Connecting Rod Bushing Installation; Connecting Rod Alignment - Isuzu A-4JA1 Workshop Manual

Industrial diesel engine
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ENGINE ASSEMBLY ( 2 )
1
76
2

Connecting Rod Bushing Installation

1. Clamp the connecting rod in a vice.
2. Use the connecting rod bushing installer to install
the connecting rod bushing.
Connecting Rod Bushing Replacer:
3. Use a piston pin hole grinder 1 fitted with a reamer
2 to ream the piston pin hole.
CONNECTING ROD

Connecting Rod Alignment

Use a connecting rod aligner to measure the distortion
and the parallelism between the connecting rod big end
hole and the connecting rod small end hole.
If either the measured distortion or parallelism exceed
the specified limit, the connecting rod must be replaced.
Connecting Rod Alignment
Per Length of 100 mm (3.94 in)
Distortion
Parallelism
Standard
0.05 or Less
(0.002)
mm(in)
Limit
0.20
(0.008)
0.15
(0.006)

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