52
PB
INSTALLATION
Outdoor Unit
1. Select a location where the noise and outflow air emitted by the outdoor unit will not affect neighborhood.
2. The location should be well ventilated and dry, in which the outdoor unit won’t be exposed directly to sunlight or strong wind.
3. The location should be able to withstand the weight of outdoor unit.
4. Make sure that the installation follows the requirement of installation dimension diagram.
5. Select a location which is out of reach for children and far away from animals or plants.If it is unavoidable, please add fence for
safety purpose.
Electrical connection Requirements
Safety Precaution
1. Must follow the electric safety regulations when installing the unit.
2. According to the local safety regulations, use qualified power supply circuit and air switch.
3. Make sure the power supply matches with the requirement of air conditioner. Unstable power supply or incorrect
wiring may result in electric shock,fire hazard or malfunction. Please install proper power supply cables before using
the air conditioner.
4. Properly connect the live wire, neutral wire and grounding wire of power socket.
5. Be sure to cut off the power supply before proceeding any work related to electricity and safety.
6. Do not put through the power before finishing installation.
7. For appliances with type Y attachment,the instructions shall contain the substance of thefollowing.If the supply
cord is damaged,it must be replaced by the manufacturer,its service agent or similarly qualified persons in order to
avoid a hazard.
8. The temperature of refrigerant circuit will be high, please keep the interconnection cable away from the copper
tube.
Grounding Requirements
1. The air conditioner is first class electric appliance. It must be properly grounded with a specialized grounding
device by a professional. Please make sure it is always grounded effectively, otherwise it may cause electric shock.
2. The yellow-green wire in air conditioner is grounding wire, which can’t be used for other purposes.
3. The grounding resistance should comply with national electric safety regulations.
4. The appliance must be positioned so that the plug is accessible.
5. An all-pole disconnection switch having a contact separation of at least 3mm in all poles should be connected in
fixed wiring.
6. Include an air switch with suitable capacity, please note the following table. Air switch should be included mag
net buckle and heating buckle function, it can protect the circuit-short and overload.
CAUTION
Do not rely on the fuse
alone for protection of
the circuit
Summary of Contents for MRM09Y1J
Page 8: ...8 INTRODUCTION MWM09Y1J MWM12Y1J Figure 101 Indoor Units MWM18Y3J MWM24Y3J MWM36Y3J...
Page 37: ...37 OPERATION 18 24kSequenceofOperation...
Page 38: ...38 OPERATION 18 24k Sequence of Operation O o 0 C L A B C D 1 1 4...
Page 39: ...39 OPERATION 18 24k Sequence of Operation...
Page 40: ...40 OPERATION 18 24k Sequence of Operation...
Page 41: ...41 OPERATION 18 24k Sequence of Operation...
Page 47: ...47 INSTALLATION...
Page 48: ...48 INSTALLATION Installation Tools...
Page 95: ...95 TROUBLESHOOTING Malfunction of IDU Fan Motor U8 Service Manual No Start End...
Page 116: ...116 FIgure 901 PARTS CATALOG Indoor Unit MWM09Y1J MWM12Y1J MWM09Y1J MWM12Y1J...
Page 118: ...118 FIgure 902 PARTS CATALOG Indoor Unit MWM18Y3J MWM24Y3J...
Page 123: ...123 FIgure 904 PARTS CATALOG Outdoor Unit MRM09Y1J MRM12Y1J MRM09Y1J MRM12Y1J...
Page 126: ...126 PARTS CATALOG Outdoor Unit MRM18Y3J FIgure 905...
Page 128: ...128 PARTS CATALOG Outdoor Unit MRM24Y3J FIgure 906...