Volvo Penta — Adjusting the stop solenoid (applies to industrial engines)
Adjustments · Stop solenoid, injection pump
From a Volvo Penta service manual — check it applies to your exact model before use.
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Before you start
- If the lamp does not light the solenoid has not pulled to bottom and the pulling winding can burn out after about 1/2 minute.
Procedure
- Remove the connecting block at the stop solenoid.
- Adjust the cube on the stop lever to basic setting 8 mm (0.315 in); lock with locking nut.
- Fit stop cable and cube; upper position (A) solenoid live when stopped, lower (B) live during running.
- Hold cable and screw on stop solenoid adjuster nut to basic setting 6 mm (0.236 in).
- Push in plunger until it bottoms; check stop lever has about 1 mm left before end-stop (A) or 3 mm (B).
- Connect terminal 4 to minus; connect control lamp between terminals 3 and 4.
- Connect power to terminal 1; check indicator lamp lights (solenoid pulled to holding winding).
- Disconnect power and re-adjust if lamp does not light.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Cube on stop lever basic setting 8 mm (0.315 in)
- Adjuster nut basic setting 6 mm (0.236 in)
- About 1 mm (0.039 in) left before end-stop when solenoid live when stopped
- 3 mm (0.118 in) left before end-stop when solenoid live during running
Source: Volvo Penta 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.