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TESCO EQUIPMENT LLC
ML50-20 MAINTENANCE LIFT
B. Driving the Vehicle
(1) Ensure the preliminary checklists have been performed before boarding the driver’s cab
and operating the vehicle.
(2) Drive vehicle according to the vehicle operator’s manual and applicable laws.
C. Hi-Lift (Body) Control Station Operating Procedures
Normal Operation Sequence to Raise Unit
(1) Slow vehicle to a creep speed when approaching within 20 ft (6 m) of the aircraft.
(2) Position vehicle on level ground with a space of at least 12 in (304 mm) between the
aircraft and work platform. DO NOT make contact with any part of the aircraft.
NOTE: An assistant may be required when positioning the vehicle by the aircraft.
(3) Shift transmission into park and set parking brake.
NOTE: The stabilizers and Hi-Lift functions will not operate unless the transmission is in park and
the parking brake is set.
NOTE: Parking brake will activate the LIFT mode.
(4) Dismount the vehicle and extend the stabilizers. Refer to Figure 6.
NOTE: All stabilizers must be fully extended before raising lift.
(5) Set chocks per operational requirements.
WARNING
DO NOT ATTEMPT TO STABILIZE A HI-LIFT UNIT ON SOFT GROUND OR ON INCLINES BY
SHIMMING STABILIZER’S. FAILURE TO HEED WARNINGS MAY RESULT IN SERIOUS INJURY
OR DEATH TO OPERATOR AND/OR CREW.
WARNING
STAND CLEAR OF STABILIZERS PAD, WHILE OPERATING THE STABILIZER CONTROLS.
CRUSHING INJURY TO OPERATORS FEET COULD RESULT.
WARNING
DO NOT ATTEMPT TO RAISE THE WORK PLATFORM UNLESS THE STABLIZERS ARE
EXTENDED AND SET. SERIOUS INJURY OR DEATH TO OPEATOR MAY RESULT IF UNIT
UPSETS.
(6) With the vehicle securely positioned, board the work platform via the boarding steps
located at the rear of the unit.
May 08
Property of American Airlines
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