Deutz — Turbocharger dismantling
Repair & overhaul
From a Deutz service manual covering: BF4L 1011 T, F2L 1011, F3L 1011, F4L 1011. Check it applies to your exact model before use.
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Before you start
- Danger of blade damage when tilted.
- Shaft nut is secured with LOCTITE 640; avoid bending effects on shaft.
Procedure
- Mark position of turbine housing and compressor housing relative to bearing housing and backplate.
- Clamp turbine housing at gas inlet flange using vice jaw guards.
- Remove fixings from compressor housing and turbine housing.
- Remove turbine housing; heat tight sections if needed.
- Remove compressor housing; loosen with rubber hammer if tight.
- Clamp hub of shaft and turbine wheel assembly in special vice jaw plates.
- Remove shaft nut using T spanner; heat to max 130°C if jammed.
- Heat compressor wheel to max 130°C with hot air blower.
- Push off shaft and turbine wheel assembly using press.
- Remove piston rings, heat shield, backplate, flinger sleeve, O-rings, oil deflector ring, oil deflector, thrust bearing, spacer sleeve, thrust ring, snap rings and bearings.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Max heating temperature 130°C
- Shaft nut secured with LOCTITE 640
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.