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Troubleshooting tables – Winco PSS8B2W/C User Manual

Page 14

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PAGE 12

60706-182

8008-30

TROUBLESHOOTING
TABLES

RED ALARM LIGHT IS ON

The red alarm light on the engine control panel is an
indication that the unit either failed to start during the last
cycle or shut down before the cycle or outage was
complete. Moving the toggle switch on the engine control
to the off position will turn the light off and allow the
engine to be restarted.

*************
***** WARNING *****
*************
A light alarm light means the unit either when into
overcrank, the engine is low on oil or the engine stopped
for some reason. Before resetting the light and operating
the unit first determine why it shut down. Failure to correct
a problem could cause permanent damage to you
equipment.

*************
***** WARNING *****
*************
NEVER JUMP START THESE UNITS.
JUMP STARTING THESE UNITS WITH
LOW OR BAD BATTERIES WILL CAUSE
PERMANENT DAMAGE TO THE ENGINE
CONTROL MODULE.

UNIT WILL NOT CRANK WHEN THE
POWER FAILS.

1.

Alarm light on, from previous run cycle.

2.

Generator control switch not in “AUTOMATIC”
position.

3.

Transfer switch control board not closing the run
contacts.

4.

Low or dead battery, must hold 12 volts during
cranking.

5.

Incorrect wiring between transfer switch and
generator.

6.

Defective engine control module.

7.

Circuit breaker tripped on engine control.

8.

3/4 amp fuse blown on engine control.

9.

Loose or dirty battery terminals.

10. Defective “Run/Auto” switch.
11. Defective starter.
12. Defective start solenoid.

ENGINE WILL NOT CRANK WITH GENERATOR
SELECTOR SWITCH IN THE RUN POSITION.

1.

Low or dead battery, must hold 12 volts during
cranking.

2.

DC circuit breaker on control module tripped.

3.

3/4 amp fuse blown on control module.

4.

Defective engine controller.

5.

Loose or dirty battery terminals.

6.

Defective “Run/Auto” switch.

7.

Defective starter.

8.

Defective start solenoid.

9.

Locked up engine generator set.

ENGINE CRANKS BUT WILL NOT START.

1.

Improper fuel pressure being delivered to unit.

2.

Fuel supply shut off.

3.

Fuel tank empty.

4.

Defective spark plug.

5.

Defective engine ignition module.

6.

Dirty air cleaner filter.

7.

Defective fuel solenoid valve.

8.

Low voltage from battery to fuel solenoid, must
hold 12 volts during cranking.

9.

Oil in the bottom of air cleaner from crankcase
breather.

ENGINE STARTS AND THEN STOPS AND
FAULT LIGHT COMES ON.

1.

Engine is low on oil.

2.

No AC output from generator to engage stop
crank circuit.

ENGINE WILL NOT COME UP TO SPEED
AFTER IT STARTS.

1.

Insufficient fuel volume getting to the unit.
a.

Fuel line too small.

b.

Low fuel pressure.

2.

AC short circuit.

3.

Wiring to the A.T.S. panel crossed or shorted.

4.

Unit is overloaded, check load amperage.

ATS PANEL WILL NOT TRANSFER TO
EMERGENCY SUPPLY (GENERATOR).

1.

No AC generator output from generator.

2.

See Automatic Transfer Switch Manual