TP-6881 7/1564 Section 4 Troubleshooting
Status Message CheckDescription/ CommentsAction
Gen Running Notice The digital output for Generator Running
(PIM) is active (contacts closed),
indicating the generator is running.
Check controller front panel
buttons for potential RUN
command. If in AUTO, check
remote start lines. Consult
ATS operation manual for
events that may cause the
generator to start.
Low Fuel * Notice The digital output for Low Fuel (PIM) is
active (contacts closed), indicating any of
the digital inputs for Low Fuel Pressure
Warning, Low Fuel Level Warning or Low
Fuel Level Shutdown (PIM) is active
(low).
Check customer equipment
connected to the PIM module.
Minor Fault Notice The digital output for Minor Fault (PIM) is
active (contacts closed), indicating either
the digital input for Ground Fault
Indicator Warning (PIM) is active (low) or
the controller detected Low Cranking
Voltage.
Check customer equipment
connected to the PIM module.
Check cranking battery
condition.
NormSrcUnavl (RXT required) Notice The normal power source (source1) is
disconnected, unavailable or
unacceptable.
Check for utility source power
outage. Check wiring and
connections to the ATS.
OB1 CommLoss
(PIM, load management device,
or RXT)
Notice Communications with option board #1
has been lost.
Check RBUS wiring to
inoperative option board.
OB2 CommLoss
(PIM, load management device,
or RXT)
Notice Communications with option board #2
has been lost.
Check RBUS wiring to
inoperative option board.
OB3 CommLoss
(PIM, load management device,
or RXT)
Notice Communications with option board #3
has been lost.
Check RBUS wiring to
inoperative option board.
OB4 CommLoss
(PIM, load management device,
or RXT)
Notice Communications with option board #4
has been lost.
Check RBUS wiring to
inoperative option board.
Rmt StartCmd
(Remote Start Command
Issued)
Notice The controller has received a remote
start signal while the master switch is in
AUTO, and will go to normal running.
Verify remote start signal.
Consult ATS operations
manual for cause of generator
start.
Run Btn Ack
(Run Button Acknowledged)
Notice The RUN button on the controller has
been pushed.
NA
Start Delay
(Engine Start Delay Active)
Notice The digital output for Engine Start Delay
(PIM) is active (contacts closed),
indicating the engine is in between active
cranking cycles.
NA
System Ready Notice The digital output for System Ready
(PIM) is active (contacts closed),
indicating the generator has no active
faults or warnings.
NA
VSpdStartCmd
(Variable Speed Start
Command)
Notice A diagnostic exercise request has been
received by the controller.
Check for a remote exercise
command from OnCue Plus.
* Programmable Interface Module (PIM) required.
[ Load management device required (LCM, load shed kit, or RXT with combined interface/ load management board).
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