Section 5 – SR-2 Diagnostics
122 CHECK DIESEL/ELECTRIC CIRCUIT
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Alarm Type
Check or Shutdown Alarm (Pretrip test only)
Associated Alarm
Codes
How Alarm is Set
1. This alarm is set if the measured shunt current is incorrect during non running pre-trip. Current is
measured with the output on and off.
2. The alarm is set as a Check alarm if the current is not within specifications when the solenoid is energized.
3. The alarm is set as a Shutdown alarm if the current does not return to 0 when the device is de-energized.
How Alarm is Cleared
This alarm is cleared manually.
Diagnostic Procedure
1. Check the operation of the diesel/electric relay using Interface Board Test Mode in the Maintenance Menu.
Be sure the hot gas LED 5 lights.
2. Use the HMI control panel amps gauge to check the current drawn by the diesel/electric relay while
operating the diesel/electric relay with Interface Board Test Mode. The current draw should be
approximately 1.1 amps. The current will vary depending on the alternator.
127 SETPOINT NOT ENTERED
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Alarm Type
Check Alarm
Associated Alarm
Codes
How Alarm is Set
The setpoint was changed but the change was not confirmed by pressing the YES key. The setpoint has returned
to the original setting.
How Alarm is Cleared
This alarm is cleared manually.
Diagnostic Procedure
Information only. Be sure setpoint is adjusted properly.
5-77
02 February 2005
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