Deutz — Injector assembly
Repair & overhaul
From a Deutz service manual covering: F2L 1011, F3L 1011, F4L 1011. Check it applies to your exact model before use.
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Before you start
- Take care that nozzle needle does not fall out of nozzle body.
- Nozzle needle and nozzle body are lapped together and may neither be confused nor exchanged individually.
Procedure
- Undo cap nut. Wash all parts in clean diesel fuel and blow out with compressed air.
- Check seating faces of intermediate piece for wear. Make sure that centering pins are fitted.
- Insert shims.
- Insert compression spring.
- Insert thrust pin with centering collar facing towards the spring.
- Insert intermediate piece with centering pins fitting into the bores in the nozzle holder.
- Fit injection nozzle with center bores mating with the centering pins of the intermediate piece.
- Screw on cap nut and tighten in accordance with specifications.
Specs & values
- Tighten cap nut 45 ±5 Nm
Source: Deutz 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.