TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
1. BAP CENTER ROLLER AND/OR TRANSLOAD ROLLERS WILL NOT OPERATE
(continued).
VISUAL INSPECTION
(1) Place suitable container
under hand pump.
(2) Remove two hydraulic
lines from hand pump.
(3) Move hand pump selector
lever to up position.
(4) Pump hand pump handle
HAND PUMP
and observe top port on
hand pump to ensure
TOP PORT
hand pump is flowing
hydraulic fluid.
(5) Move hand pump selector
lever to down position.
(6) Pump hand pump handle
and observe bottom port
on hand pump to ensure
HANDLE
hand pump is flowing
hydraulic fluid.
(a) If hand pump fails to
SELECTOR
HYDRAULIC
flow hydraulic fluid in
LEVER
LINES
Step 4 or 6 above,
replace hand pump
BOTTOM
PORT
(b) If hand pump does
flow hydraulic fluid in
Steps 4 and 6 above,
go to Step 3 of this
fault.
(7) Install two hydraulic lines
on hand pump.
(8) Bleed system to remove
trapped air (para 4-43).
4-25
