Toshiba MMD-AP0244SPH1-E Installation Manual

Multi type indoor unit

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AIR CONDITIONER (MULTI TYPE)
Installation Manual
Indoor Unit
For commercial use
Model name:
Slim Duct Type
MMD-AP0244SPH1-E
MMD-AP0274SPH1-E
English

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Summary of Contents for Toshiba MMD-AP0244SPH1-E

  • Page 1 AIR CONDITIONER (MULTI TYPE) Installation Manual Indoor Unit For commercial use Model name: Slim Duct Type MMD-AP0244SPH1-E MMD-AP0274SPH1-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 • Before opening the inspection opening, set the circuit breaker to the • Install the indoor unit at least 2.5 m above the floor level since OFF position. Failure to set the circuit breaker to the OFF position otherwise the users may injure themselves or receive electric shocks may result in injury through contact with the rotation parts.
  • Page 6 – 5 – • After the installation work, confirm that refrigerant gas does not leak. • Electrical wiring work shall be conducted according to law and If refrigerant gas leaks into the room and flows near a fire source, regulation in the community and installation manual. such as a cooking range, noxious gas may be generated.
  • Page 7 Relocation • Only a qualified installer (*1) or qualified service person (*1) is allowed to relocate the air conditioner. It is dangerous for the air conditioner to be relocated by an unqualified individual since a fire, electric shocks, injury, water leakage, noise and/or vibration may result.
  • Page 8: Accessory Parts

    – 7 – Accessory parts Selection of installation place Avoid installing in the following places Part name Q’ty Shape Usage Select a location for the indoor unit where the cool or warm air will circulate evenly. (Be sure to hand over to customers) Avoid installation in the following kinds of locations.
  • Page 9  Installation under high-humidity atmosphere  Installation and service space (Unit: mm) In some cases including the rainy season, especially inside of the ceiling may become high-humidity atmosphere Reserve sufficient space required for installation or service work. (dew-point temperature: 23 °C or higher). 1.
  • Page 10: Installation

    – 9 – Installation CAUTION Strictly comply with the following rules to prevent damage of the indoor units and human injury. • Do not put a heavy article on the indoor unit or let a person get on it. (Even units are packaged) •...
  • Page 11  Installation of hanging bolt  Installation of indoor unit  Wireless remote controller • Consider the piping / wiring before the unit is hung to determine the location of the indoor unit installation and The sensor of indoor unit with wireless remote Treatment of ceiling orientation.
  • Page 12: Drain Piping

    – 11 – Drain piping ◆ Check the draining REQUIREMENT After drain piping work, check that water drain is • Be sure to fix the soft socket with the attached hose properly performed and water does not leak from the •...
  • Page 13: Duct Design

    Duct design • After check of draining and water leak, turn off the power supply, attach the float switch connector to the original position (CN34) of P.C. board, and then set the electrical control box as before.  Arranging the duct connection port Insert the edge of hose into the drain pan and bend it downward.
  • Page 14 – 13 –  Mounting filter rails and filters  Connecting method of the duct Remove 2 screws (attached) as shown in the figure below. Mount upper and lower filter rails with 10 screws (including the 2 removed and 8 in accessory). Heat insulator with sticking material (100 mm - width locally procured) (Note that the upper and lower filter rails are not identical.) Flange (locally procured)
  • Page 15: Refrigerant Piping

    Refrigerant piping  Fan characteristics Projection margin in flaring: B (Unit: mm) CAUTION Outer dia. of Conventional Standard air volume : 1080 m R410A tool used When the refrigerant pipe is long, provide support copper pipe tool used brackets at intervals of 2.5 to 3 m to clamp the refrigerant 6.4, 9.5 pipe.
  • Page 16: Electrical Connection

    – 15 – Electrical connection  Heat insulation process • Use the tightening torque levels as listed in the table below. Apply heat insulation for the pipes separately at liquid Outer dia. of connecting side and gas side. Tightening torque (N•m) WARNING pipe (mm) •...
  • Page 17  Wiring between indoor and outdoor units ▼ Power supply 220-240 V ~, 50 Hz Power supply 220 V ~, 60 Hz NOTE Power supply switch / circuit breaker or power supply wiring / fuse rating for indoor units should be selected by the An outdoor unit connected with control wiring between indoor and outdoor units wire becomes automatically the accumulated total current values of the indoor units.
  • Page 18: Applicable Controls

    – 17 – Applicable controls • Before remove the electrical control box cover, remove the cover plate and air filter. • Remove the cover of the electrical control box by taking off the mounting screws (2 positions) and pushing the hooking section.
  • Page 19  External static pressure Each time button is pushed, indoor Remote controller-less setting unit numbers in the control group change Besides the switching method using the wired remote controller as a way to establish the external static pressure settings cyclically. Select the indoor unit to change switching is also possible by changing over the jumper block settings on the indoor P.C.
  • Page 20: Test Run

    – 19 – Test run  Filter sign setting  Remote controller sensor According to the installation condition, the filter sign The temperature sensor of the indoor unit senses room term (Notification of filter cleaning) can be changed. temperature usually. Set the remote controller sensor ...
  • Page 21: Maintenance

    Maintenance Wireless remote controller (TCB-AX32E2) <Daily maintenance> When TEMPORARY button is pushed for 10 seconds or more, “Pi!” sound is heard and ▼ Cleaning of air filter (Once every 3 months) the operation changes to a forced cooling is displayed on the remote controller, maintain the operation.
  • Page 22: Troubleshooting

    – 21 – 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 23 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 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 — — Indoor unit TCJ sensor error Indoor unit —...
  • Page 25 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 — Outdoor unit line address duplicated — — Duplicated indoor units with priority (Displayed in indoor unit with priority) Duplicated indoor units with priority (Displayed in unit other than indoor unit with No.
  • Page 26 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. 49-EN 50-EN...
  • Page 27: Specifications

    336 Tadehara, Fuji-shi, Shizuoka-ken 416-8521 JAPAN Cooling Heating MMD-AP0244SPH1-E MMD-AP0274SPH1-E TCF holder: TOSHIBA CARRIER EUROPE S.A.S Route de Thil * Under 70 dBA 01120 Montluel FRANCE Hereby declares that the machinery described below: Generic Denomination: Air Conditioner Model / type:...
  • Page 28 – 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 29 55-EN 56-EN – 28 –...
  • Page 30 EH99892501-1...

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Mmd-ap0274sph1-e

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