TM 9--2350--292--20--1
0098 00--4
BOOM CREEPS WITH BOOM CONTROL IN NEUTRAL -- CONTINUED
0098 00
G
Are all hoses, connections, and flow control valve free
of restrictions and damage?
CONTINUED FROM STEP B
no
yes
1. Remove subfloor plates 1, 2, 6, 7, 10, 11 and
12 (WP 0454 00).
2. Inspect all boom hoses, connections, and
retract flow control valve for restrictions and
damage.
Remove restrictions. If
restrictions cannot be
removed, or if damaged,
replace (WP 0544 00).
Verify fault is corrected.
H
Is gauge pressure reading less than 1600 psi?
1. Remove hydraulic control valve manifold
assembly shields (WP 0519 00).
2. Install 0--4000 psi testing gauge assembly in BL
port of hydraulic control valve manifold
assembly.
3. Place blocks under boom frame forward of air
intake vents.
4. Start main engine, energize hydraulics system,
and set engine speed to 1800 rpm
(TM 9--2350--292--10).
5. Place boom control handle in retract position,
and boom safety in stow position. Record
gauge pressure.
6. Shut down hydraulics system and main engine
(TM 9--2350--292--10).
yes
no
Notify Direct Support
Maintenance.
Notify Direct Support
Maintenance.
FORWARD
CONTINUED ON NEXT PAGE
WARNING
