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AIR CONDITIONER (MULTI TYPE)
Installation Manual
Indoor Unit
Model name:
Compact 4-way Cassette type
MMU-AP0056MH1-E
MMU-AP0054MH1-E
MMU-AP0074MH1-E
MMU-AP0094MH1-E
For commercial use
MMU-AP0124MH1-E
MMU-AP0154MH1-E
MMU-AP0184MH1-E
English

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Summary of Contents for Toshiba MMU-AP0056MH1-E

  • Page 1 AIR CONDITIONER (MULTI TYPE) Installation Manual Indoor Unit For commercial use Model name: Compact 4-way Cassette type MMU-AP0056MH1-E MMU-AP0124MH1-E MMU-AP0054MH1-E MMU-AP0154MH1-E MMU-AP0074MH1-E MMU-AP0184MH1-E MMU-AP0094MH1-E English...
  • Page 2: Table Of Contents

    – 1 – Contents Original instruction Please read this Installation Manual carefully before installing the Air Conditioner. 1 Precautions for safety ..........3 •...
  • Page 3 Toshiba Carrier Corporation or, alternatively, he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work.
  • Page 4: Precautions For Safety

    – 3 – Precautions for safety  Warning indications on the air conditioner unit The manufacturer shall not assume any liability for the damage caused Warning indication Description by not observing the description of this manual. WARNING WARNING WARNING ELECTRICAL SHOCK HAZARD ELECTRICAL SHOCK HAZARD General Disconnect all remote...
  • Page 5 • When work is performed at heights, use a ladder which complies with Installation the ISO 14122 standard, and follow the procedure in the ladder’s • When the indoor unit is to be suspended, the designated hanging instructions. Also wear a helmet for use in industry as protective gear bolts (M10 or W3/8) and nuts (M10 or W3/8) must be used.
  • Page 6 – 5 – Electrical wiring • If there is any kind of trouble (such as an error display has appeared, • Only a qualified installer (*1) or qualified service person (*1) is smell of burning, abnormal sounds, the air conditioner fails to cool or allowed to carry out the electrical work of the air conditioner.
  • Page 7 CAUTION New refrigerant air conditioner installation • This air conditioner adopts the new HFC refrigerant (R410A) which does not destroy ozone layer. • The characteristics of R410A refrigerant are; easy to absorb water, oxidizing membrane or oil, and its pressure is approx. 1.6 times higher than that of refrigerant R22.
  • Page 8: Accessory Parts

    – 7 – Accessory parts Selection of installation place Part name Shape Usage WARNING (Hand over to customers) Installation Manual This manual (For other languages that do not appear in this Installation Manual, • Install the air conditioner securely in a location where the base can sustain the weight adequately. please refer to the enclosed CD-R.) If the strength is not enough, the unit may fall down resulting in injury.
  • Page 9  Installation space  Ceiling height Ensure there is sufficient space to install the unit and to perform maintenance work as and when required. Keep Unit : m 15 mm or more for clearance between top plate of the indoor unit and the ceiling surface. Model MMU- Installable ceiling height unit: mm...
  • Page 10: Installation

    – 9 – Installation  External view Unit: mm 595 to 660 Ceiling open dimension 1000 or more WARNING The installation of the air conditioning unit must be positioned in a location that can sufficiently support its weight and give protection against adverse environmental conditions. Failure to do so may result in unit damage and possible human injury.
  • Page 11  Opening a ceiling and Treatment of ceiling Installation of ceiling opening and Level gauge (levelness: 5 mm or less) hanging bolt The ceiling differs according to structure of building. installation of hanging bolts Hanging bolt Indoor unit For details, consult your constructor or interior finish Hanging bolt contractor.
  • Page 12: Drain Piping

    – 11 – Drain piping  Installation of remote controller (Sold separately) REQUIREMENT CAUTION CAUTION For installation of the wired remote controller, follow the Installation Manual attached with the remote controller. • Perform heat insulation of the drain pipes of the indoor Following the Installation Manual, perform the drain unit.
  • Page 13  Drain up Align the attached Drain pipe hose band to the end VP25 vinyl chloride connecting of hose, set the pipe When a down-gradient cannot be secured for the port tightening position (Locally procured) drainpipe, drain-up piping is possible. upward, and then tighten it.
  • Page 14: Refrigerant Piping

    – 13 – Refrigerant piping  Leak check test, evacuation Tightening connection and other procedure CAUTION CAUTION  Refrigerant piping  Permissible piping length and For leak check test, evacuation, addition of refrigerant, Do not apply excessive torque. Otherwise, the nut may and gas leak check, refer to the Installation Manual height difference crack depending on the conditions.
  • Page 15: Electrical Connection

    Electrical connection ▼ Power supply 220 V – 240 V ~, 50 Hz Power supply  Power supply wire and 220 V ~, 60 Hz WARNING Power supply switch / circuit breaker or power supply wiring / fuse rating for indoor units should be selected by the communication wires accumulated total current values of the indoor units.
  • Page 16 – 15 –  Wiring between indoor and outdoor units  Wire connection NOTE REQUIREMENT An outdoor unit connected with control wiring between indoor and outdoor units wire becomes automatically the • Connect the wires matching the terminal numbers. Incorrect connection causes a trouble. •...
  • Page 17: Applicable Controls

    Applicable controls  Power supply wires and earth  Wiring on the ceiling panel wire According to the Installation Manual of the ceiling  Basic procedure for changing panel, connect the connector (2P: Red) of the ceiling REQUIREMENT 1. Strip the wire ends. settings panel to the connector (5P: White) on P.C.
  • Page 18 – 17 –  Filter sign setting  Remote controller sensor Specify CODE No. [ ] with temp. setup Remote controller-less setting buttons. To set the unit to high ceiling setting, there is a method According to the installation condition, the lighting time The temperature sensor of the indoor unit senses room that requires the changing of the jumper blocks on the Select SET DATA [...
  • Page 19: Test Run

    Test run Wireless remote controller (TCB-AX32E2) When TEMPORARY button is pushed for 10  Before test run Wired remote controller seconds or more, “Pi!” sound is heard and the operation changes to a forced cooling • Before turning on the circuit breaker, carry out the 2, 4 operation.
  • Page 20: Maintenance

    – 19 – Maintenance Mount the air filter. Cleaning of louver The louver can be removed to clean if necessary. Close the air intake grille. <Daily maintenance> 3) Slide the air intake grille buttons to detach the Remove the louver. •...
  • Page 21: Troubleshooting

    Troubleshooting ▼ 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 efficient operation of the air conditioner. When the air conditioner is operated for a long time, periodic maintenance (once a year) is recommended. ...
  • Page 22 – 21 – 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.
  • Page 23 Check code Wireless remote controller Outdoor unit 7-segment display Sensor block display of receiving unit Check code name Judging device Wired remote controller display Auxiliary code Operation Timer Ready Flash — — Indoor unit TCJ sensor error Indoor unit — —...
  • Page 24 – 23 – Check code Wireless remote controller Outdoor unit 7-segment display Sensor block display of receiving unit Check code name Judging device Wired remote controller display Auxiliary code Operation Timer Ready Flash — — Duplicated indoor units with priority (Displayed in indoor unit with priority) No.
  • Page 25 I/F 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. 47-EN 48-EN – 24 –...
  • Page 26: Specifications

    Main unit (Ceiling panel) 336 Tadehara, Fuji-shi, Shizuoka-ken 416-8521 JAPAN Cooling Heating MMU-AP0056MH1-E 17 (3) MMU-AP0054MH1-E 17 (3) TCF holder: TOSHIBA CARRIER EUROPE S.A.S Route de Thil MMU-AP0074MH1-E 17 (3) 01120 Montluel FRANCE MMU-AP0094MH1-E 17 (3) MMU-AP0124MH1-E 17 (3) Hereby declares that the machinery described below:...
  • Page 27 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.
  • Page 28 – 27 – 53-EN 54-EN...
  • Page 29 EH99886301-4...

Table of Contents