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

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Brake Proportioning/Combination Valve: Service and Repair

Master Cylinder:






REMOVE OR DISCONNECT
1. Brake lines from proportioner valves.
2. Proportioner valves from master cylinder.

INSTALL OR CONNECT
1. Proportioner valves to master cylinder and tighten to 45 Nm (33 lbs ft).
2. Brake lines to proportioner valves and tighten to 15 Nm (11 lbs ft).