Yamaha F75F - Checking the Crankcase Cover Anode; Checking the Thermostat; Installing the Crankcase Cover

Oil cooler
7-26
Checking the thermostat
1. Check:
• Thermostat valve opening at
the specified
water temperatures
Out of specification  Replace.
a. Suspend the thermostat in a container
of water.
b. Place a thermo meter in the water, and
then heat the water slowly.
c. Measure the thermostat valve opening
“a” at the specified water tempera-
tures.
Checking the crankcase cover anode
1. Check:
• Anode
Eroded (1/2 or more)  Replace.
There is grease, oil, or scales  Clean.
Do not apply grease, oil, or paint to the an-
ode.
Installing the crankcase cover
1. Install:
• Anode
• Anode scre
w
• Crankcas
e cover gasket
• Crankcas
e cover
2. Tighten:
• Crankcas
e cover bolt
a. Tighten the crankcase cover bolts “1”
to the specified torque in
the order [1],
[2], and so on.
Water temper-
ature
Valve opening “a”
58–62 C
(136–144 F)
Starts opening
above 70 C
(158 F)
4.3 mm (0.17 in) or above
a
Crankcase cover bolt “1”
12 N·m (1.2 kgf·m, 8.9 lb·ft)
New
1
[1]
[4]
[5]
[2]
[3]
[6]
T
R
.
.