Suzuki Grand Vitara 1998, Руководство по обслуживанию

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YH4
GRAND
VITARA
AIR CONDITIONING (OPTIONAL) 1B-7
Condition Possible Cause Correction
Cool air does not come
out or insufficient
cooling (A / C system
normal operative) Compressor faulty
Air in A / C system
Air leaking from cooling unit or air
duct
Heater and ventilation system faulty
Blower motor faulty
Excessive compressor oil existing in
A / C system
Check compressor.
Replace condenser dryer, and
evacuation and charging.
Repair as necessary.
Check blower unit.
Check heater control lever assembly.
Check heater assembly.
Check blower motor.
Pull out compressor oil in A / C system
circuit, and replace compressor.
Cool air does not comes
out only intermittently Wiring connection faulty
Expansion valve faulty
Excessive moisture in A / C system
A / C controller faulty
Magnetic clutch faulty
Excessive charge of refrigerant
Repair as necessary.
Check expansion valve.
Replace condenser dryer, and
evacuation and charging.
Check A / C controller.
Check magnetic clutch.
Check charge of refrigerant.
Cool air comes out only
at high speeds Condenser clogged
Insufficient charge of refrigerant
Air in A / C system
Drive belt slipping
Compressor faulty
Check condenser.
Check charge of refrigerant.
Replace condenser dryer, and
evacuation and charging.
Adjust or replace drive belt.
Check compressor.
Cool air does not comes
out only at high speeds Excessive charge of refrigerant
A / C evaporator frosted
Check charge refrigerant.
Check A / C evaporator.
Check A / C thermistor.
Insufficient velocity of
cooled air A / C evaporator clogged or frosted
Air leaking from cooling unit or air
duct
Blower motor faulty
Wiring or grounding faulty
Check A / C evaporator.
Repair as necessary.
Check blower motor.
Repair as necessary.