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OM3006.2 04/98
Operator Cab and Controls
Parking Brake Switch (6, Figure 3-4)
When this switch is in the ''On'' position,
the parking brake is applied.
When this switch is in the ''Off'' position,
the parking brake is released.
The Parking Brake is spring applied and hydraulically
released. It will hold a stationary truck when the engine
is stopped and the keyswitch is in the ''Off'' position.
DO NOT apply the parking brake while the truck is
in motion. Damage to the Park Brake components
may occur.
When the keyswitch is ''On'' and the Parking Brake
Switch is applied, an indicator light in the L.H. panel
pod will illuminate.
Brake Lock Switch (7, Figure 3-4)
When this switch is in the ''On'' position,
the Brake Lock is applied.
When this switch is in the ''Off'' position,
the Brake Lock is released.
The Brake Lock should be used with engine running for
dumping and loading operations only. The brake lock
switch actuates the hydraulic brake system which
locks the rear wheel service brakes only.
When pulling into shovel or dump area, select a loading
area with as level a surface as possible. When truck is
completely stopped and in loading position, apply the
brake lock by pressing the rocker switch toward the
''On'' symbol. To release, press the rocker switch to-
ward the ''Off''symbol.
Use at shovel and dump only to hold truck truck in
position.
Do not use this switch to stop truck, unless foot-
operated brake valve is inoperative. Use of this
switch applies rear oil disc service brakes at full,
unmodulated pressure!
Do not use brake lock for parking. With engine
stopped, hydraulic pressure will bleed down, al-
lowing brakes to release!
L.H. Window Control Switch
(8, Figure 3-4)
This control switch is spring-loaded to the
center, ''OFF'', position. Pushing the front of
the switch raises the left side cab window.
Pushing the rear of the switch lowers the
window.
R.H. Window Control Switch
(9, Figure 3-4)
This control switch is spring-loaded to the
center, ''OFF'', position. Pushing the front of
the switch raises the right side cab window.
Pushing the rear of the switch lowers the
window.
Ash Tray (10, Figure 3-4)
The Ash Tray is used for extinguishing and depositing
smoking materials. DO NOT use for flammable materi-
als, such as paper wrappers, etc.
Be certain that all fire ash is extinguished!
Lighter (11, Figure 3-4)
The LIGHTER may be used for lighting cigars/ciga-
rettes.
Always use CAUTION with smoking materials!.
This socket may also be used for a 12 VDC power
supply.
Passenger Seat w/Safety Belt (12 & 13, Figure 3-4)
The Passenger Seat (13) is mounted on top of the right
hand portion of the Center Console structure.
Any passenger riding in the truck, must use the seat
belt (12) whenever the truck is being operated.
The area beneath the passenger seat provides a cabi-
net for various 24 VDC electrical components. Consult
the Service Manual for service involving any of these
components.
Operation - Section 3
Page 3-19
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