Installing Right-Side Components - Toro 500 EFI Service Manual

DRIVEN PULLEY ASSEMBLY

NOTE: The driven pulley assembly is a non-service-
able component and must be replaced as a complete
assembly.
Installing Right-Side
Components
A. Oil Strainer/Oil Pump
1. Place the oil strainer into position beneath the crank-
case. Tighten the Phillips-head screws securely.
2. Place the strainer cap into position on the crankcase
making sure the O-ring is properly installed and
secure with the four cap screws. Tighten the cap
screws to 10 ft-lb; then install the oil drain plug and
tighten to 16 ft-lb.
3. Place two alignment pins and the oil pump into posi-
tion on the crankcase and secure with the Phillips-
head screws coated with red Loctite #271. Tighten to
8 ft-lb.
64
4. Place the thrust washer and drive pin into position on
the oil pump shaft, install the oil pump driven gear
making sure the recessed side of the gear is directed
inward, and secure with a new snap ring.

NOTE: Always use a new snap ring when installing
the oil pump driven gear.
MD1337
MD1208
5. Install the cam chain.

NOTE: Keep tension on the cam chain to avoid dam-
aging the crankcase boss.
6. Place the pin into position, install the oil pump drive
gear, and tighten the cap screw (coated with red Loc-
tite #271) to 63 ft-lb.
MD1060
MD1020
MD1019