HER CHEE ATV-600 - Page 156

Ch. 13 COOLING SYSTEM
13-3
Trouble Diagnosis
Water leaking problem
The temperature indicated is too high
A. Stop and waiting for the
engine is completely
cooled down, open cap
to check the capacity of
coolant in radiator.
A1.Refill the radiator with
coolant then check for
an
y
leaka
g
e?
Water leaking problem
N Y
Y
B. Turn on main switch and
check the water
temperature indicator
back to zero?
B-1.Measure thermo unit to
confirm voltage 6V↑?
Replace thermo unit
N N
Y
B-2.Inspect the circuits of
water temperature have
short or earth?
Short or earth handle
Y
Y
N
C. Open radiator cap and
softly throttle, inspect
coolant have circulated?
Water hose clogged
N Y
C-1.Eng. stop and remove
water pump cover, start
the motor to inspect
pump its rotation?
Water pump repair
N
D. Close radiator cap,
measure thermo unit to
confirm voltage reduced
comply with temperature
rise?
Next page
Water hose clogged
Replace thermo unit
Y Y
Y
N
N