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SECTION 3
INSTRUMENTS
AND
CONTROLS
Page 10
Cab Pressurizer Blower Switch
The cab pressurizer is only on machines equipped with an
R.O.P.S. cab and without
a heater. If the machine has an
R.O.P.S. cab and a heater, the heater blowers are used to
pressurize the cab. Refer to "Heater, Defroster and Pressurizer
Controls for R.O.P.S. Cab" in this section.
The pressurizer switch (1, II lust. 11) is located on top of the
air inlet grille. It has three positions: OFF, HIGH and LOW.
Turn the switch clockwise 45 degrees for HIGH blower speed
or 90 degrees for
LOW. Turn
the switch
all the way
counterclockwise for OFF position.
lIIust.
11
CabPressurizer S witch
Air.Conditioner Controls (If equipped) (Illust, 12)
Item numberscorrespondwith numbersshownin Illust.
12.
CD
Air Conditioning Direction Control
This knob controls the direction of air flow through defrost
or normal outlets.
o
Louvers
Four louversdirect the cooled air asdesired.
o
Air Conditioning TemperatureControl
This knob turns the air- conditioner "on" and "off"
and
controls the temperature of the air. If cooler temperatureis
desired,turn the knob to the right. If warmertemperatureis
desired,turn the knob to the left. To turn the air conditioner
"off," turn the knob to the left until a click is heard.
CD
FanSpeedControl Knob
This knob controls the force of air. The fan is "off" when
the knob is straight up and down. Turn the knob to the left
for higher fan speedwhen cooling the air. Turn the knob
right for higher fan speedwhen venting the cabwith outside
air.
u
o
FreshAir Control
This knob is used to control the cooling of fresh air or
recirculated inside air. For maximum cooling, set this knob
to "Recirc Air" position.
u
lIIust. 12
Air-Conditioner Controls.
1. Air Conditioning Direction Control.
2. Louvers.
3. Air Conditioning Temperature
Control
4. FanSpeedControl Knob.
5. FreshAir Control.
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