Accumulator HVAC: Service and Repair
ACCUMULATOR REPLACEMENTREMOVAL PROCEDURE
1. Recover the refrigerant from the system. Refer to Refrigerant Recovery and Recharging.Service and Repair
2. Remove the electrical connector from the A/C low pressure switch.
3. Remove the compressor hose fitting from the accumulator.
4. Remove the nut (2) from the evaporator fitting.
5. Remove the accumulator bracket nut (4) from the retaining stud.
6. Remove the accumulator (3).
7. Remove the retaining bracket bolt (5).
8. Remove the retaining bracket (6) from the accumulator.
9. Remove the O-ring seals.
INSTALLATION PROCEDURE
1. Install new O-ring seals.
2. Install the retaining bracket (6) to the accumulator.
NOTE: Refer to Fastener Notice in Service Precautions.
3. Install the retaining bracket bolt (5).
Tighten
Tighten the accumulator bracket bolt to 10 N.m (89 lb in).
4. Install the accumulator (3).
5. Install the accumulator bracket nut (4).
Tighten
Tighten the accumulator bracket nut to 9 N.m (80 lb in).
6. Install the nut (2) to the evaporator fitting.
Tighten
Tighten the nut to 16 N.m (12 lb ft).
7. Install the compressor hose fitting to the accumulator.
8. Connect the electrical connector to the A/C low pressure switch.
9. Add refrigerant to the system. Refer to Refrigerant Recovery and Recharging.Service and Repair
10. Leak test the fitting(s) of the repaired or reinstalled component using the J 39400-A.