1997 SUBARU LEGACY Service Repair Manual

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SUBARU LEGACY 1997  Service Repair Manual G4M0654
18. Pressure Switch (Dual Switch)
Pressure switch is attached to receiver dryer.
A: INSPECTION
1) Remove cap from high-pressure line service valve, and
connect gauge manifold to service valve.

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SUBARU LEGACY 1997  Service Repair Manual 1. Air Conditioning System Diagnosis
41
4-7DIAGNOSTICS
1. Air Conditioning System Diagnosis

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SUBARU LEGACY 1997  Service Repair Manual 2. Performance Test Diagnosis
If various conditions caused to other air conditioning
system, the characteristics revealed on manifold gauge
reading are shown in the following:
As to the method of a pe

Page 1500 of 3342

SUBARU LEGACY 1997  Service Repair Manual Condition Probable cause Corrective action
G4M0676
G4M0677
Insufficient cooling;
Sweated suction line.
No cooling;
Sweating or frosted suc-
tion line.Expansion valve allows
too much refrigerant
throug

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SUBARU LEGACY 1997  Service Repair Manual Condition Probable cause Corrective action
FAULTY CONDENSER
G4M0680
No cooling action;
Engine may overheat.
Suction line is very hot.Condenser is often
found not functioning
well.Check condenser
cool

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SUBARU LEGACY 1997  Service Repair Manual 3. Blower Motor Diagnosis
45
4-7DIAGNOSTICS
3. Blower Motor Diagnosis

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SUBARU LEGACY 1997  Service Repair Manual 4. Compressor Diagnosis
46
4-7DIAGNOSTICS
4. Compressor Diagnosis

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SUBARU LEGACY 1997  Service Repair Manual 5. Compressor Clutch Diagnosis
EPA0110
47
4-7DIAGNOSTICS
5. Compressor Clutch Diagnosis