TM 9--2350--292--20--1
0097 00--2
BOOM FAILS TO OPERATE OR OPERATES ROUGHLY -- CONTINUED
0097 00
Are boom components free of restrictions, damaged, or
missing parts?
Inspect the boom, boom cylinder, stayline lever,
and stayline cylinder pivot points for restricted,
damaged or missing parts.
no
yes
no
yes
B
C
CONTINUED ON NEXT PAGE
1. Remove hydraulic control valve manifold
assembly shields (WP 0519 00).
2. Install a 0--5000 psi dial pressure gauge in the
P test port of the hydraulic control valve
manifold assembly.
3. Start the main engine and main hydraulics
(TM 9--2350--292--10).
4. Set engine rpm to 1800 and set spade control
handle to RAISE position.
5. Read pressure gauge and record reading.
6. Shut down hydraulics and engine
(TM 9--2350--292--10).
Is pressure 2300--2800 psi?
Remove restrictions. Verify fault is
corrected. If parts are damaged or
missing, notify Direct Support
Maintenance.
Go to Step F.
FORWARD
CONTINUED FROM STEP A
WARNING
