TM 5-3895-385-23-1
0090
Table 1. Truck Hitch Arms Fail to Retract Troubleshooting Procedures -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5. Check fault screen for RIGHT
1. If fault is found, proceed to WP
CONSOLE HORN KEYPAD
fault.
2. If no fault is found, proceed to
next test.
6. Check fault screen for LEFT
1. If fault is found, proceed to WP
CONSOLE HORN KEYPAD
fault.
2. If no fault is found, turn keyless
engine switch to the OFF
position (TM 5-3895-385-10),
and proceed to next malfunction.
2. Truck hitch hydraulic cylinder
Check for truck hitch hydraulic
1. If leaks are found, replace truck
leak.
cylinder leaks (WP 0299, Vol 2).
hitch hydraulic cylinder seals
(WP 0409, Vol 2).
2. If no leaks or damage is found,
proceed to next malfunction.
3. Truck hitch hydraulic hose leak.
Check all hydraulic hoses from main
1. If leaks or damage is found,
hydraulic manifold to truck hitch
replace damaged truck hitch
hydraulic cylinder for leaks or
hydraulic hose (WP 0299, Vol 2).
pinched hoses (WP 0299, Vol 2).
2. If no leaks or damage is found,
proceed to next malfunction.
4. Loss of hydraulic pressure at
1. Check hydraulic hoses from load
1. If leaks or damage is found,
main hydraulic manifold.
sense hydraulic pump to main
replace damaged hydraulic hose
hydraulic manifold for leaks or
(WP 0291, Vol 2).
pinches (WP 0291, Vol 2).
2. If no leaks or damage is found,
proceed to next test.
2. Attach hydraulic pressure tester
(WP 0442, Vol 3) to hydraulic
pressure test port on the main
hydraulic manifold (WP 0449,
Vol 3, Figure 3).
3. Start BMPM engine (TM 5-3895-
385-10).
0090-2