Direct answer
Use the generator data label and serial-based support lookup. Capture model, serial, controller generation, kW rating and fuel type.
What this covers
- Generac residential standby generators
- The exact condition described in the title
- Customer-accessible checks before internal repair or reset
What it does not cover
- ×A different brand, model family or similar-looking code
- ×Internal live-electrical, gas, refrigerant or sealed-system testing
- ×A guarantee that a named component has failed without isolation
Capture the exact state
ReversiblePhotograph label and controller while safely non-running.
Separate the likely fault domains
ReversibleSeparate generator serial from transfer-switch and engine labels.
Correct only the proven, accessible condition
ReversibleUse the official serial lookup before an alarm procedure.
Verify once before going farther
ReversibleConfirm manual, controller and kW rating all match.
Evidence ledger
Sources behind this answer
Visible sources support the visible claims. Home Product Support records the publisher, the fact used and the review date; community reports can suggest an issue but do not become a published fact on their own.
Exact questions
Common follow-ups
What should I record first for “Where to find a Generac standby-generator model and serial number”?+
Photograph label and controller while safely non-running.
Does the symptom or code prove a part has failed?+
No. Separate generator serial from transfer-switch and engine labels.
When should I stop troubleshooting?+
Never enter the enclosure while running or assume utility loss removes all sources.
Answer for the exact device and software version shown above.