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)

Or, hide this message: temporarily or permanently

Drive Chain: Testing and Inspection






DRIVEN SPROCKET INSPECTION
1. Inspect bearing race to verify it has not moved out of position or become scored.
2. Inspect driven sprocket speed sensor wheel for damage. Service as required.
3. Inspect bearing on inside diameter of driven sprocket shaft bottom. Service as required.