Generac — Manual Start Test
For these Generac models: 91401256S, Bsc 556.
Applies to: Generac 91401256S, Generac Bsc 556
Procedure
- On the generator control console, set the auto- manual-off switch to "Manual".
- Use the console mounted start/stop switch to crank the engine manually.
Source: manual:Diagnostic Repair Manual.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.