Troubleshooting Guide; Refrigeration Cycle Diagram - LG LA121HPMI Service Manual

Troubleshooting Guide

Troubleshooting Guide

Refrigeration Cycle Diagram

(1) Cooling Only Models
INDOOR UNIT
HEAT
EXCHANGE
(EVAPORATOR)
(2) Cooling & Heating Models
INDOOR UNIT
HEAT
EXCHANGE
(EVAPORATOR)
42 Room Air Conditioner
LIQUID SIDE
CAPILLARY TUBE
GAS SIDE
CHECK VALVE
LIQUID SIDE
(Heating Model only)
3-WAY VALVE
CAPILLARY TUBE
GAS SIDE
3-WAY VALVE
ACCUMU
LATOR
OUTDOOR UNIT
HEAT
EXCHANGE
(CONDENSER)
COMPRESSOR
OUTDOOR UNIT
HEAT
EXCHANGE
(CONDENSER)
REVERSING
VALVE
(Heating Model Only)
COMPRESSOR
COOLING
HEATING