Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Wheel Hub: Testing and Inspection




Rear Wheel Hub Assembly Inspection

- Check noise and smooth rotation of wheel by rotating wheel.
If it is defective, replace wheel hub assembly.





- Measure thrust play of wheel hub using dial gauge as shown in figure.
When the thrust play exceeds limit, replace wheel hub assembly.

Rear wheel hub thrust play limit
"a"
: 0.1 mm (0.004 in.)