
HAULOTTE GROUP
4 EQUIPMENT MAINTENANCE
44
MONTHLY SERVICE CHECKS
Perform the following service checks at least once each month:
Check battery for loose connections or damaged wires.
Clean all battery terminals.
Verify proper operation of manual lowering valves and hand pump.
For manual boom operating procedures, refer to the “Operation” section of this manual.
Lubricate slew ring and mating gear.
Use NLGI Grade 2 multi-purpose grease
Check wheel nut torque.
For correct wheel nut tightening sequence, Refer to Figure 4-4.
Evenly tighten wheel nuts to 25 lb-ft (34 N-m) in the tightening
sequence shown.
Repeat tightening sequence, tighten wheel nuts to 60 lb-ft (81 N-
m) and then to 100 lb-ft (136 N-m).
Figure 4-4. Wheel Nut Tightening Sequence
Verify that the Level Sensor is operating correctly.
Fully deploy outriggers until all outrigger
LED
s and
AUTO LEVEL
LED
’s are lit, and the buzzer at
the ground (lower) control panel sounds.
Verify that the aerial work platform is level, and that the level sensor located on the control side of
the turntable, is giving an accurate reading.
Repair or replace as necessary.
For aerial work platforms with material hook option:
Verify the weight reading displayed on the ground (lower) control panel is within 10% of actual
weight tested. Recalibrate load cell if needed. See the “Overload Protection Calibration”
procedure located later in this section.
NOTICE
When wheels are newly installed or replaced, verify wheel
nut torque monthly. Follow this procedure each time the
wheel is removed and reinstalled. Improperly torqued
wheel nuts could result in wheel separation, pre-mature
tire wear, or damage to the equipment.
Содержание xlb-4725a
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