August - Genie ZX-135/70 Service Manual

August 2014

7 Note the reading on the dial indicator.
Result: The measurement is less than
0.118 inch / 3.0 mm. The bearing is good.
Result: The measurement is more than
0.118 inch / 3.0 mm. The bearing is worn and
needs to be replaced.
8 Move the boom sections to the positions
indicated in step 3. Visually inspect the dial
indicator to be sure the needle returns to the
"zero" position.
9 Remove the dial indicator and rotate the
turntable 90°.
10 Repeat steps 4 through 9 until the rotation
bearing has been checked in at least four
equally spaced areas 90° apart.
11 Lower the boom to the stowed position and
turn the machine off.
12 Remove the dial indicator from the machine.
Part No. 218700
Checklist B Procedures
ZX-135/70
Service Manual
53