Fault Finding - Smartgen GENSET CONTROLLER MGC310 User Manual

13 FAULT FINDING

Symptoms
Non response when controller is
powered on.
Genset shutdown
Low oil pressure alarm after
successful start
Temp. high alarm
successful start
Shutdown Alarm in
process
Start Failure
Non response for starter
Cannot connect PC software
MGC300 Genset Controller
Table 10 Fault Finding
Check starting batteries;
Check controller wirings;
Check DC fuse;
Check whether
Check water/cylinder temp. is too high or not;
Check AC generator voltage;
Check DC fuse;
Check pressure digital input port and the wirings.
after
Check water temp. sensor and wire connections;
Check related switches and the wirings according LED indicators;
running
Check digital input port;
Check fuel circuit and its connections;
Check starting batteries;
Check speed sensor and its connections;
Refer to engine manual.
Check starter connections;
Check starting batteries.
Check whether 485 wires are connected reversely;
Check whether PC software is right or not;
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Version 1.1
MGC300 Genset Controller User Manual
Possible Solutions
is pressed for 3s;
2020-01-04 Page 27 of 27