Filter sign lighting 0000 : None 0001 : 150H According to type time 0002 : 2500H 0003 : 5000H 0004 : 10000H 0005 : Clogged sensor used Dirty state of filter 0000 : Standard 0001 : High degree of dirt 0000 : Standard...
  • Page 72 11-1-3. Cabling and Setting of Remote Controller Control 2-remote controller control (Controlled by two remote controllers) One or multiple indoor units are controlled by two remote controllers. (Max. 2 remote controllers are connectable.) Remote controller Remote controller switch (Sub) switch (Master) •...
  • Page 73 11-1-4. Monitor Function of Remote Controller Switch n Call of sensor temperature display <Contents> SET DATA Each sensor temperature of the remote controller, UNIT No. indoor unit, and outdoor unit can become known by R.C. calling the service monitor mode from the remote controller.
  • Page 74 n Calling of error history <Contents> The error contents in the past can be called. <Procedure> SET DATA UNIT No. R.C. Push buttons simultaneously for 4 seconds or more to call the service check mode. Service Check goes on, the item code displayed, and then the content of the latest UNIT alarm is displayed.
  • Page 75: Network Adapter

    11-2. Network Adapter Model name: TCB-PCNT20E 11-2-1. Function A network adapter is an optional P .C. board to connect the indoor unit to AI net (Central control remote controller). 11-2-2. Microcomputer Block Diagram Central control Remote controller remote controller Indoor unit Optional communication P.C.
  • Page 76 11-2-5. Communication Cable Specifications Communication circuit Communication cable specifications Remote controller Cable Neutral 2-cable type communication side Cable type (JIS C3401) Controlling vinyl insulation vinyl seal cable VCTF (JIS C3306) Vinyl cab tire round type cord (JIS C3401) 600V vinyl cab tire cable (JIS C3401) Vinyl insulation seal cable round type MVVS Cable with net shielding for instrumentation CPEVS Shielded polyethylene insulation vinyl seal cable...
  • Page 77: How To Set An Address Number

    11-3. How to Set an Address Number When connecting indoor units to the central control remote controller by using a network adapter, it is required to set up a network address No. • The network address No. should be agreed with the line No. of the central control remote controller. •...
  • Page 78 Table 2 Network address No. setup table (SW01) 〇 : ON side × : OFF side ① ② ③ ④ ⑤ ⑥ ① ② ③ ④ ⑤ ⑥ Address No. Address No. × × × × × × × × ×...
  • Page 79 11-4. Display and Operation of Main Remote Controller and Central Control Remote Controller 1. Turn on all the power supplies of the air conditioner, and then turn on power of the central control remote controller (Line 16 RBC-SXC1P , Line 64 TCB-SC641). If both power supplies are simultaneously turned on or if they are turned on reversely, the check code [97] may be temporarily displayed on the central remote controller.
  • Page 80: Address Setup

    12. ADDRESS SETUP 12-1. Address Setup <Address setup procedure> When an outdoor unit and an indoor unit are connected, or when an outdoor unit is connected to each indoor unit respectively in the group operation even if multiple refrigerant lines are provided, the automatic address setup completes with power-ON of the outdoor unit.
  • Page 81 12-2. Address Setup & Group Control <Terminology> Indoor unit No. : N - n = Outdoor unit line address N (Max. 30) - Indoor unit address n (Max. 64) Group address : 0 = Individual (Not group control) 1 = Master unit in group control 2 = Sub unit in group control Master unit (= 1) : The representative of multiple indoor units in group operation sends/receives signals to/from the remote controllers and sub indoor units.
  • Page 82 12-3. Address Setup In case that addresses of the indoor units will be determined prior to piping work after cabling work (Manual setting from remote controller) <Address setup procedure> • Set an indoor unit per a remote controller. • Turn on power supply. (Example of 2-lines cabling) (Real line: Cabling, Broken line: Refrigerant pipe) Push...
  • Page 83 n Confirmation of indoor unit No. position 1. To know the indoor unit addresses though position of the indoor unit body is recognized • In case of individual operation (Wired remote controller : indoor unit = 1 : 1) (Follow to the procedure during operation) <Procedure>...
  • Page 84: Detachments

    13. DETACHMENTS 13-1. Indoor Unit RAV-SP1100UT-E Part name Procedure Remarks Suction grille REQUIREMENT Never forget to put on the gloves at disassembling work, otherwise an injury will be caused. Knob of suction grille 1. Detachment 1) Stop operation of the air conditioner, and then turn off switch of the breaker.
  • Page 85 Part name Procedure Remarks 1. Detachment Adjust corner 1) Perform work of item 1. of 2) Remove screws at 4 corners of the suction port. (Ø4 x 10, 4 pcs.) 3) Push the knob outward and remove the Screw adjust corner cap by sliding it. 2.
  • Page 86 Part name Procedure Remarks 1. Detachment Control P .C. board 1) Perform works of items 1 of and 1 of 2) Remove connectors which are con- nected from the control P .C. board to other parts. CN33 : Flap motor (5P: White) CN34 : Float switch (3P: Red) Card-edge spacer CN41 : Terminal block of remote...
  • Page 87 Part name Procedure Remarks 1. Detachment Fan motor 1) Perform works of items 1 of and 1 of Screws fixing electric parts box 2) Remove clamps of the lead wires con- nected to the following connectors of the control P .C. board. CN33 : Flap motor (5P: White) CN34 : Float switch (3P: Red) CN68 : Drain pump (3P: Blue)
  • Page 88 Part name Procedure Remarks 1. Detachment Drain pan 1) Perform works of items 1 of , 1 of and 1 of 2) Remove clamps of the lead wires con- nected to the following connectors of the control P .C. board. CN34 : Float switch (3P: Red) CN68...
  • Page 89 Part name Procedure Remarks 1. Detachment Drain pump assembly 1) Perform works of items 1 of , 1 of Slide to hose side. 1 of , 1 of and 1 of 2) Picking the hose band, slide it from pump connecting part to remove the drain hose.
  • Page 90 Part name Procedure Remarks 1. Detachment Heat exchanger 1) Recover refrigerant gas. 2) Remove refrigerant pipe at the indoor unit side. 3) Perform works of items 1 of , 1 of Fixing screws 1 of , 1 of and 1 of 4) Remove screws fixing the pipe cover.
  • Page 91 13-2. Outdoor Unit RAV-SP560AT-E, RAV-SP800AT-E Part name Procedure Remarks  Common procedure CAUTION Never forget to put on the gloves at working time, otherwise an injury will be caused by the parts, etc. Front cabinet 1. Detachment 1) Stop operation of the air conditioner, and also turn off switch of the breaker.
  • Page 92 Part name Procedure Remarks ‚ 1. Detachment Discharge port  cabinet 1) Perform work of item 2) Take off screws (ST1T Ø4 x 10L, 3 pcs.) of Side cabinet discharge port cabinet for the partition plate. 3) Take off screws (ST1T Ø4 x 10L, 2 pcs.) of Inverter discharge port cabinet for the bottom plate.
  • Page 93 Part name Procedure Remarks „  Inverter 1) Perform works of item assembly 2) Take off screw (ST1T Ø4 x 10L, 1 pc.) of Screw the upper left part of the inverter cover. • If removing the inverter cover under this Inverter assembly condition, P .C.
  • Page 94 Part name Procedure Remarks … Control P .C. 1) Remove the inverter box from P .C. board base. Inverter box (Metal sheet) board 2) Disconnect lead wires and connectors con- assembly nected from the control P .C. board assembly to other parts.
  • Page 95 Part name Procedure Remarks †  ‚ Fan motor 1) Perform works of items 2) Remove the flange nut fixing the fan motor and the propeller fan. Flange • Loosen the flange nut by turning clock- wise. (To tighten the flange nut, turn it counterclockwise.) 3) Remove the propeller fan.
  • Page 96 Part name Procedure Remarks ‡  ‚ ƒ „ Compressor 1) Perform works of items , and … Motor base 2) Evacuate refrigerant gas. 3) Disconnect the connector for fan motor from the inverter. 4) Take off screws fixing the motor base to the bottom plate.
  • Page 97 Part name Procedure Remarks ˆ  „ Reactor 1) Perform works of items 2) Take off screws fixing the reactor. Partition plate (Ø4 x 10L , 2 pcs. per one reactor. Screws An outdoor unit has two reactors on the partition plate.) Reactor ‰...
  • Page 98 Part name Procedure Remarks Š 1. Detachment Fan guard  ‚ Discharge 1) Perform works of items port cabinet 2) Remove the air flow cabinet, and put it down so that the fan guard side directs Bell mouth downward. Perform work on a corrugated card- board, cloth,etc.
  • Page 99 RAV-SP1100AT-E, RAV-SP1400AT-E Part name Procedure Remarks  Common procedure REQUIREMENT Front panel Before works, put on gloves, otherwise an injury may be caused by parts, etc. 1. Detachment 1) Stop operation of the air conditioner, and turn off switch of the breaker. 2) Remove the front panel.
  • Page 100 Part name Procedure Remarks ‚ 1. Detachment Air-outlet cabinet Heat exchanger Air-outlet cabinet  1) Perform work of item 2) Take off screws for the air-outlet cabinet and the partition plate. (ST1T Ø4 × 10, 3 pcs.) 3) Take off screws for the air-outlet cabinet and the base plate.
  • Page 101 Part name Procedure Remarks „  ƒ Inverter 1) Perform works of items Inverter assembly Cycle P.C. board assembly 2) Remove connectors which are connected from the cycle P .C. board to other parts. CN600: TD sensor (3P: White) CN601: TO sensor (2P: White) CN604: TE sensor (2P: White) *(Note 1) CN605: TS sensor (3P: White) *(Note 1) CN301: Upper outdoor fan (3P: White)
  • Page 102 Part name Procedure Remarks …  ƒ Cycle P .C. board 1) Perform works of items Cycle control P.C. board assembly 2) Remove connectors and lead wires which are connected from the cycle P .C. board to other parts. 1. Connector CN800: Connection with IPDU P .C.
  • Page 103 Part name Procedure Remarks †  … IPDU P .C. board 1) Perform works of items Screw Screw 2) Take off screws of the inverter assembly to separate the inverter assembly. (M4 × 8, 4 pcs) 3) Remove the connectors and the lead wires which are connected from IPDU P .C.
  • Page 104 Part name Procedure Remarks ‡  ‚ Fan motor 1) Perform works of items Flange nut Flange nut Loosen by Loosen by 2) Take off flange nut fixing the fan motor with turning clockwise turning clockwise. kwise. the propeller fan. •...
  • Page 105 Part name Procedure Remarks ˆ Compressor 1) Recover refrigerant gas.  ƒ 2) Perform works of items 3) Remove the piping panel (Front). Take off screws of the piping panel (Front) and the base plate. (ST1T Ø4 × 10, 2 pcs) Take off screws of the piping panel (Front) and the piping panel (Rear).
  • Page 106 Part name Procedure Remarks 1. Detachment Fan guard  ‚ 1) Perform works of items Air-outlet cabinet REQUIREMENT Bell-mouth To prevent damage on the products, treat component on a corrugated paper, cloth, etc. Screws (2 pcs) Remove 2) Remove the air-outlet cabinet, and then put down it directing the fan guard side Bell-mouth downward.
  • Page 107 Part name Procedure Remarks  „ Reactor 1) Perform works of items Partition board Reactor NOTE) The same two reactors are installed to this outdoor unit though each installation place is different. One is attached to a partition board, and the other is attached to an electric parts box.
  • Page 108: Exploded Views And Parts List

    14. EXPLODED VIEWS AND PARTS LIST 14-1. Indoor Unit RAV-SP1100UT-E CODE No. SET DATA UNIT No. SETTING TEST R.C. UNIT 216, 218, 222 213, 214, 220 Location Location Part Description Part Description 43121703 Pump, Drain, ADP-1409, 43194078 Nut, Flare, 5/8 IN, Ø15.9...
  • Page 109 Location Part Description 43060750 Terminal Block, 3P 43050382 Sensor, TC (F6) 43150297 Sensor, TA 43160445 Terminal Block, 2P , 1A, AC30V 4316V220 P .C. Board Ass’y, MMC-1402 (220–240V)
  • Page 110 14-2. Outdoor Unit RAV-SP560AT-E, RAV-SP800AT-E 21,22 34 24 16,17 Location Location Part Description Part Description 43046385 Valve, Pulse, Modulating, 43191634 Cabinet, Air Outlet SKV-18D26 43191636 Cabinet, Front Ass’y 43191635 Cabinet, Side Ass’y 43046386 Coil, PMV, DKV-M025743B0 43191637 Panel, Upper 43048066 Accumulator Ass’y 43005489 Guard, Fin...
  • Page 111 INVERTER COVER TE Sensor (Ø6) TS Sensor (Ø6) TO Sensor (Ø6) TD Sensor (Ø4) INVERTER BOX Location Location Part Description Part Description 43050334 Sensor, TD (F4) 43162042 Base, P .C. Board 43050382 Sensor, TE, TS, TO (F6) 4316V231 P .C. Board Ass’y, CDB, MCC-1398 43160469 Terminal Block, 6P ,...
  • Page 112 RAV-SP1100AT-E, RAV-SP1400AT-E Inverter 23 9 Location Location Part Description Part Description 43147648 Strainer 43100248 Base Ass’y 43121704 Motor, Fan, ICF-140-63-2 43041774 Compressor Ass’y, DA420A3F-21M 43047667 Nut, Flange 43049739 Cushion, Rubber 43120213 Fan, Propeller, PJ491 43097204 43122065 Bell Mouth 43050407 Thermostat, Bimetal 43191606 Panel, Air Outlet 43063317...
  • Page 113 702 TD SENSOR 701 TO SENSOR 701 TE SENSOR 701 TS SENSOR R501 R500 CN600 IC800 CN601 CN604 CN800 CN12 CN04 CN03 703 TH SENSOR RY01 Location Location Part Description Part Description 43050382 Sensor, TO, TE, TS (F6) 43160552 Terminal Block, 3P , 30A 43050384 Sensor, TD 4316V231...
  • Page 114: Cord Heater Installation Work

    Appendix Cord Heater Installation Work Applicable Models: RAV-SM1100AT-E, RAV-SM1400AT-E, RAV-SP1100AT-E, RAV-SP1400AT-E 1. Required parts for installation work (Recommendation) Part name Q’ty Specifications/Vendor Remarks Cord heater Drain line heaters CSC2 (3.0m, 40W/m) by Flexelec com. Procured locally (Please go to the following URL.) http://www.flexelec.com Thermostat US-622AXRLQE by ASAHI KEIKI...
  • Page 115 Appendix 2. Required tools for installation work Part name Specifications Usage Plus screwdriver It is used for disassembling and assembling of each cabinet. Wrench It is used for disassembling and assembling of compressor fixing nuts. Motor drill Drill diameter: It is used to make the additional holes on the base or the back cabinet. Ø3.2 and Ø5.0 Faston crimping tool Fixing jig for #250...
  • Page 116 Appendix 4. Cord heater installation work procedure Photo / Explanatory diagram Procedure Remove each cabinet, inverter assembly, motor base assembly, and partition board assembly. * Do not damage the electric parts such as cables, connectors, etc. while this work. <Example for RAS-13JAVP-E> As shown in the left figure, remove the set of refrigeration cycle assembly from the outdoor unit base.
  • Page 117 Appendix Photo / Explanatory diagram Procedure Perform end process and bundling of each cable. Thermostat Using fixing screws (Self-tapping screw type-B Ø3.5 × 8mm), fix the thermostat to the thermostat fixing plate. Thermostat Fuse fixing plate Fuse holder Perform end process for various lead cables and connect them according to the wiring diagram.

This manual is also suitable for:

Rav-sp560at-eRav-sp1400at-eRav-sp1100at-eRav-sp800at-e

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