Crankshaft, removing and installing: Notes
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NOTE:
- When working on the engine it should be secured to assembly stand VW 313 using engine bracket 3269 or engine bracket VW 540 and supplementary set 540/1 B.
- When changing bearing shells ensure that bearing shells of same color code are used.
1 - Bearing cap
- Bearing cap 1: Vibration damper end
- Bearing cap 5 with recesses for thrust washers
- Bearing shell retaining lugs (cylinder block/bearing cap) must be on the same side
2 - 30 Nm plus additional 1/2 turn (180 ° ) further
- Replace
- Turning 2 x 90 ° further is permitted
3 - Bearing shells 1...7
- Observe note before removing → Crankshaft, removing and installing
- For bearing cap without oil groove
- For cylinder block with oil groove
- Do not interchange used bearing shells (mark location)
4 - Thrust bearing
- For bearing cap 5
- Check locating point
5 - Crankshaft
- Observe note before removing → Crankshaft, removing and installing
- Axial clearance new: 0.07...0.24 mm, Wear limit: 0.30 mm
- Check radial clearance with Plastigage, New: 0.02...0.06 mm, Wear limit: 0.10 mm
- Do not turn crankshaft when checking the radial clearance
- Crankshaft dimensions: Main bearing: 59.958...59.978 mm Conrod bearing: 53.958...53.978 mm
6 - Sensor wheel
- For Engine speed (RPM) sensor G28
- Replace
- Installing Installing sensor wheel to crankshaft under Crankshaft, removing and installing
7 - 10 Nm plus additional 1 / 4 turn (90 ° ) further
- Replace
- Observe sequence when tightening Installing sensor wheel to crankshaft under Crankshaft, removing and installing
8 - Thrust bearing
- For bearing cap 5
- Check locating point
9 - Oil spray jet
- For crankshaft bearings 2...7
- For piston cooling
- Opening pressure: 2.0 bar
- Removing and installing, Removing and installing oil spray jet
- See note → Engine, disassembling and assembling