CONTROLS AND OPERATIONS
D. Voltmeter. The voltmeter measures the voltage
18. SWING BRAKE LOCK. Depress this button to lock
produced by the alternator and indicates the condition of
the swing brake in the applied position. Lift this button to
the battery. See Figure 2-2 for an explanation of the
unlock the swing brake.
10. IGNITION INDICATOR. This lamp is illuminated
This control operates independently
whenever the ignition switch is in the ON position. If the
of the swing brake pedal, and will
lamp remains lit after the upper ignition switch is placed
override the swing brake pedal.
in the OFF position, the carrier ignition switch is still in
the ON position, and must be placed in the OFF position
19. HAND THROTTLE. Use this lever to set the engine
to shut down the ignition system.
high idle speed, as required for the machine application.
For maximum efficiency and safety of operation, the high
11. ENGINE STOP BUTTON. Depress this button to
idle speed must be set high enough, by means of this
shut down the engine. After the engine has stopped,
control, to handle the typical load. The Accelerator
place the ignition switch in the OFF position.
should be used for momentary increases in engine
The ignition key has three
positions. Starting from the vertical position they are,
20. HEATER CONTROL. This control regulates the
OFF ON, and START.
heater temperature and heater fan speed. Turn the knob
clockwise to start the heater fan. Fan speed is controlled
13. TEMPERATURE GAUGE. This gauge measures
by turning the knob clockwise or counterclockwise until
hydraulic oil temperature. The oil should be warmed to
the desired fan speed is obtained. Heater temperature is
70° F. (210 C.) before operating the machine, and
increased by pulling the knob outward and is decreased
should not be allowed to exceed 2000 F. (930 C.) during
by pushing the knob inward.
21. DEFOGGER FAN. The defogger fan is controlled
14. WINDSHIELD WIPER SWITCH. Turn this switch
by the switch on the fan housing. Place the switch in the
clockwise, to the detent, to operate the upper windshield
center position to operate the fan at low speed. Place
wiper at slow speed. Turn the switch past the detent to
the switch in the extreme right position to operate the fan
operate the wiper at high speed.
at high speed.
15. MAIN WINCH SPEED SELECTOR SWITCH. Place
22. WINCH TURN INDICATORS. These lights indicate
this switch in the HI position to operate the main winch at
the rate at which the winch drums are turning. The
high speed. Place the switch in the LO position to
upper light indicates main winch rotation, while the lower
operate the winch at low speed.
light indicates auxiliary winch rotation.
The lights will flicker whenever the winch drums are
The winch is only capable of
turning. The light will flicker at different rates depending
producing approximately 50% of the
upon how fast the winch drum is turning.
maximum line pull when the speed
selector switch is in the HI position.
The lights will have a slight glow
Be sure the switch is in the
when the winches are not turning,
appropriate position for the load
and will increase in intensity when
the winches are turning. This slight
glow provides a means of checking
16. AUXILIARY WINCH SPEED SELECTOR SWITCH.
the lamps in the turn indicators. The
This switch controls the speed of the auxiliary winch. Its
lamp should be replaced if it does not
operation is identical to that of the main winch speed
glow, as it is burned out.
23. BOOM ANGLE INDICATOR. This gauge indicates
17. OUTRIGGER CONTROL SWITCHES.
the number of degrees the boom is raised above the
switches control the operation of the outriggers. The
operation of the outriggers, from the upper cab, is
identical to the operation from the carrier, except that all
SWITCH. This switch, or
outriggers can be controlled from the upper cab. Refer to
switches, turn the optional floodlights on and off.
the topic Outrigger Operation for instructions on
25. ENGINE WARNING LIGHT. This light, when
extending or retracting the outriggers.
illuminated, indicates that the engine is overheated or the
engine oil pressure is below normal.