HGM501 Genset Controller User Manual Page 17 of 17
11. TROUBLESHOOTING
Table 6 - Troubleshooting
Controller does not respond on
power on
Check start battery.
Check wiring to the controller
Check DC fuse
Low oil pressure alarm after
crank disconnect
Check oil pressure sensor and its wiring.
Alarm shutdown during running
Check corresponding switch and wiring in accordance
with the information on the display
Check fuel return circuit and wiring
Check start battery
Consult engine manual
Starter motor does not respond
Check the wiring to the starter
Check start battery