TM 5-3805-280-24-1
Theory of Operation
AUXILIARY HYDRAULICS OPERATION
TRAPPED OIL
RETURN OR
TO
PRESSURE FREE OIL
HAND HELD
TOOLS
PILOT OIL
HOSE REEL
FROM
SHUTOFF
FLOW
VALVE
REGULATOR
9025
05
TO SOLENOID
88
MANIFOLD
PRESSURE
REDUCING
VALVE
TO SHUTOFF
VALVE
TO
HYDRAULIC
TANK
AUXILIARY
(17)
SPOOL
TO OIL COOLER
FROM ARM II
BYPASS COOLER (18)
(15)
(20) FROM
REAR PUMP
CIRCUIT
TO ARM I
(16)
FROM PILOT
PUMP (19)
T121560
Continued on next page
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1903JUN991/2
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