SECTION 4 –
ENGINE AND DRIVE SYSTEMS
4-11
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
NOTE: Your machine is equipped with either
Version 1 or Version 2 of the
Hydrostatic Drive Control Handle. In
addition to difference in the
placement of controls, Version 1
allows the Parking Brake to engage/
disengage through the Hydrostatic
Drive Control Handle (moving the
handle fully to the right). For
machines equipped with Version 2, a
separate parking brake switch is
located adjacent to the Hydrostatic
Drive Control Handle. Refer to
specific operating instructions for
your machine.
Hydrostatic Drive Control Handle -
Version 1
•
To engage the Parking Brake and
lower the Ladder
, move the Hydrostatic
Drive Control Handle fully to the
RIGHT.
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.
Wheel Motor
-Typical View
Wheel Hub
-Typical View
Summary of Contents for STS12i Combo
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