Commissioning and Fault Finding
109
11 FAULT FINDING
11.1 STARTING
SYMPTOM
POSSIBLE REMEDY
Unit is inoperative
Read/Write configuration
does not operate
Check the battery and wiring to the unit. Check the DC supply.
Check the DC fuse.
Unit shuts down
Check DC supply voltage is not above 35 Volts or below 9 Volts
Check the operating temperature is not above 70°C. Check the DC
fuse.
Fail to Start is activated after
pre-set number of attempts to
start
Check wiring of fuel solenoid. Check fuel. Check battery supply.
Check battery supply is present on the Fuel output of the module.
Check the speed-sensing signal is present on the module’s inputs.
Refer to engine manual.
Continuous starting of
generator when in
mode.
Check that there is no signal present on the “Remote Start” input.
Check configured polarity is correct.
Check the mains supply is available and within configured limits
Generator fails to start on
receipt of Remote Start
signal.
Check Start Delay timer has timed out.
Check signal is on “Remote Start” input. Confirm correct
configuration of input is configured to be used as “Remote Start”.
Check that the oil pressure switch or sensor is indicating low oil
pressure to the controller. Depending upon configuration, then set
will not start if oil pressure is not low.
Pre-heat inoperative
Check wiring to engine heater plugs. Check battery supply. Check
battery supply is present on the Pre-heat output of module. Check
pre-heat configuration is correct.
Starter motor inoperative
Check wiring to starter solenoid. Check battery supply. Check battery
supply is present on the Starter output of module. Ensure that the
Emergency Stop input is at Positive. Ensure oil pressure switch or
sensor is indicating the “low oil pressure” state to the controller.
11.2 LOADING
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 remote start on load signal.
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 47 (refer to appendix).
Check that sensor is compatible with the module and that the module
configuration is suited to the sensor.
Содержание DSE7410
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