TM 9--2350--292--20--1
0097 00--15
BOOM FAILS TO OPERATE OR OPERATES ROUGHLY -- CONTINUED
0097 00
AA
Is pressure 3900--4100 psi?
CONTINUED FROM STEP Z
no
yes
CONTINUED ON NEXT PAGE
1. Remove auxiliary winch cover (WP 0513 00).
2. Disconnect quick--disconnects at auxiliary
winch.
3. Place auxiliary winch control handle in the
INHAUL DETENT position.
4. Perform Step Z steps 2 thru 5.
Go to Step AC.
AB
Are hoses and valve free of damage and leaks?
no
yes
1. Remove subfloor plates 10 and 20
(WP 0454 00).
2. Inspect load sense hose, from boom directional
control valve to pressure hoses, check valve
and center pump for leaks and damage.
3. Shut down hydraulics and engine.
Repair or replace
leaking and/or dam-
aged hoses and valve
(WP 0576 00). Verify
fault is corrected.
Notify Direct Support
Maintenance.
AC
Does boom fail in the stow range?
CONTINUED FROM STEPS Z AND AA
no
yes
1. Start main engine and main hydraulics
(TM 9--2350--292--10).
2. Operate boom (TM 9--2350--292--10).
3. Watch to identify what range boom fails in.
Go to Step AO.
FORWARD