Check The Wheel Bearings - Ce Models - Genie TZ-50 Servise Manual

November 2004
REV A
14 Engage and release the parking brake 4 times.
15 Engage the parking brake.
16 Adjust the parking brake cylinder input cable
until the cylinder flange just contacts the
cylinder slider assembly.
17 Release the parking brake.
18 Adjust both rear parking brake cables at the
tension equalizer bracket until, when turning the
wheel in the direction of travel, a slight rubbing
noise can be heard from the brakes. Loosen
the cables just until no noise can be heard
when turning the wheels.
Be sure a minimum of one full
thread of the cable end is showing
through the adjustment nut at the
tension equalizer bracket.
19 Tighten the nuts on the tension equalizer
bracket until the bracket is balanced. Securely
tighten the lock nuts.
20 Engage the parking brake.
21 Engage both drive motors.
22 Working from the front end of the parking brake
cylinder, adjust the drive motor brake cables by
hand until they have zero play and zero
resistance. Be sure the brake cylinder balance
bar is square to the parking brake input cable.
23 Disengage both drive motors.
24 Engage the parking brake. Attempt to move the
machine in both directions.
Result: The parking brake should prevent the
machine from moving. If the parking brake does
not prevent the machine from moving, repeat
this procedure beginning with step 5.
Part No. 84577
Section 3 • Scheduled Maintenance Procedures
B-11
Check the Wheel Bearings -
CE Models
Proper axle maintenance, following the axle
manufacturer's maintenance schedule, is essential
to good axle performance and service life. Failure
to perform the maintenance procedures can lead to
poor axle performance and component damage.
1 At the ground controls, extend the outriggers
until the axle is off the ground and the machine
is level.
2 Check for wheel bearing wear by attempting to
move the wheel hub side to side, then up and
down.
Result: There should be no side to side or up
and down movement.
Result: There is side to side or up and down
movement. See C-4, Grease the Axle Wheel
Bearings - CE Models.
Required maintenance procedures and additional
axle information is available in the KNOTT Axle
Service Manual (KNOTT part number P005).
KNOTT Axle Service Manual
Genie part number
Genie TZ-50/30
CHECKLIST B PROCEDURES
Axle specifications require that this
procedure be performed quarterly
or every 5000 km, whichever
comes first.
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