Generac — Flanges replacement - GTA200 / 250 / 315 and AG10 355 / 400
Maintenance · coupling flange
From a Generac service manual — check it applies to your exact model before use.
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Procedure
- Remove the flange currently installed in the alternator.
- Fit the new flange in the assembly position and fit the screws with a lock washer under each screw head.
- Fasten the screws gradually forming an "X" according to the suggested number sequence.
Specs & values
- M8 maximum torque 25 Nm
- M10 maximum torque 49 Nm
- M12 maximum torque 84 Nm
- M16 maximum torque 206 Nm
Source: Generac service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.