Chain Cover

Special Tools:

Special Tools

DISASSEMBLY





1. Press tabs and remove the harness.

NOTE: If replacement of the chain cover is necessary the main control wire harness will need to be transferred.





2. Remove the thrust washers.
1. Remove the No. 1 drive sprocket thrust washer.
2. Remove the No. 3 chain cover thrust washer.





3. Remove the bolt and the manual valve detent spring.





4. Remove the accumulator piston shafts.





5. Remove the accumulator pistons.

CAUTION: Do not use any objects in the piston shaft bore for removal. Damage to the bore will result.

NOTE: Tag and mark the location of the accumulator pistons.





6. Remove the bimetal element and the thermostat plate.

CAUTION: Use care not to damage the machined surface of the chain cover.

NOTE: The use of side cutters supported by a small piece of wood will aid in the removal of the bimetal retaining collars.

ASSEMBLY





1. Measure the distance that the center bimetal element pin protrudes from the chain cover.





2. Install the bimetal element.
1. Position the bimetal strip onto the end of the pin.
2. Install the Bimetal Height Gauge under the bimetal element.
3. Tap the retaining collar onto the pin until it seats against the tool edge.





3. Install the bimetal element.
1. Position bimetal strip onto end of pin.
2. Install bimetal height gauge under the bimetal element.
3. Tap the retaining collar onto the pin until it seats against the tool edge.





4. Remove the slotted end of the bimetal element and install the thermostat plate over the end and middle pins.





5. Install the slotted end of the bimetal element under the retaining ring.





6. Install new seals on the accumulator pistons.

CAUTION: Do not allow the pistons to cock in their bores or damage to the seals may result.

NOTE: Coat the new seals with petroleum jelly.





7. Install the pistons into the proper bore of the cover with spring pocket up.





8. Install the accumulator piston shafts.

NOTE: The use of petroleum jelly will hold the accumulator piston shafts in place while assembling the chain cover.





9. Install the manual valve detent spring.





10. Install the thrust washers.
1. Install the No. 1 drive sprocket thrust washer.
2. Install the No. 3 chain cover thrust washer,

NOTE: The use of petroleum jelly will hold the thrust washers in place during assembly.





11. Install internal wire harness if it was removed.