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5. Buzzer Alarm Warning System
The buzzer is alarmed when the engine is over heated
and/or engine oil pressure is too lowered.
1) Over heat warning alarm system
The thermos-switch is located on the themostat case.
Relay and buzzer are located on the fire wall
compartment. The buzzer is alarmed with the
thermos-switch and relay.
The thermos switch is closed at 107ºC to 113ºC, and
is opened at 103ºC.
If buzzer is alarmed, clean the radiator front screen
and radiator screen, and inspect the coolant quantity
after coolant temperature become cold.
(2) Engine oil pressure warning alarm system
The oil pressure switch is located on the cylinder
head. Relay and buzzer are located on the fire wall
compartment. The buzzer is alarmed with the oil
pressure switch and relay. The switch is closed when
oil pressure is low 0.29 MPa {0.3 kgf/cm
2
}.
If buzzer is alarmed, stop the engine and inspect the
engine oil level.
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