Sym Quad Lander 600 - Cooling System Troubleshooting

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↑?
NN
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 repai
r
N
N
A1.Fill the radiator with coolant
and inspect for any leakage.
Coolant leaking problem
YN
A. Stop and wait for the
engine completely cool
down, open filler cap and
check the capacity of
coolant in the radiator is
enou
g
h or not.
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