Pump, Transmission Oil: Disassembly
WARNING: This page is about a different variant/trim than selected.
- Remove the oil supply from the transmission case. Refer to PUMP, TRANSMISSION OIL, REMOVAL .NOTE:
Apply air pressure slowly, oil may spray when B-piston releases from the assembly.
- With one hand above clutch B piston (1), carefully apply air pressure into the hole (2) directly above the clutch B piston alignment tab (3) to remove clutch B piston from the assembly.
- Remove the outer ring (1) (inside clutch B piston).
- Remove the clutch A snap ring (2).
- Remove the clutches and spacers (4).
- Remove the hub (3).
- Position the oil pump housing assembly (4) in a suitable press.
- Using (special tool #8285, Compressor, Spring) (1), press on the fingers of the belleville spring to remove tension on the split retaining ring (2), and remove the two halves of the retaining ring (2).
- Remove the belleville spring (1) and plate.
- Remove the clutch A piston (1) and seal (2) from the oil pump assembly.
- Remove the inner (1) and outer (2) oil pump O-rings.
- Remove the bolts (1) from the oil pump.
- Separate the two halves of the oil pump, by pushing on the hub.
- Carefully pry up on the oil pump (1), separating it from the housing (2).
- Remove the drive sprocket, chain and pump body (1) as an assembly.
- Remove the oil pump O-ring (2).
- Remove the oil pump seal (2).