LG multi V PLUS Service Manual

290 Trouble Shooting Guide
Is temperature
difference between both ends
of the check valve when operating
the whole room in cooling
mode?
Start of check.
Replace the
check valve.
Check Valve (Parallel connected check valve in outdoor unit)
No failure of check valve.
Yes
No
Yes
Remove failures of the
outdoor unit LEV
Is the outdoor unit LEV
normal?
Replace the check valve.
No
No
Is temperature
difference between both ends
of the outdoor LEV when operating
the whole room in heating
mode?
Self-diagnosis function

LG multi V PLUS Specifications

General

Brand	LG
Model	multi V PLUS
Category	Air Conditioner
Language	English