V-Belt; Secondary Sheave - Yamaha SRX440 1980 Service Manual

d. Install the sheave subassembly tool and
tighten the cap.
e. Tighten the six primary sheave cap bolts
and remove the subassembly tool.
Tightening torque:
11 Nm (1.1 m-kg)
C A U T I O N : - - - - - - - - -.....
Make sure that the primary sheave cap
assembly slides in contact with the
fixed sheave boss.
1980 SRX440
Tightening torque:
First tighten the bolt to a torque of
A. then loosen it.
Retighten bolt to a final torque of B.
A: 120 Nm (12 m-kg)
B: 65 Nm (6.5 m-kg)
.
C. V-belt
Check the drive V-belt for damage and wear.
If the width is less than specified value. re-
place with a new belt.
f. Clean the oil off the tapered portion of
crankshaft using a lacquer thinner.
g. Fit the primary sheave assembly to the
tapered portion of crankshaft.
h. Apply engine oil to the threaded portion
of primary sheave bolt and its contact
surface with spring washer.
i. Tighten the primary sheave mounting
bolt. using the rotor holding tool. Next.
lock the lock washer.
N O T E : - - - - - - - - - - - -
Check the lock washer, and if damaged. re-
place with a new one.
5-7
Wear limit: 26 mm (1.02 in)
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1. New: 31.5mmll.24inl
2. Wear limit: 26 mm (1.02 in)
D. Secondary sheave
1. Disassembly
a. Apply the brake and remove the secon-
dary sheave mounting bolt.
b. Remove the secondary sheave
assembly and plate washers.