21
Repair the manifold valve assembly
Disassembly and Assembly
Hex-plugs with springs
To repair the shuttle valve, remove both hex.
plugs, springs, washers and spool from the
manifold. These parts are interchangeable and
can be installed on either side of the manifold.
The spool and manifold are a select fit and must
be replaced together.
Washer Shuttle spool
To install, slide the spool into the bore, place a
washer on each end, then slide both springs In
place. Install the hex. plugs and tighten.
High pressure relief valve High pressure relief valve
103 Valve block 120
O-rings +
back up rings
Washer Washer
Hex-plug
Shuttle valve
Low pressure
Spring Shuttle spool Spring
relief valve Hex-plug
Hex-plug Shims Spring Valve cone
Shuttle spool, valve cone and manifold housing are matched and should not be replaced separately.
Minor Repairs (continued)
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