Section 3
OPERATION
3-18
785 Motor Grader
Preliminary Procedures
Adjusting Front Console
The front console can be positioned using the
Dash Tilt Lever (8, Figure 3-1) Adjust for best
operator comfort.
Air Conditioner
The air conditioner controls are located to the left
of the operator. Proceed as follows to control the
air conditioner.
1. Set the A/C ON-OFF switch (3, Figure 3-2) to
the ON position.
2. Adjust the vent (5) for the desired opening.
3. Adjust the Temperature switch (2) for the
desired temperature.
4. Adjust the Fan Speed (4) for the desired level.
5. To turn the air conditioner off set the A/C
On/Off Switch to the OFF position.
Defroster Fan
The defroster fan is used to help defrost the front
windshield. The switch for the defroster fan is
located on the fan at the upper left of the operator.
Opening Windshield
The windshield can be opened by using the front
windshield latch (9, Figure 3-1).
Cab Door Release Levers
Both the right door release lever (10, Figure 3-1),
and left door release lever (7) will hold the
associated door open.
Cab Light
The cab light is located on the cab ceiling. The
switch for the cab light is located on the light
assembly.
Console Light
The console lights illuminate the gauges for
reading at low light levels. These are turned on
when the headlight switch is set to the ON (up)
position.
DRIVING THE MACHINE
Start-up Procedure
CAUTION: NEVER start engine unless
properly seated in the operators
seat, seat belt is secured, and
transmission is in Neutral.
INSPECTED ITEM PROCEDURE
Air Cleaner Check the air filter element and hose connections. Air cleaner has
both a primary and secondary filter.
Check Lugs on All Wheels Check for loose appearing lugs. If any lug is suspect, tighten to
the correct torque.
Check Tire Pressure Check for correct tire pressure in all six tires.
Drain Plugs Make sure plugs are in and tight.
Engine Belt Check for proper tension of belt.
Grease Fittings Make sure the fittings are greased and in good working order.
Check Steering Joint and Welds Check for any cracks.
Check all Lights for Proper Operation Test the signal, brake, flasher, work, strobe and driving lights for
proper operation.
Check Parking Brake and Check that both brakes are working properly.
Service Brake
Test All Functions Have a Qualified Operator Test all Functions before allowing
grader to be placed in operation. If any function is not performing
properly, take machine out of service until the faulty condition has
been corrected.
Courtesy of Machine.Market
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