INSPECTION



CAMSHAFT



Using Dial gauge and commercial item, check axial clearance of camshaft.
Limit: 0.15 mm

VALVE GUIDE



CHECKING VALVE GUIDE



1.Insert new valve into guide. The end of the valve stem must be flush with the guide. Due to slight differences in stem diameters, use only an inlet valve in inlet guide and an exhaust valve in exhaust guide.
2.Using Dial gauge and commercial item, determine rock.
3.Cylinder head must be renewed if the rock is greater than the wear limit.
Limit: 1.3 mm

VALVE DIMENSIONS



Check each valve dimensions.
note Valves must not be reworked. Only lapping-in is permitted.
Dimension
Inlet valve
Exhaust valve
a mm
29.40
25.50
b mm
5.980
5.965
c mm
88.50
88.20
d
45°
45°

CYLINDER HEAD



Using Straight edge and Feeler gauges, check distortion of cylinder head.
Limit: 0.1 mm
note Reworking diesel cylinder heads is not permissible.