Yamaha SRX440 1980 Service Manual page 18

1980 SRX440
c. Install the intake manifold.
Tightening torque:
15 Nm (1.5 m-kg)
c. Measure the gap with the thickness
gauge between the raised boss on the
pump adjust pulley and the adjust plate.
1. Adjust plate
2. Adjust pulley
3. Minimum pump stroke
case Jam.
Minimum pump stroke:
Tightening torque:
0.20
~
0.25 mm
7 Nm (0.7 m-kg)
(0.0079
~
0.0098 in)
(}-+f clearance is not correct;-remove-the
18. Thermostat case and joint installation
Clean the mating surfaces of cylinder
head and thermostat case/joint.
Install the new gasket and thermostat
/' . t
Tightening torque:
23 Nm (2.3 m-kg)
17. Exhaust pipe installation
Remove the carbon deposits from ex-
haust pipe. Inspect the exhaust gasket
for damage and replace it as required.
Install the exhaust pipe with gasket.
B. Oil pump
1. Minimum pump stroke checking and ad-
justment.
Normally the checking the adjustment
of the pump stroke are not required. but
if any sign of trouble resulting from an
incorrect minimum pump stroke is
noticed (e.g.. excessive engine oil con-
sumption or engine seizure). proceed as
follows:
a. Remove the oil pump assembly from
the engine.
b. Turn the oil pump worm Wheel until the
pump plunger moves fully out and away
from the pump body to its outermost
limit.
adjust plate lock nut and the adjust
plate.
e. Remove or add an adjust shim as re-
quired.
1. Adjust shim
f. Reinstall adjust plate and lock nut.
Tighten the lock nut. Re-measure gap.
Repeat procedure as required.
2. Oil pump drive case installation
Coat the pump drive gear with grease.
And install the pump drive case.
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