13
Shuttle Valve
Spring
Spool
Shuttle Valves
Shuttle Valve
Plug
Valve Block
Figure 13
Valve
Block
Gauge Port
Plugs
Low Pressure
Relief Valve
High Pressure
Relief Valve
Figure 12
22 Remove the gauge port plugs and o-rings.
23 Remove the shuttle valve plugs and o-rings.
24 Remove the shuttle valve springs, spool, and valves.
25 Wash the relief valves, plugs, and shuttle valve in
clean solvent. Flush out the valve block. Blow dry the
parts with compressed air. Be sure to blow through the
internal passages of the valve block. Inspect the parts
for damage and replace as necessary.
26 Install the relief valves, shuttle valve, and plugs. Use
new o-rings and back-up rings.
Install back-up rings around the small o-rings on the high
pressure relief valves, see figure 11.
Lubricate the new o-rings with petroleum jelly before
installation.
Tighten all plugs and relief valves finger tight. They will
be torqued after the valve block is mounted on the
motor.
Major Repairs: Valve Block
Содержание 1 Series
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