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CAPONORD 1200
Support the valve with two "V" blocks as shown
and check the run-out with a dial gauge.
If the run-out exceeds the specified limit, replace
the valve.
Characteristic
Valve stem run-out
0.05 mm (0.0020 in)
Position the dial gauge at a right angle to the valve
head face and measure the eccentricity.
If the eccentricity exceeds the specified limit, re-
place the valve.
Characteristic
Valve head eccentricity
0.03 mm (0.0012 in)
Spring check
Carry out a measurement and a visual inspection
of the valve springs for damage, distortion or loss
of tension.
Measure the spring length at release position.
Valve springs: minimum wear limit (1) 43.8 mm
(1.724 in).
minimum wear limit (2) 36.7 mm (1.445 in).
Engine
ENG - 259
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