AirMan SDG45S-3A8, Instruction Manual

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4. Operation
4
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5
A130500E
4.2.6 Circuit protector (CP) for AVR protection
AVR is equipped with circuit-protector (CP) for
protection against over current. Under the following
cases, it happens to function.

In case the machine gets overloaded while engine
speed is still lower.

In case the output voltage of machine is increased
higher than the specified voltage.
<Symptom>

When circuit protector functions and load is
applied to the machine, such trouble as larger
variance of voltage and/or delayed voltage recovery
follow.
<How to reset>

Press the white colored AVR button inside the
control panel for resetting the circuit breaker.
Note: Do not hold the button with such sharply pointed
things as a screwdriver, ball point pens etc.