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Home >> Chevrolet >> 1998 >> S10/T10 P/U 2WD L4-2.2L VIN 4 >> Repair and Diagnosis >> Heating and Air Conditioning >> Compressor HVAC >> Service and Repair >> Compressor Repair >> Major Compressor Repair Procedures >> Pressure Relief Valve
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Pressure Relief Valve

Tools Required
J 39500-B R-134a A/C Refrigerant Recovery, Recycling and Recharging System (ACR4)

Removal Procedure

1. Recover the refrigerant using the J 39500-B.





2. Remove the old pressure relief valve (5).

Installation Procedure

1. Clean the valve seat area on the rear head.





2. Lubricate the O-ring of the new pressure relief valve (5) and the O-ring assembly using new 525 viscosity refrigerant oil.
3. Install the new pressure relief valve (5).

Tighten
Tighten the new valve to 9.0 N.m (6.1 lb ft).

4. Evacuate and recharge the system using the J 39500-B.
5. Leak test the system.
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