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Group 23 Fuel System
158
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Camshaft
1. Check the key and key groove for excessive
play. Also check the tapered section for scratch-
es, and the tam surfaces for flaking, local wear
and scratches. If damage is found, replace the
camshaft.
2. Check the oil seal contacting surface for wear. If
the amount of wear exceeds the service limit, re-
place with a new part.
Camshaft diam. at oil seal contact area, mm [in.]
Assembly Standard ... 34.938–34.963 [1.37551–1.37649]
Service Limit ............. 34.800 [1.37001]
3. Support the camshaft with V blocks, and mea-
sure runout at the center bearing section using a
dial gauge. If the amount of runout exceeds the
repair limit, correct with a press or replace with a
new part.
Camshaft deflection, mm [in.]
Assembly Standard ... 0.05 [0.00197]
Repair Limit ............... 0.15 [0.00591]
Bearing
Check the bearing for flaking, abnormal abrasion and
noise. If damage is found, replace with a new part.
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