The P.C.B. 92234 is a generator-set controller. It is used on generator sets from Generac, including the Q-70G.
| Symptom | Cause | Remedy |
|---|---|---|
| Engine cranks, won't start | Out of fuel | Refill fuel tank |
| Engine starts hard, runs rough | Dirty engine air cleaner | Clean or replace as needed |
| Engine won't crank | 15 amp fuse blown | Replace blown fuse |
| The Start/Stop switch is set to Stop, but the engine continues to run | Defective Start/Stop switch | Replace switch. |
| The engine cranks but will not start | Out of fuel | Replenish fuel. |
| The engine starts hard and runs rough | Air cleaner plugged or damaged | Check, clean or replace air cleaner. |
| The engine starts, but shuts down when the Start/Stop switch is released | Engine oil level low | Check oil and add oil as needed. |
| The engine will not crank | Fuse blown | Replace fuse. |
| There is no AC output from the generator | Main line circuit breaker open | Reset circuit breaker to ON (or closed). |
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.