Haulotte Group 3522A, Operator'S Maintenance Manual

Page: 46 / 142

HAULOTTE GROUP 4 EQUIPMENT MAINTENANCE
46
TAKE
MEASUREMENT
HERE
GROUND LEVEL
GROUND LEVEL
TAKE
MEASUREMENT
HERE
ANNUAL SERVICE CHECKS (CONTINUED)
Check slew bearing for wear or damage.

Deploy the outriggers using
the
AUTO LEVEL
and
EXTEND
buttons on the ground (lower)
control panel. The tires will
be slightly off the ground in
this position.

Place a 175 lb (65 kg) load in
the platform and raise the
PRIMARY
boom to the full out
position.
Refer to Figure 4-6.
Figure 4-6. Machine Position for Slew Ring Measurement

Measure the distance between the slew ring
gear and the horizontal plate above, using a
2 in. (50 mm) caliper or bore micrometer.
Refer to Figure 4-7.
Figure 4-7. Slew Ring Position Measurement

Record the measurement.

Rotate the platform 180° and re-record
the measurement.
Refer to Figure 4-8.

If the difference in measurements is
greater than 0.25 in (6.35 mm) the slew
ring bearing should be replaced.
Contact Haulotte Group Customer
Service Department: at 1-800-537-0540
or visit Haulotte Group online at
www.haulotte-usa.com for additional
information.
Figure 4-8. Platform Position After Rotation