Checking The Drainage - LG AMNW Series Installation Manual

INSTALLATION
12
INSULATION, OTHERS
THERMAL INSULATION
INDOOR UNIT
Refrigerant pipe and thermal
insulator(Local supply)
Hose clip for thermal insulator
(Local supply)
Thermal insulator for refrigerant pipe
TEST AND CHECK
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?

Checking the Drainage

1
Remove the Air Filter.
2
Check the drainage.
- Spray one or two glasses of water upon the evaporator.
- Ensure that water flows drain hose of indoor unit without any leakage.
Insulate the joint and tubes completely.
All thermal insulation must comply with local requirement.
Union for gas pipe
(Local supply)
Union for liquid pipe
<TYPE A>
<TYPE A>
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
Insulation
No clearance
<TYPE B/C>
<TYPE B/C>