22. Remove the chain from the VVT unit and from the crankshaft
pulley.
23. Remove the camshaft locking tool 303 - 530 and transfer it to the B-Bank camshafts, aligning the shafts slightly as necessary.
24. Loosen the bolt which secures the sprocket to the camshaft.
25. Loosen the bolt which secures the VVT unit to the camshaft.
26. Remove the primary ch ain tensioner bolts.
Accessory Drive - Accessory Drive
Description an
d Operation
Parts List
Cran
kshaft Pulley
The combined crankshaft
pulley and torsio
nal vibration damper drives a single, seve n ribbed vee belt. The belt drives all of
the engine-mounted accessories; the generator, the power assi sted steering pump, the air-conditioning compressor and the
coolant water pump.
I
dler Pulley
An i
dler pulley, on the right-hand
accessory mounting, increases the wrap-angle around the generator pulley.
Coolant Pump Drive
The coolan
t pump pulley is the
uppermost of the accessory drive pulleys. Th e coolant pump is fitted between the two
cylinder banks on the front face of the engine.
Air Conditioning Compressor Drive
Thi
s is positioned at the lowest poin
t of the front-end accessory-d rive on the left hand side accessory mounting.
It
em
Par
t Number
De
scription
1—Coo
lant Pump Drive
2—Ai
r-Conditioning Compressor Drive
3—Power Steer
ing Pump Drive
4—Au
tomatic Belt Tensioner
5—Crankshaft Pul
ley
6—Idle
r Pulley
7—Generator Dri
ve
