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TOUGH controllers Controller

The TOUGH controllers is a generator-set controller. It is used on generator sets from Northern Lights, including the S-TSC.

1
Generator sets
Northern Lights
Brand

Generator sets using this controller

1
Northern Lights S-TSC

Troubleshooting

1

Symptoms & remedies

SymptomRemedy
Engine cranks, controller shows 'Locked Rotor' failure and stops cranking.1. Confirm that AVR circuit breakers are ON 2. Field may need to be flashed.

Fault codes and symptom→remedy steps extracted from this controller’s service/owner documentation; verify against the official manual before servicing. Aggregated from the service documentation of generator sets built on this controller.