CABIN
L3560, L4060, L4760, L5060, L5460, L6060, WSM
10-S2
Insufficient Cooling
(Compressor Does
Not Rotate Properly)
Belt slipping Adjust or replace G-29
Magnetic clutch damaged Repair or replace 10-S22
Compressor damaged Replace 10-S45
Insufficient Cooling
(Others)
Thermostat damaged Replace –
Water valve damaged Replace –
Condenser fin clogged with dust Clean G-30
Expansion valve damaged Replace –
Insufficient Heating Water valve damaged Replace –
Temperature motor damaged Check and repair 10-S27
Insufficient coolant Fill G-9
Too Low Air Flow
Rate
(Blower Motor Does
Not Run)
Blower switch damaged Check and repair 10-S23
A/C compressor relay damaged Replace 10-S29
Brush in poor contact Replace 10-S27
Fuse blown out Replace G-45
Wrong wiring or loose connections Check and repair –
Too Low Air Flow
Rate
(Flow Rate Does Not
Change in 4 Steps)
Blower resistor damaged Replace 10-S26
Relay damaged Replace 10-S28
Blower switch damaged Replace 10-S23
Too Low Air Flow
Rate
(Others)
Blower is not tightened enough Check and repair 10-S27
Blower deformed Replace 10-S27
Blower in contact with casing Check and repair 10-S27
Obstacle at or near suction port Check and repair –
Evaporator frosted Clean or replace –
Filter clogged Clean or replace G-30
Blow duct clogged or missing Check and repair –
Insufficient Cooling
(Compressor
Magnetic Clutch
Does Not Work)
Low battery voltage Charge G-27
Rotor in contact with stator Replace 10-S45
Wrong wiring loose connections Check and repair –
Relay damaged Replace 10-S29
Coil shortage Replace 10-S45
Ground malfunction Check and repair 9-S35
Coil burst out Replace 10-S45
Insufficient Cooling
(Hi-pressure Level is
Too High)
Refrigerant overcharged Check with manifold
gauge
10-S13
Condenser clogged with dust and dirt Clean G-30
Air mixed Check with manifold
gauge
10-S13
Insufficient Cooling
(Hi-pressure Level is
Too Low)
Refrigerant too short Check with manifold
gauge
10-S13
Compressor discharge valve damaged Replace –
Compressor gasket damaged Replace –
Low-pressure pipe in trouble
(Cracked or clogged)
Replace 10-S50
Symptom Probable Cause Solution
Reference
Page