HGM501 Genset Controller User Manual Page 8 of 17
4.2. START/STOP OPERATION
STARTING PROCEDURE
In stop mode turn the starter key from OFF to ON position to power on the controller, then
change the starter key position to START to begin cranking; after the engine fires, release the
starter key(crank disconnect condition is gen frequency>14.0Hz), then voltage, power and
frequency windows will show the real measured values. Press or button to
switchover between indicators 1#-6# and multifunctional window will show corresponding
settings. Press button to return to the frequency window.
LED indicators state:
1# Frequency (Hz)
2# Current (A)
3# Battery voltage (V)
4# Run time (H)
5# Engine temp.(℃)
6# Generator temp.(℃)
7# Auto protection If on, auto protection is enabled; if not, it is disabled.
8# Run on indicator Fuel relay output indicator
9# Crank indicator Start output indicator
10# Engine oil warning Low oil pressure indicator
NOTE: Before starting the engine please make sure that all the parameter settings are correct.
NOTE“Engine oil warning”indicator operates according to the oil pressure switch. Before the start of the
gen-set, the light must be on; if it is not, it means that oil pressure switch or its return circuit is faulty; in this
case please do not proceed before clearing up the problem.
STOPPING PROCEDURE
1) Auto stop
If auto protection condition occurs, the system will be stopped automatically;
During normal running of the gen-set, if low oil pressure signal is detected an last for
over 2s, the set will be stopped.
2) Manual stop
Under any circumstances, if starter key is turned from ON to OFF position, it will lead
to shutdown.
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