SLOW OR NO HYDRAULIC COMPONENT OPERATION WITH HYDRAULIC
SELECTOR SET IN AUXILIARY POSITION
THIS WORK PACKAGE COVERS:
Slow or No Hydraulic Component Operation With Hydraulic Selector Set in Auxiliary Position
Tools and Special Tools
General mechanics tool kit (item 1, WP 0717 00)
0--4000 psi testing gauge assembly (item 82, WP
Safety goggles (item 93, WP 0716 00)
1/2 Plug (4) (item 69, WP 0716 00)
Vehicle MASTER switch OFF (TM 9--2350--292--10)
APU cover removed (WP 0413 00)
Subfloor plates 28, 29 and 30 removed (WP 0454 00)
Remove rings, bracelets, wristwatches, and
neck chains before working on any vehicle.
Jewelry can catch on equipment and cause
injury, or may short across an electrical circuit
and cause severe burns or electrical shock.
Are excessive air bubbles and foam present in oil?
Check oil in hydraulic reservoir for air bubbles.
Inspect the reservoir supply manifold, supply
hoses, bulkhead connections and APU hydraulic
pump inlet for leaks, damaged connectors and
hoses, and loose hardware.
Are hoses, connectors, and manifold free of leaks and
damage and is all hardware tight?
Go to Step E.
Tighten loose hardware. Replace dam-
aged fittings, connections, and/or hoses
(WP 0583 00). Verify fault is corrected.
CONTINUED ON NEXT PAGE
Is outlet port, check valve, and fittings free of damage,
leaks, and are they tight?
Inspect the APU hydraulic pump pressure outlet
port and check valve and fittings for damage, leaks,
Tighten loose and leaking parts. Re-
place damaged parts (WP 0547 00 or
WP 0548 00). Verify fault is corrected.
*Not required if
vehicle is equipped