Wagoneer L6-242 4.0L VIN L FI (1989)
Refrigerant Oil: Service and Repair
Compressor Oil Level Check
Sankyo Compressor
1.
Operate air conditioning system for 10 minutes.
2.
Stop engine, then disconnect A.C. compressor clutch connector.
3.
Front-seat the discharge and suction service valves.
4.
Determine mounting angle as follows:
a. Using suitable angle gauge across the flat surfaces of the front mounting ears.
b. Read the mounting angle to the closest degree.
c. All models except Grand Wagoneer, have 0 ° mounting angle.
d. Grand Wagoneer models, have 65 ° mounting angle.
Fig. 2 Compressor Oil Level Check. Sankyo 508 Compressor
5.
On models with SD 508 compressor, look through oil filler plug hole and rotate clutch front plate to position internal parts.
Fig. 3 Compressor Oil Level Check. Sankyo 709 Compressor
6.
On models with SD 709 compressor, rotate clutch front plate counterweight to 30 °.