Deutz — Adjusting valve clearance
Adjustments · Cylinder head / valve gear
From a Deutz service manual covering: BF4 M1013, BF4M 1012 E, BF4M 1013, BF6M 1013, BF6M1013. Check it applies to your exact model before use.
Applies to: Deutz BF4 M1013, Deutz BF4M 1012 E, Deutz BF4M 1013, Deutz BF6M 1013, Deutz BF4M 1013 engine
Before you start
- Risk of injury if auxiliary tool not used
Procedure
- Turn engine until valves of cylinder No. 1 overlap.
- Turn engine further by one complete revolution (360°).
- Adjust valve clearance at respective cylinder with feeler gauge (inlet 0.3 mm, exhaust 0.5 mm).
- Tighten locknut with 20 ± 2 Nm and recheck with feeler gauge.
- Position gasket and fit cylinder head cover; tighten bolts to 9 ± 1 Nm.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Inlet valve clearance 0.3 mm
- Exhaust valve clearance 0.5 mm
- Locknut torque 20 ± 2 Nm
Full service-parts list: Deutz BF4M 1012 E →
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.