Sym Quad Raider 600, Service Manual

Page: 161 / 247

13. COOLING SYSTEM
13-3
Cooling System Troubleshooting
The temperature indication is too high
Y
Y
Y
Water hose clogged
Y
B-2. Inspect the circuits of the
cooling system have short
or earth?
Short or earth handle
Y
Y
B. Turn on main switch and
check the water
temperature indicator
back to zero or not.
B-1. Measure thermo unit to
confirm voltage 6V
↑
?
N N
Replace thermo unit
Meter problem
N
D. Close radiator cap,
measure thermo unit to
confirm if voltage reduce
when temperature rise?
Replace thermo unit
N
Y
Y
N
C. Open radiator cap and
softly throttle, inspect if
the coolant circulate or
not?
C-1. Eng. stop and remove
water pump cover, start
the motor to inspect if
pump rotate or not?
Water pump repair
N
N
A1.Fill the radiator with coolant
and inspect for any leakage.
Coolant leaking problem
Y N
A. Stop and wait for the
engine completely cool
down, open filler cap and
check the capacity of
coolant in the radiator is
enough or not.
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