4-7
4
4. Install the front bumper and front fender panel.
5. Install the front rack.
6. Fill the cooling system with the recommended
amount of antifreeze. Check for leakage.
7. Connect the fan wiring to the main wiring harness.
THERMOSTAT
Removing
NOTE: The thermostat housing is located behind
the radiator on the left side near the top of the
radiator.
1. Drain approximately one quart of coolant from the
cooling system.
2. Remove the cap screws securing the cover to the
thermostat housing and remove the thermostat
cover and thermostat. Account for an O-ring.
Inspecting
NOTE: Whenever a part is worn excessively,
cracked, or damaged in any way, replacement is
necessary.
1. Inspect the thermostat for corrosion or spring damage.
2. Using the following procedure, inspect the ther-
mostat for proper operation.
A. Suspend the thermostat in a container filled with
water.
B. Heat the water and monitor the temperature
with a thermometer.
C. The thermostat should start to open at 80-84° C
(176-183° F).
D. If the thermostat does not open, it must be
replaced.
3. Inspect all coolant hoses, connections, and clamps
for deterioration, cracks, and wear.
NOTE: All coolant hoses and clamps should be
replaced every four years or 4000 miles.
Installing
Place the thermostat and O-ring into the thermostat
housing; then secure the thermostat housing cover to
the housing with the cap screws.
COOLING FAN
Removing
1. Remove the radiator (see Liquid Cooling System
in this section).
2. Remove the fan assembly from the radiator.
Installing
1. Position the fan assembly on the radiator; then
secure with existing hardware.
NOTE: The fan wiring must be in the upper-right
position.
2. Install the radiator.
WATER PUMP
NOTE: The water pump is a non-serviceable
component. It must be replaced as an assembly.
Removing
1. Remove the radiator cap; then remove the water
pump drain and drain the coolant.
FI530A
2. Drain the oil from the engine/transmission.
3. Remove four cap screws securing the water pump
cover to the water pump housing; then leaving the
hoses connected, remove the water pump cover
and lay aside.
FI530
4. Remove the six remaining cap screws securing the
water pump housing to the magneto cover; then
remove the water pump housing. Account for a
gasket and two alignment pins.
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