Doosan G20 SIIIA, Operation & Maintenance Manual

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55 G20, 30, 40 SIIIA Operation & Maintenance Manual
LOADING
ALARMS
SYMPTOM POSSIBLE REMEDY
Engine runs but generator will
not take load Check Warm up timer has timed out.
Ensure generator load inhibit signal is not present on the module inputs.
Check connections to the switching device.
Note that the set will not take load in manual mode unless there is an active
load signal.
Incorrect reading on Engine
gauges
Fail to stop alarm when engine is
at rest
Check engine is operating correctly.
Check that sensor is compatible with the module and that the module
configuration is suited to the sensor.
SYMPTOM POSSIBLE REMEDY
Low oil Pressure fault operates
after engine has fired Check engine oil pressure.
Check oil pressure switch/sensor and wiring.
Check configured polarity (if applicable) is correct (i.e. Normally Open or
Normally Closed) or that sensor is compatible with the module and is correctly
configured.
High engine temperature fault
operates after engine has fired Check engine temperature.
Check switch/sensor and wiring.
Check configured polarity (if applicable) is correct (i.e. Normally Open or
Normally Closed) or that sensor is compatible with the module.
Shutdown fault operates Check relevant switch and wiring of fault indicated on LCD display.
Check configuration of input.
Electrical Trip fault operates Check relevant switch and wiring of fault indicated on LCD display.
Check configuration of input.
Warning fault operates Check relevant switch and wiring of fault indicated on LCD display.
Check configuration of input.
CAN ECU WARNING
CAN ECU SHUTDOWN
This indicates a fault condition detected by the engine ECU and transmitted to
the DSE controller.
CAN DATA FAIL Indicates failure of the CAN data link to the engine ECU.
Check all wiring and termination resistors (if required).
Incorrect reading on Engine
gauges
Fail to stop alarm when engine is
at rest
Check engine is operating correctly.
Check sensor and wiring paying particular attention to the wiring to terminal 10
(refer to appendix).
Check that sensor is compatible with the module and that the module
configuration is suited to the sensor.