SECTION 4 –
ENGINE AND DRIVE SYSTEMS
4-11
Wheel Motors and Hubs
The drive system consists of hydraulic
Wheel Motors and Gear Reduction Hubs
(Wheel Hubs) located on each wheel.
Parking Brake
The Parking Brake will engage when
applied hydraulic pressure falls below 150
PSI (10.3 bar) or if the engine is shut off.
NOTE: Bring the machine to a complete stop
before engaging the Parking Brake.
The Parking Brake also controls the
Ladder. When the Parking Brake is engaged,
the Ladder will extend (lower). When the
Parking Brake is disengaged, the Ladder will
retract (raise).
•
To engage the Parking Brake and
lower the Ladder
, move the Hydrostatic
Drive Control Handle to the NEUTRAL
position.
Hydrostatic Pump (Drive Pump)
-Typical View
(Viewed from top of machine)
Wheel Motor
-Typical View
Wheel Hub
-Typical View
CAUTION
Do not engage the parking brake while
the machine is moving. Failure to comply
may result in personal injury and
machine damage.
NOTICE
The parking brake is not intended for
normal or emergency stopping.
CAUTION
Ensure the Hydrostatic Drive Control
Handle is in the NEUTRAL position
before engaging the parking brake.
Failure to comply may result in personal
injury and/or machine damage.
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