LG LMU185HV Manuel D'utilisation page 20

1. Install declination of the indoor unit is very important for the drain of the duct type air conditioner.
2. Minimum thickness of the insulation for the connecting pipe shall be 19mm(1/32 inch).
• The unit must be horizontal or declined to the drain hose connected when
finished installation.
Drainage hole
INSULATION, OTHERS
THERMAL INSULATION
INDOOR UNIT
Union for gas pipe
Refrigerant pipe and thermal
insulator(Local supply)
Hose clip for thermal insulator
(Local supply)
Thermal insulator for refrigerant pipe
(Local supply)
Union for liquid pipe
TEST AND CHECK
I After all workings are finished, check the working and operation.
• Air distribution ............... Is the air circulation good?
• Drain ............................. Is the drainage smoothly and no sweating?
• Gas leakage ................. Is the piping connection correctly?
• Wiring ........................... Is the wiring connection correctly?
• Lock-bolt ....................... Is the lock-bolt of compressor loosened?
• Insulation....................... Is the unit fully insulated?
• Ground .......................... Is the unit safely grounded?
CAUTION
Front of view
Ceiling
Drain Pump use
Insulate the joint and tubes completely.
All thermal insulation must comply with local requirement.
Insulation
Installation
Thermal insulator for refrigerant pipe
(Local supply) Thermal insulator for
piping(Local supply)
Overlap with thermal
insulator for piping.
Hose clip for thermal insulator(Local supply)
Make sure that there is no clearance here.
Felt
Cabinet
Rubber
No clearance
Installation Manual 19