Table 5-2 Troubleshooting Guide (Digital Controller Only)
Problem | Possible Cause | Remedy |
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|
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Controller does not power up even with | Wiring Mistake | Check the battery and wiring to the unit. Check the DC supply. |
correct DC power applied | Loss of DC Supply | Check the DC fuse. |
|
| Check DC supply voltage is not above 35 Volts or below 9 Volts. |
|
| Check the operating temperature is not above 70 °C. |
|
|
|
Low Oil Pressure fault | Low Oil Pressure | Check engine oil pressure. |
| Defect in sender or wiring | Check oil pressure switch and wiring. |
|
| Check switch polarity (i.e. Normally Open or Normally Closed). |
High Engine Temperature fault | Excessive Temperature | Check engine temperature. |
| Defect in sender or wiring | Check switch and wiring. |
|
| Check switch polarity (i.e. Normally Open or Normally Closed). |
Shutdown fault | Fault Trip | Clear trip condition and reset controller. |
| Failed switch or wiring | Check switch and wiring of fault indicated by the LED. |
|
| Check configuration of input. |
|
|
|
Fail to Start is activated after pre−set | No fuel | Check fuel solenoid is on and battery supply is present at solenoid. |
number of attempts to start | No starting current to starter motor | Check fuel. |
| Check battery supply. | |
| Engine fault | Refer to engine manual. |
|
|
|
Continuous starting of generator in AUTO | Remote Start circuit fault | Check that there is no signal present on the |
|
|
|
Generator fails to start at remote start | No Remote Start Signal | Check the |
command | Wrong generator mode | Check that the |
|
|
|
Pre−heat inoperative |
| Check wiring to engine heater plugs. |
|
| Check battery supply is present at the Pre−heat output of module. |
|
| Check pre−heat has been selected in your configuration. |
|
| NB all the outputs are negative switching. |
|
|
|
Starter motor inoperative |
| Check wiring to starter solenoid. |
|
| Check battery supply. |
|
| Check battery supply is present on the Starter output of module. |
|
| NB all the outputs are negativeswitching. |
|
|
|
Fuel solenoid inoperative |
| Check wiring to fuel solenoid. |
|
| Check battery supply. |
|
| Check battery supply is present on the fuel output of module. |
|
| NB all the outputs are negativeswitching. |
Note: Table
Note: All the outputs are solid state, rated at 1.2 Amps and switch to battery negative when active.
MN2415 | Troubleshooting and Maintenance |