TM 5-5420-280-10
0015 00
OPERATION OF LPU FOR BRIDGE LAUNCH OR RETRIEVAL (Contd)
11. Immediately stop engine by pushing speed control lever (6) to the right if any
of the follow conditions occur:
a. Oil pressure warning lamp (10) is illuminated.
b.
Charge warning lamp (8) is illuminated.
c.
Excessive engine vibration or unusual noise.
NOTE
Perform step 12 to close pump bypass valve, if opened in
step 5. Allow hydraulic system oil to warm up for an additional
5 minutes after closing valve. Refer to WP 0025 00.
12. If opened, place hydraulic pump bypass valve lever (1) to CLOSED position.
1
BYPASS VALVE, CLOSED POSITION
13. Launch bridge or retrieve bridge. Refer to WP 0016 00 or WP 0020 00.
14. When bridge launch or retrieval has been completed, place speed control
lever (2) in STOP position, LPU control box ignition switch (3) in position 0,
and pallet main power switch in OFF position. Refer to WP 0007 00.
2
3
SPEED CONTROL LEVER, STOP POSITION
END OF WORK PACKAGE
0015 00-4
