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VALVE SPOOL ACTUATING PILOT PRESSURE TEST - Continued
SYSTEM RELIEF AND POWER BOOST VALVE TEST AND ADJUSTMENT
Maintenance Manual For Hydraulic Excavator Model 230Lcr
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523
TM
5-3805-280-24-1
Tests
If
pilot
system
pressure is to specification,
then
check
pilot
pressure at
the
pilot
shutoff
valve,
pilot
controllers,
and
flow
regulator
TX,9025,GG2647
1908JUN984/4
9025
25
65
6-196