13 - Valve spring plate
14 - Valve cotter
15 - Cap
q Renew
2.2 Valves
2.2.1 Valve dimensions
Note
â—† Valves must not be reworked. Only lapping-in is permitted.
Dimension Inlet valve Exhaust valve
Diameter a mm 26.60 26.00
Diameter b mm 5.940 5.940
c mm 99.30 99.10
α ∠° 45 45
2.2.2 Checking valve guides
Special tools and workshop equipment required
â—† Universal dial gauge bracket -VW 387-
â—† Dial gauge
– Insert new valve into guide. The end of the valve stem must
be flush with the guide. On account of differing stem diame-
ters, only use inlet valve in inlet guide and exhaust valve in
exhaust guide.
– Determine rock. Wear limit: max. 1.3 mm
– Cylinder head must be renewed if rock exceeds wear limit.
Industriemotoren - Industrial Engines 2009 ▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
3
2 Repairing valve gear
229
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