HGM6510 GENSET PARALLEL UNIT
HGM6510 Genset Parallel Unit
ISSUE 2013-07-15
Version 1.7
Page 49 of 52
14 TROUBLESHOOTING
Problem
Possible Solution
Controller
does
not
respond to power on
Check starting batteries;
Check the wiring to the controller;
Check the DC fuse.
Check that HGM6510 controller DIP switch on back panel
is in the right position: Dial up for normal use; Dial down
for upgrading program.
Genset shutdown
Check that water/cylinder temperature is not too high;
Check alternator voltage;
Check the DC fuse.
Emergency shutdown
Check emergency shutdown button functions;
Check if the starting battery positive is correctly connected
to the emergency stop input;
Check that there is no open circuit.
Low oil pressure alarm
after crank success
Check the oil pressure sensor and its wiring.
High water temperature
alarm after crank success
Check the temperature sensor and its wiring.
Shutdown alarm during
running
Check corresponding breaker and its wiring according to
the information on LCD;
Check auxiliary input port.
Generator fails to close
Check ATS auxiliary input port;
Check generator close relay.
Generator Reverse Phase Check generator voltage phase sequence.
Bus Reverse Phase
Check bus voltage phase sequence.
Generator Reverse Power
Check if the GOV and AVR are normal;
Check if the CT primary wiring and secondary wiring are
correct;
Check if the voltage/current phase sequences are correct.
MSC ID Error
MSC ID of the controller is repetitive to another ID. Try to
reset MSC ID using PC software again.
MSC Data Error
Check connections of CAN high and low polarity;
Check if correctly connected of 120Ω resister;
Fail to start
Check fuel return circuit and its connections;
Check starter batteries;
Check speed sensor and its connections;
Refer to engine manual.
Starter motor does not
respond
Check starter connections;
Check starter batteries.
Gen-set is running, but
ATS does not close
Check ATS;
Check ATS and controller connections;
Check if configure input port as “Generator Load Inhibit”;
Check
if
generator
voltage
has
reach
on-load
requirement.
