Service Manual and
Axial Piston Motors Series 20
Repair Instructions
L1003443
• Rev BA • Jun 2014
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)