Operation CHARM: Car repair manuals for everyone.

Refrigerant Recovery

RECOVERING OF REFRIGERANT IN REFRIGERATION SYSTEM

When discharging refrigerant from the system as follows, use a recovery machine to recover the refrigerant.
Before replacing parts on the refrigerant line.
When moisture or air gets in the refrigerant line.
When excess refrigerant is charged.

NOTE:
- When handling the recovery machine, always follow the directions given in instruction manual.





- After recovery, the amount of compressor oil removed must be measured and same amount added into the system.





1. Install manifold gauge set to service valves.
2. Recover refrigerant from refrigeration system.
(a) Connect the center hose to recovery machine.
(b) Operate the recovery machine.
(c) Open both high and low hand valves of manifold gauge set.

3. Stop recovery machine when recovering has finished.
4. Remove manifold gauge set from service valves.