58
Installation and Maintenance
Service Manual
Liquid valve
Gas valve
Refrigerant charging
vent
Nut of refrigerant
Charging vent
Vacuum pump
Piezometer
Valve cap
Lo Hi
Inner hexagon
spanner
Open
Close
The drain hose can't be fluctuant
The drain hose
can't be fluctuant
The water
outlet can't be
fluctuant
The water outlet
can't be placed
in water
1. Use Vacuum Pump
1. Check after Installation
2. Test Operation
ć
2. Leakage Detection
8.7 Vacuum Pumping and Leak
Detection
8.8 Check after Installation and Test
Operation
Note:
The drain hos
can't raise
upwards
NO.
1
2
3
4
5
6
7
8
9
10
11
12
U-shaped curve
Wall
Drain hose