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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Underdrive Brake Inspection

Underdrive Brake Inspection

1. Measure free length underdrive brake piston return spring. If necessary, replace.
Underdrive brake piston return spring free length
Standard: 63.20 mm (2.49 in.)

NOTE: Do not apply excessive force when measuring spring height.

2. Measure free length underdrive brake piston rod spring. If necessary, replace.
Underdrive brake piston rod spring free length
Standard: 17.50 mm (0.68 in.)