45
RS032A
NOTE: Note the orientation of the bypass valve
for assembling purposes.
RS033A
18. Remove the six screws securing the water pump
cover to the crankcase and remove the cover.
Account for the O-ring gasket and the alignment
pins.
RS035A
19. Remove the cap screw securing the water pump
impeller; then slide the impeller free of the shaft.
20. Turn the engine upside down on support blocks
and remove the coolant temperature sensor switch.
FC033
21. With its bottom side up on two support blocks,
remove the cap screws securing the crankcase
halves.
NOTE: The end bearings are not pressed onto
the crankshaft.
22. Separate the crankcase halves by installing two crank-
case cap screws in opposite corners leaving the heads
approximately 6 mm (1/4 in.) out. Using a plastic-
tipped hammer, tap on each cap screw head until the
case halves separate. Remove the cap screws.
FC034
23. Lift the bottom half of the crankcase off the top half.
24. Lift the crankshaft free from the top half of the
crankcase and slide the crankshaft oil seals off the
crankshaft. Account for the C-ring. Remove the
bearing retaining pins and account for the crank-
case dowel pins.
NOTE: Account for the rubber spacer on the
PTO-end of the crankshaft.
25. Remove the two cap screws securing the oil-injec-
tion pump cover plate, remove the cover and gas-
ket, and remove the oil pump retainer.
CAUTION
DO NOT drive any tool between halves to separate the
crankcase. Damage to the sealing surfaces will result.
CAUTION
Care must be taken to not allow the connecting rods to
drop onto the sealing surface of the bottom case half.
