Vacuum Pumping And Leak Detection; Check After Installation And Test Operation; Use Vacuum Pump; Leakage Detection - Gree GWC09QB-K3DNB2B Service Manual

Service Manual
Note:
The drain hose can't be fluctuant
The drain hose
can't be fluctuant
8.7 Vacuum Pumping and Leak
Detection

1. Use Vacuum Pump

Liquid valve
Gas valve
Refrigerant charging
vent
Nut of refrigerant
Charging vent
Installation and Maintenance
The water outlet
can't be placed
in water
The water
outlet can't be
fluctuant
Piezometer
Lo
Valve cap
Vacuum pump
Inner hexagon
spanner
Close
Open

2. Leakage Detection

8.8 Check after Installation and Test
Operation
1. Check after Installation
installation.
No.
1
2
3
4
5
Is electric wiring and
6 pipeline installed
7
8
9
10
11
Hi
2. Test Operation
(1) Preparation of test operation
controller to start operation.
emit noise.
water dripping.
water dripping.
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