Hydraulic Lash Adjuster (Hla); Cylinder Block - Mazda 626 1989 Workshop Manual

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INSPECTION AND REPAIR I B
6. Measure the camshaft end play. If It exceeds the
maximum, replace the camshaft and/or the cylin­
der head.
End play:
0.08—0.10 mm (0.003—0.004 in)
Maximum: 0.20 mm (0.008 in)

Hydraulic Lash Adjuster (HLA)

1. Check the HLA face for wear or damage.
2. Hold the HLA between your fingers and press it.
if the HLA moves, replace it.
Caution
Do not disassemble the HLA.

Cylinder Block

Note
If the cylinder block is replaced, install the
dowel pin to the cylinder block.
1. Check the cylinder block. Repair or replace if
necessary.
(1) Leakage damage
(2) Cracks
(3) Scoring of wall
2. Measure the distortion of the top surface of the cyl­
inder block in the six directions as shown in the
figure.
Distortion: 0.15 mm (0.006 in) max.
3. If the distortion exceeds the maximum, repair by
grinding, or replace the cylinder block.
Grinding limit: 0.20 mm (0.008 in) max.
1B—41