Table 3-1. Troubleshooting (Con'd)
TEST OR INSPECTION
37. HYDRAULIC PUMP NOISY.
Check level of hydraulic oil in reservoir.
If low, add oil to proper level. (Refer to LO 9-2320-260-12.)
38. TAILGATE DOES NOT OPEN.
Check to see if tailgate control rod is pulled forward, and down to unlock tailgate.
If not, pull tailgate control rod forward and down to unlock tailgate.
Check to see if tailgate chains are restricting tailgate from opening.
Reposition tailgate chains so they will not restrict opening of tailgate.
39. FIFTH WHEEL NOT OPERATING.
Lubricate as necessary (refer to LO 9-2320-260-12).
40. POWER LIFTGATE DOES NOT OPERATE OR LACKS POWER.
Check to see if transfer power takeoff is in the ENGAGED position.
If not, place transfer power takeoff in the ENGAGED position.
Check to see if tachometer indicates 1000 to 1200 rpm.
If not, adjust hand throttle control so engine idle speed is set at 1000 to 1200 rpm.
Check level of hydraulic oil in liftgate reservoir with platform lowered to ground.
Oil tank should be half full. If not, fill to proper oil level (refer to LO 9-2320-260-12).
Check for hydraulic oil leaks.
If leaks are found, notify organizational maintenance.
Check outside power cable for secure connections if liftgate is powered from outside
Connect power cable securely to power entrance receptacle and power source.
41. VAN BODY NOT WATERPROOF OR LIGHT SHINES THROUGH GAPS AT SIDE PANEL.
Check toggle clamps at side panels. (Refer to paragraph 2-29e.)
If toggle clamp does not draw top of side panel tight enough, loosen locknut on toggle
clamp eyebolt. Screw eyebolt inward to close the gap. Tighten locknut.
Check lip of block seal at inner rear corner of hinged roof.
If lip is forced out of position, move side panel out to disengage corner block seal. Push
seal lip up into correct position so end panel door properly engages seal when side pane is
Check to see if roof is properly seated.
If not, loosen toggle clamp and push up on hinged roof and put on end panels while
reclosing toggle clamps to ensure seal alinement.
Check to see if blackout panels are closed properly.
If not, slide up blackout panels on van sides and rear doors until they latch in closed