Disabled Passenger Lift DPT-512 | 59
SECTION 2 | SERVICING THE HIGH LIFT TRUCK
2.2.1 | Troubleshooting Table
TROUBLE
PROBABLE CAUSE
SOLUTION
Truck Engine
Truck will not start or
run when placed in
gear.
Stop switch is engaged.
Reset the switch.
Transmission in gear.
Shift to park.
Stabilizers are not fully
raised.
Raise stabilizers.
The van body is not fully
down.
Lower the van body.
Rear lift gate not raised
and stowed.
Raise and stow lift
gate.
*
*
For all other problems, consult the truck’s manual.
Structural or Mechanical
Van body will not
raise.
Emergency body down
override on directional
valve is engaged.
Release override bolt.
The lift mechanism is
binding because of tube
misalignment, distorted or
broken components, etc.
Isolate the cause and
repair the necessary
components.
Body overloaded.
Remove part of the
load.
Foreign object is
jamming against the
hoist structure.
Remove the object.
Van body will not
lower.
Lift mechanism binding.
See above.
See above.
Maintenance safety
stops installed.
Remove stops.
Foreign object jamming
lift structure.
Remove object(s).
Summary of Contents for 25781
Page 12: ...Disabled Passenger Lift DPT 512 12 FIGURE 1 1 1 DISABLED PASSENGER TRANSPORTER MODEL DPT 512...
Page 13: ...Disabled Passenger Lift DPT 512 13 FIGURE 1 1 1 DISABLED PASSENGER TRANSPORTER MODEL DPT 512...
Page 22: ...Disabled Passenger Lift DPT 512 22 FIGURE 1 1 10 HYDRAULIC COMPONENT GROUP...
Page 33: ...Disabled Passenger Lift DPT 512 33 FIGURE 1 2 1 1 CAB CONTROLS AND INDICATORS...
Page 36: ...Disabled Passenger Lift DPT 512 36 FIGURE 1 2 1 3 VAN BODY CONTROL STATION...
Page 38: ...Disabled Passenger Lift DPT 512 38 FIGURE 1 2 1 7 EMERGENCY OPERATING CONTROLS...
Page 57: ...Disabled Passenger Lift DPT 512 57 FIGURE 2 1 9 3 LUBRICATION POINTS...
Page 74: ...Disabled Passenger Lift DPT 512 74 FIGURE 2 3 1 HYDRAULIC COMPONENT GROUP...
Page 95: ...Disabled Passenger Lift DPT 512 95 FIGURE 4 2 5 PLATFORM ASSEMBLY 6 7 8 4X 2 3 8X 1 5 4 9...
Page 107: ...Disabled Passenger Lift DPT 512 107 FIGURE 4 2 11 CAB CONTROLS AND INDICATORS...
Page 109: ...Disabled Passenger Lift DPT 512 109 FIGURE 4 2 12 VAN BODY CONTROL STATION...
Page 111: ...Disabled Passenger Lift DPT 512 111 FIGURE 4 2 13 REAR VAN CONTROL STATION...
