Table of Contents
Advertisement
12.3.4
Air Purging of the Piping and Indoor
The remaining air in the Refrigerant cycle which contains moisture may cause malfunction on the compressor.
1
Remove the caps from the 2-way and 3-way valves.
2
Remove the service-port cap from the 3-way valves.
3
To open the valve, turn the valve stem of 2-way valve counter-clockwise approx. 90° and hold it there for ten
seconds, then close it.
4
Check gas-leakage of the connecting portion of the pipings.
For the left piping, refer to 4 (A).
o
47
Advertisement
Table of Contents
