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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Differential Assembly: Testing and Inspection

KNOCK AT LOW SPEED
1. Worn and brinelled drive axle joints.
2. Excessive clearance between side gear hub and housing bore.

BACKLASH CLUNK
1. Worn drive pinion shaft.
2. Excessive clearance between output shaft and side gear splines.
3. Excessive clearance between side gear hub and housing bore.
4. Worn differential pinion and side gear teeth.
5. Worn differential pinion and side gear thrust washers.
6. Excessive ring gear backlash.