Pressure Switch Check - LG multi V PLUS Service Manual

Pressure Switch.
Start of check
Does the compressor
suddenly stop at pressure when the
pressure switch does
not operate?
No failure of pressure switch.
Caution: If the system is operated for a long time with power off of the pressure switch, the pipe
and parts of the system may be critically damaged.
No
Turn power off of the pressure
Yes
switch and restart
Yes
No
Is the operation normal?
Yes
Replace the pressure switch.
Self-diagnosis function
Service Manual 295