Samsung Q9000 ميموري User Manual
50
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.
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
Outdoor unit Condenser
(PFC)
Air flow
Sensor
EEV
Compressor
Indoor unit Evaporator
(PFE)
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.
사우디,인도,나이지리아향 FAC MEMORY 냉방_IBIM_EN_04773A-00.indd 50
2014-09-11 오후 1:16:18