TM 9--2350--292--20--1
0097 00--22
BOOM FAILS TO OPERATE OR OPERATES ROUGHLY -- CONTINUED
0097 00
AN
Are hoses and fittings free of leaks and damage?
CONTINUED FROM STEP AI
no
yes
CONTINUED ON NEXT PAGE
1. Remove subfloor plates 10, 11 and 12 (WP
0454 00).
2. Inspect hoses and fittings from hydraulic
control valve manifold assembly to right boom
limit valve subplate for leaks and damage.
Tighten leaking fittings.
Replace damaged hoses
and fittings (WP 0577 00).
Verify fault is corrected.
AO
Are boom limit valve actuating levers free of binding?
no
yes
1. Shut down hydraulics and main engine
(TM 9--2350--292--10).
2. Remove air intake grilles beside both boom
stayline arms (WP 0415 00).
3. Inspect boom limit valve actuating levers for
binding.
Free binding levers. Verify fault
is corrected. If levers cannot be
freed of binding, notify Direct
Support Maintenance.
Verify fault is corrected.
CONTINUED FROM STEP AC
AP
Is pressure 0 psi?
no
yes
1. Start main engine, set speed to 1800 rpm,
and energize main hydraulics
(TM 9--2350--292--10).
2. Read pressure at port 203.
Go to Step AU.
