Super heat recovery multi, indoor/outdoor unit, 1-way / 2-way / 4-way air discharge cassette type, floor standing cabinet type, for commercial use (220 pages)
AIR CONDITIONER (SPLIT TYPE) Installation Manual Indoor Unit For commercial use Ticari kullanım için Model name: 4-way Cassette Type MMU-AP0092H MMU-AP0122H MMU-AP0152H MMU-AP0182H MMU-AP0242H MMU-AP0272H MMU-AP0302H MMU-AP0362H MMU-AP0482H English Installation Manual MMU-AP0562H Türkçe Kurulum kılavuzu...
– 1 – Original instruction Thank you for purchasing this Toshiba air conditioner. Please read carefully through these instructions that contain important information, and ensure that you understand them. Please read this Installation Manual carefully before installing the Air Conditioner.
Precautions for safety Warning indications on the air conditioner unit The manufacturer shall not assume any liability for the damage caused by not observing the description of this Warning indication Description manual. WARNING WARNING WARNING ELECTRICAL SHOCK HAZARD General ELECTRICAL SHOCK HAZARD Disconnect all remote •...
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– 3 – Installation Explanations given to user • When the indoor unit is to be suspended, the designated hanging bolts (M10 or W3/8) and nuts (M10 or W3/8) must • Upon completion of the installation work, tell the user where the circuit breaker is located. If the user does not know be used.
Accessory parts Selection of installation place WARNING Accessory parts • Install the air conditioner at enough strong place to withstand the weight of the unit. If the strength is not enough, the unit may fall down resulting in injury. Part name Q’ty Shape...
– 5 – Installation space REQUIREMENT Secure the specified space in the figure for installation and servicing. • When using the air conditioner with 2-way / 3-way discharge system, a strong wind blows directly if the ceiling height is lower than the standard. Model MMU- A mm Therefore, change the setting switch according to height of the ceiling.
Installation Opening a ceiling and ◆ Treatment of ceiling installation of hanging bolts The ceiling differs according to structure of building. For details, consult your constructor or interior finish REQUIREMENT • Consider the piping / wiring after the unit is hung contractor.
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– 7 – ◆ Installation of ceiling opening and Installation of ceiling panel Wireless type Level vial (levelness: 5 mm or less) hanging bolt (Sold separately) Hanging bolt Indoor unit The sensor of indoor unit with wireless remote controller can receive a signal by distance within Hanging bolt Install the ceiling panel according to Installation...
Drain piping Connecting drain pipe Check the draining • Connect a hard socket (locally procured) to the hard In the test run, check that water drain is properly • For length of the traversing drain pipe, restrict to 20 m socket of the attached supplied flexible hose.
– 9 – Refrigerant piping • Test water drain while checking the operation sound of the drain pump motor. (If the operation sound changes from continuous sound to intermittent sound, water is normally Refrigerant piping Permissible piping length and drained.) After the check, the drain pump motor runs, height difference...
Electrical connection ◆ Tightening connection Airtight test / Air purge, etc. For airtight test, air purge, addition of refrigerant, and Power supply wire and CAUTION gas leak check, refer to the Installation Manual WARNING communication wires attached to the outdoor unit. Do not apply excessive torque.
– 11 – Wire connection ▼ Communication line Control wiring between indoor units, and outdoor unit (Up to 1000 m) 1.25 mm² Wire size (2-core shield wire) (Up to 2000 m) 2.0 mm² REQUIREMENT (Up to 1000 m) 1.25 mm² Central control line wiring (2-core shield wire) Wire size •...
Remote controller wiring Wiring for flow selector unit (sold separately) As the remote controller wire has non-polarity, there is no problem if connections to indoor unit terminal blocks A Connect control wiring and power supply following figure when installing a separately sold Super Heat Recovery and B are reversed.
– 13 – Applicable controls When wireless remote Each time you push button, indoor unit numbers in the control group change controller is used cyclically. Select the indoor unit you want to Changing of settings of for REQUIREMENT change settings for.
Change of lighting time of Selecting horizontal wind Selecting swing type • About “Dual swing” “Dual” means that louvers 01 and 03 are directed filter sign direction and swing in one direction and louvers 02 and 04 are 1.
– 15 – Test run Locking the louvers Cancelling louver lock (No swing) Set the wind direction to “0000” of the louver lock setup procedure above. 1. Push (right side of the button) for 4 seconds Before test run ◆...
Maintenance ◆ Wireless remote controller <Overview of test run operations using the wireless remote controller> (RBC-AX31U series) Use a vacuum cleaner to remove dust from ▼ Cooling test run: Turn on the power of the air conditioner. CAUTION the filters or wash them with water. ON/OFF →...
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– 17 – Cleaning of discharge louver ▼ Periodic Maintenance For environmental conservation, it is strongly recommended that the indoor and outdoor units of the air conditioner The discharge louver can be removed to clean. in use be cleaned and maintained regularly to ensure efficient operation of the air conditioner. 1.
Troubleshooting Confirmation and check Every pushing of “TEMP.” button used to set temperature, the error log stored When an error occurred in the air conditioner, the in memory is displayed in order. check code and the indoor unit No. appear on the The numbers in CODE No.
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– 19 – Check method On the wired remote controller, central control remote controller and the interface P.C. board of the outdoor unit (I/F), a check display LCD (Remote controller) or 7-segment display (on the outdoor interface P.C. board) to display the operation is provided.
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Check code Wireless remote controller Outdoor unit 7-segment display Sensor block display of receiving unit Check code name Judging device Wired remote AI-NET central controller display control display Auxiliary code Operation Timer Ready Flash — — Indoor unit TCJ sensor error Indoor unit —...
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– 21 – Check code Wireless remote controller Outdoor unit 7-segment display Sensor block display of receiving unit Check code name Judging device Wired remote AI-NET central controller display control display Auxiliary code Operation Timer Ready Flash — Outdoor unit line address duplicated —...
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Batch alarm of general-purpose equipment control interface Differs according to error contents of unit with occurrence of alarm Group control follower unit error TCC-LINK — — (L20 is displayed.) Decrease of No. of indoor units TCC-LINK: TOSHIBA Carrier Communication Link. 43-EN 44-EN – 22 –...
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Warnings on Refrigerant Leakage Important Check of Concentration Limit The room in which the air conditioner is to be installed requires a design that in the event of refrigerant 2) When there is an effective opening with the adjacent room for ventilation of leaking refrigerant gas (opening gas leaking out, its concentration will not exceed a set limit.