49
ENGLISH
Vacuum pump
Vacuuming pipe
1. Completely connect the indoor/outdoor unit pipes.
2. Connect the manifold gauge to the service valve port of the low pressure side on the outdoor unit.
3. Execute vacuum pump for over 30 minutes.
- If the pipe extension is larger, time of the vacuum pump should also get longer.
4. After degree of vacuum has been established, open the service valve
➀
~
➁
as shown in the illustration.
- Use soapsuds to check for refrigerant leakage on the connection part of the pipes
2
1
F&T Condenser
Outdoor unit
Air flow
Sensor
EEV
Compressor
Indoor unit heat
exchanger
Service Valve
Service Valve
f
f
Vacuuming air conditioner
- Execute vacuum pump on the manifold gauge connected to low pressure side
➁
, to purge the air from the pipes and
indoor unit.
S-east_MEMORY_IBIM_EN_03955A-02_EN.indd 49
2014-10-28 오후 12:01:03