TM 5-2090-200-12&P
Section V. TROUBLESHOOTING
4-10. General
a.
This section contains organizational maintenance troubleshooting for locating and correcting most of
the operating troubles which may develop in the lubricating and servicing unit. Each malfunction for an
individual component, unit, or system is followed by a list of tests or inspections which will help you to
determine probable causes and corrective actions to take. You should perform the test/inspections and
corrective actions in the order listed.
b.
This manual cannot list all malfunctions that occur, nor all tests or inspections and corrective actions.
If a malfunction is not listed or is not corrected by listed corrective actions, notify your supervisor.
c.
Only those functions which are solely within the scope of organizational maintenance are listed. For
troubleshooting procedures which are within the scope of operator/crew maintenance, refer to paragraph 3-6.
4-11. Organizational Maintenance Troubleshooting Chart
Refer to table 4-2 for troubleshooting which is allocated organizational maintenance levels.
Table 4-2. Organizational Maintenance Troubleshooting
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
DOLLY BINDS OR WILL NOT TRAVEL
Step 1.
Check for released latch hook.
Pull push-pull cable T-handle to release latch hook.
Step 2.
Check the tie-down cable assemblies to see if they are connected.
Remove tie-down cable assemblies.
a.
Turn the turnbuckle handle in a counter-clockwise direction until the cable is
loose
b.
Pull tie hook up and free of the top edge of dolly.
c.
Remove the cable assembly.
Step 3.
Check for debris wedged between dolly wheels and beams or rails.
Remove debris
Use a stiff brush or pointed tool and remove debris between the dolly wheels and beams or
rails
Step 4.
Check for seized dolly wheel
Lubricate dolly wheel. If this does not free the wheel, remove and repair or replace as
needed (para 4-18).
Lubricate dolly wheel. If this does not free the wheel, remove and repair or replace as
needed (para 4-18).
2.
LATCH RELEASES OR FAILS TO ENGAGE
Step 1.
Check for broken push-pull cable.
Replace cable (para 4-19)
Step 2.
Check for debris in latching mechanism.
Remove debris.
Use a stiff brush or pointed tool and remove debris between the hook latch and link or link
clevis.
Step 3.
Check for broken or missing spring.
Replace spring (para 4-20).
Step 4.
Check for worn or damaged latch hook.
Replace latch hook (para 4-20).
Step 5.
Check for worn or damaged latch hook.
Replace latch block (para 4-20)
Section VI. MAINTENANCE OF THE CRADLE ASSEMBLY
4-12. General
The cradle assembly consists of an aluminum cradle frame, four guide stanchions, two lashing ropes, eight tie-
down cables, access cover and rubber pads.
4-13. Cable Assembly
a.
Removal
(1)
Remove pin (2, fig. 4-1) and remove cable (1) with tie-down hook (6) attached.
4-3
