Hyundai HDF 50-7S, Service Manual

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INSPECTION AND REPAIR OF BASIC ENGINE
6-12
3.4 Measuring camshaft runout
Measure the camshaft runout using a dial gauge. If the limit
is exceeded, correct the camshaft using a press, or replace
the camshaft with a new one.
Note: With a dial gauge set on the camshaft, rotate the
camshaft one turn and read the gauge indication.
Measuring camshaft runout
3.5 Measuring camshaft journal outside diame-
ter
Measure the diameter of each camshaft journal in two
direction at right angles to each other. If the limit is
exceeded, replace the camshaft with a new one.
Measuring camshaft journal outside diameter
3.6 Measuring camshaft bushing inside diame-
ter
With the camshaft bushings installed in the crankcase,
measure the inside diameters using a cylinder gauge. If the
limit is exceeded, replace the bushing with a new one.
Measuring camshaft bushing inside diameter
Item Standard Limit Remark
Camshaft runout
0.04 mm
[0.0016 in.] or less
0.10 mm
[0.0039 in.]
TIR
Item Standard Limit
Camshaft journal
outside diameter
No. 1, 2, 3
53.94 to 53.96 mm
[2.1236 to 2.1244 in.]
53.90 mm
[2.1220 in.]
No. 4
52.94 to 52.96 mm
[2.0842 to 2.0850 in.]
52.90 mm
[2.0827 in.]
Measuring
locations
Measuring
directions
Item Standard Limit
Clearance between camshaft
journal and camshaft bushing 0.07 to 0.11 mm
[0.0028 to 0.0043 in.]
0.15 mm
[0.0059 in.]
Measuring
directions
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