Perkins — To Adjust Governor (Lsg Engine)
Adjustments
From a Perkins service manual — check it applies to your exact model before use.
Browse Perkins generators & specs →
Before you start
- Block machine tires before jacking machine up; jack at designated locations only
Procedure
- Raise the rear of the machine until the drive wheel is off the floor.
- Start the engine and warm to operating temperature.
- Move speed switch to idle with all accessories off.
- Move speed switch to fast position.
- If more than three engine speed surges occur, turn the surge adjustment screw (back of governor control box) counterclockwise one-eighth turn.
- Repeat until less than three surges occur.
- Replace the hole plug if removed.
Source: Perkins 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.