Perkins — Fuel Injection Pump Timing Mark Check
A Perkins service procedure — check it applies to your exact model before use.
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Procedure
- Remove the fuel injection pump
- Fit the adaptor 21825513 to the drive shaft of the fuel pump
- Fasten it with the nut of the fuel pump gear
- Release the screw (B3), set the timing tool to the correct angle
- Tighten the screw
- Fit the timing tool to the splined adaptor on the fuel pump drive
- Release the screw (B1), slide the pointer (B2) forward until it is over the centre of the fuel pump flange
- Tighten the screw
Tools required
- Adaptor 21825513
- Timing tool
Source: manual:Perkins 1000 Series.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.