Removal of Manifold Gauge Set

WARNING: High pressure side is under high pressure.
Therefore, be careful not to get injured especially on your eyes and skin.

For the A/C system charged with the specified amount of refrigerant, remove manifold gauge set as follows:

Close low pressure side valve of manifold gauge set. (The high pressure side valve is closed continuously during the process of charging.)
Close refrigerant container valve.
Stop engine.
Using shop rag, remove charging hoses from service valves. This operation must be performed quickly.
Put caps on service valves.