Be sure to check the refrigerant type for outdoor unit to be combined, and then install it. Product information of ecodesign requirements. (Regulation (EU) 2016/2281) http://ecodesign.toshiba-airconditioning.eu/en Contents PRECAUTIONS FOR SAFETY ..........5 ACCESSORY PARTS .
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The quali ed service person is a person who installs, repairs, maintains, relocates and removes the air conditioners made by Toshiba Carrier Corporation. He or she has been trained to install, repair, maintain, relocate and remove the air conditioners made by Toshiba Carrier Corporation...
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Installation Manual Definition of Protective Gear When the air conditioner is to be transported, installed, maintained, repaired or removed, wear protective gloves and ‘safety’ work clothing. In addition to such normal protective gear, wear the protective gear described below when undertaking the special work detailed in the table below.
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Installation Manual Warning indications on the air conditioner unit Warning indication Description WARNING WARNING ELECTRICAL SHOCK HAZARD ELECTRICAL SHOCK HAZARD Disconnect all remote electric power supplies Disconnect all remote electric power supplies before servicing. before servicing. WARNING WARNING Moving parts. Moving parts.
Installation Manual PRECAUTIONS FOR SAFETY • Ensure that all Local, National and International regulations are satis ed. • Read this “PRECAUTIONS FOR SAFETY” carefully before Installation. • The precautions described below include the important items regarding safety. Observe them without fail. •...
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Installation Manual • Only a quali ed installer(*1) or quali ed service person(*1) is allowed to undertake work at heights using a stand of 50 cm or more or to remove the front panel of the indoor unit to undertake work. •...
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Installation Manual To transport the air conditioner, do not take hold of the bands around the packing carton. You may injure yourself if the bands should break. Do not place any combustion appliance in a place where it is directly exposed to the wind of air conditioner, otherwise it may cause imperfect combustion.
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Installation Manual When the air conditioner has been installed or relocated, follow the instructions in the Installation Manual and purge the air completely so that no gases other than the refrigerant will be mixed in the refrigerating cycle. Failure to purge the air completely may cause the air conditioner to malfunction.
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Installation Manual Test run Before operating the air conditioner after having completed the work, check that the electrical control box cover of the indoor unit and service panel of the outdoor unit are closed, and set the circuit breaker to the ON position. You may receive an electric shock if the power is turned on without first conducting these checks.
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Installation Manual Relocation • Only a quali ed installer(*1) or quali ed service person(*1) is allowed to relocate the air conditioner. It is dangerous for the air conditioner to be relocated by an unquali ed individual since a re, electric shocks, injury, water leakage, noise and/or vibration may result.
Installation Manual ACCESSORY PARTS Part name Q’ty Shape Usage (Hand over to customers) (For other languages that do not appear in Installation Manual This manual this installation Manual, please refer to the enclosed CD-R.) (Hand over to customers) (For other languages that do not appear in Owner’s Manual this Owner’s Manual, please refer to the enclosed CD-R.)
Installation Manual SELECTION OF INSTALLATION PLACE WARNING Install the air conditioner at enough strong place to withstand the weight of the unit. CAUTION Do not install the air conditioner in a location subject to a risk of exposure to a combustible gas.
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Installation Manual Installation diagram of Indoor unit For the rear left, bottom left and left piping Packing material Wall Split Hook Installation plate SPACER Hook Split out 2 pieces of SPACER from indoor unit packing material, insert between the indoor unit and wall to tilt the indoor unit for better operation.
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Installation Manual CAUTION Direct sunlight to the indoor unit’s wireless receiver should be avoided. The microprocessor in the indoor unit should not be too close to RF noise sources. (For details, see the owner’s manual.) Wireless remote controller A place where there are no obstacles such as a curtain that may block the signal from the indoor unit. Do not install the remote controller in a place exposed to direct sunlight or close to a heating source, such as a stove.
Installation Manual INSTALLATION OF INDOOR UNIT WARNING Install the air conditioner certainly to suf ciently withstand the weight. If the strength is insuf cient, the unit may fall down resulting in human injury. Perform a speci ed installation work to guard against strong wind or earthquake. An incomplete installation can cause accidents by the units falling and dropping.
Installation Manual CUTTING A HOLE AND MOUNTING INSTALLATION PLATE Cutting a hole When the installation plate is directly mounted on the wall In case of installing the refrigerant pipes from the rear: 1. Securely fit the installation plate onto the wall by screwing it in the upper and lower Decide the hole position for piping at parts to hook up the indoor unit.
Installation Manual PIPING AND DRAIN HOSE INSTALLATION Piping and drain hose forming * Since dewing results in a machine trouble, make sure to insulate both connecting pipes. (Use polyeth-ylene foam as insulating material.) Rear right Rear left Bottom left Left Bottom right Right 1.
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Installation Manual How to remove the drains cap Clip the drain cap by needle-nose pliers and pull out. Drain cap How to fix the drains cap 1) Insert hexagonal wrench (dia. 4 mm) in a centre head. Drain cap 2) Firmly insert drains cap. Do not apply lubricating oil (refrigerant machine oil) when inserting the drain cap.
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Installation Manual q In case of bottom right or bottom left piping • After scribing slits of the front panel with a knife or a marking-off pin, cut them with a pair of nippers or an equivalent tool. Slit q Left-hand connection with piping Bend the connecting pipe so that it is laid within 43 mm above the wall surface.
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Installation Manual Gas side Heat insulator provided Indoor unit shield pipe Liquid side Cut the heat insulator of the gas pipe (locally procured) leaving a 10 mm overlap with the shield of the shield pipe. Heat insulator wrapping cross section A-A Make the slit part of heat insulator to upward.
Installation Manual INDOOR UNIT FIXING DRAINAGE 1. Pass the pipe through the hole in the wall, 1. Run the drain hose sloped downwards. and hook the indoor unit on the installation NOTE plate at the upper hooks. • Hole should be made at a slight downward 2.
Installation Manual REFRIGERANT PIPING Refrigerant Piping Permissible Piping Length and Height Difference 1. Use copper pipe with 0.8 mm or more thickness. (In case pipe size is dia. 15.9, They vary according to the outdoor unit. with 1.0 mm or more.) For details, refer to the Installation Manual 2.
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Installation Manual REQUIREMENT CAUTION Tightening with an excessive torque may crack • Do not scratch the inner surface of the flared the nut depending on installation conditions. part when removing burrs. Tighten the nut within the specified tightening • Flare processing under the condition of torque.
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Installation Manual Open fully valves of the outdoor Wireless remote controller A-B unit selection Open the valve of the outdoor unit fully. Using 2 wireless remote controllers for the A hexagonal wrench is required for opening the respective air conditioners, when the 2 air valve.
Installation Manual ELECTRICAL CONNECTION WARNING Use the specified wires for wiring connect the terminals. Securely fix them to prevent external forces applied to the terminals from affecting the terminals. Incomplete connection or fixation may cause a fire or other trouble. Connect earth wire.
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Installation Manual CAUTION The remote controller wire and Indoor / Outdoor connecting wires cannot be parallel to contact each other and cannot be stored in the same conduits. If doing so, a trouble may be caused on the control system due to noise or other factor. Communication type ■...
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Installation Manual Wiring between indoor unit and outdoor unit Figure below shows the wiring connections between the indoor and outdoor units and between the indoor units and remote controller. The wires indicated by the broken lines or dot-and-dash lines are provided at the locally. Refer to the both indoor and outdoor unit wiring diagrams.
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Installation Manual Wiring Connection Power supply terminal block How to connect the power supply wiring Terminal cover and control wiring The power supply wire and the control wire can be Screw connected without removing the front panel. Terminal block for REQUIREMENT communication/ remote controller...
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Installation Manual Wiring connection (twin, triple, Clamp the wired remote controller wire double twin system) with the cord clamp. Install the clamp base with a screw. Connect a header unit by following the Insert the Indoor / Outdoor connecting wires procedure of wiring connection for single fully into the terminal block and secure it system.
Installation Manual APPLICABLE CONTROLS Applicable controls setup For using the wired remote controller • ■ RBC-AMS55E , refer to the Owner’s Manual (settings at the site) attached to the wired remote controller. Remote controller model name: REQUIREMENT RBC-ASCU1 When you use this air conditioner for the Basic procedure rst time, it takes approx.
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Installation Manual Change of lighting time of lter Push OFF timer button to confirm the selected indoor unit. sign According to the installation condition, the lighting time of the lter sign (Noti cation of lter cleaning) can be changed. Code No. Follow to the basic operation procedure For the CODE No.
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Installation Manual Remote controller sensor 8°C operation ■ ■ The temperature sensor of the indoor unit senses Pre-heating operation can be set for cold regions room temperature usually. Set the remote where room temperature drops to below zero. controller sensor to sense the temperature around Follow to the basic opreration procedure the remote controller.
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Installation Manual Adjustment of air direction 1. Using the remote controller switch, change the up/down air direction by moving the horizontal louver. 2. Adjust the right/left air direction by bending the vertical grille inside of the air outlet port with hands.
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Installation Manual Group control Simultaneous twin system A combination with an outdoor unit allows simultaneous ON / OFF operation of the indoor units. The following system patterns are available. - Two indoor units for the twin system Twin system Outdoor unit Indoor unit Indoor unit Remote controller...
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Installation Manual (Example) Group control for complex system Procedure Line system example <Single system> <Twin system> Outdoor unit Outdoor unit Indoor unit Indoor unit Indoor unit Indoor No. (example of random setup) After setup of automatic Address: 1-1-2 Address: 2-1-2 Address: 3-3-1 address Line address...
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Installation Manual To find an indoor unit’s position from its address ■ Push and hold menu button and [ ] setting button simultaneously for 10 seconds or more. E.g.) A unit number 1-1 is indicated on the LCD of the remote controller. The indicated number shows the line (system) address and indoor unit address of the unit.
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Installation Manual Centrally control the system by the SDI, DI series on their own setting for the terminating resistor is required. Use switch SW01 for the setting. Make the terminating resistor setting only for the indoor unit with the smallest line address number. Central Central control...
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Installation Manual How to set the SW01 Remove the electrical control box cover and set bit1 of SW01 on the board to ON. Remove the front panel. (Do not touch SW02 as it is used for other • Before removing the front panel, direct the setting.) horizontal louver to the direction shown in the gure below.
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Installation Manual q Centrally control the system by connecting to the TCC-LINK central control system. Setting central control addresses When air conditioners of the SDI, DI series are connected to the TCC-LINK central control system for central control using this product, set the addresses of indoor units using the following procedure. Completion of ELECTRIC WORK construction System power ON...
Installation Manual TEST RUN A wired remote controller is necessary for this function. This function cannot be operate with a wireless remote controller. Before test run Wired remote controller Be sure to stop the air conditioner before Before turning on the power supply, carry out making settings.
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Installation Manual Wireless remote controller <Overview of test run operations using the wireless remote controller> Turn on the power of the air conditioner. ▼ Cooling test run: When power is turned on for the first time ON/OFF → 17°C → 18°C → 17°C → 18°C → after installation, it takes approx.
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Installation Manual Monitoring function ■ Indoor unit data This function can be used to call the service Code No. Data name monitor mode from the remote controller during a Room temperature (remote controller) test run to obtain the temperature of the sensors of Indoor unit intake air temperature (TA) the remote controller, indoor unit, and outdoor unit.
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Installation Manual In case of wireless remote controller (Forced test operation is performed in a different way.) REQUIREMENT • For the operation procedure, be sure to follow the Owner’s Manual. • Finish the forced cooling operation in a short time because it applies excessive strength to the air conditioner.
Installation Manual MAINTENANCE Mount the air lter Daily maintenance Cleaning of air lter Turn on the circuit breaker, then push the button on the remote controller to Push the button to stop the operation, start the operation. then turn off the circuit breaker. After the cooling or dry operation, the CAUTION ventilation fan keeps running for...
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Installation Manual Periodic maintenance For environmental conservation, it is strongly recommended that the indoor and outdoor units of the air conditioner in use be cleaned and maintained regularly to ensure ef cient operation of the air conditioner. When the air conditioner is operated for a long time, periodic maintenance (once a year) is recommended. Furthermore, regularly check the outdoor unit for rust and scratches, and remove them or apply rustproof treatment, if necessary.
Installation Manual TROUBLESHOOTING Confirmation and check ■ If a problem occurs with the air conditioner, the OFF timer indicator alternately shows the check code and the indoor Unit No. in which the problem occurred. Check code The indoor Unit No. in which the problem occurred.
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Installation Manual Error codes and parts to be checked Wired Wireless remote controller remote Sensor block display of controller Judging Air conditioner receiving unit Main defective parts Parts to be checked / error description display device status Operation Timer Indication Flashing Ready Incorrect remote controller setting --- The...
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Installation Manual Wired Wireless remote controller remote Sensor block display of controller Judging Air conditioner receiving unit Main defective parts Parts to be checked / error description display device status Operation Timer Indication Flashing Ready Room temp. sensor (TA), indoor P.C. Indoor unit room temp.
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Installation Manual Wired Wireless remote controller remote Sensor block display of controller Judging Air conditioner receiving unit Main defective parts Parts to be checked / error description display device status Operation Timer Indication Flashing Ready Indoor fan motor, indoor P.C. board --- Indoor unit fan error Indoor Indoor AC fan error (fan motor thermal...
Installation Manual APPENDIX 5. When a commercially available dryer is Work instructions attached to the existing pipes. The existing R22 and R410A piping can be reused • There is the possibility that copper green rust for inverter R32 product installations. has been generated.
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Installation Manual Existing pipes: Cannot be used. Are there scratches or dents on the existing pipes? Use new pipes. Is it possible to operate the existing air conditioner? After the existing air conditioner is operated in cooling mode for approx. 30 minutes or longer,* recover the refrigerant.