785 Motor Grader
Section 2
SPECIFICATIONS
2-2
TABLE 2-1. ENGINE SPECIFICATIONS
ITEM CHARACTERISTIC
ENGINE
Manufacturer . . . . . . . . . . . . . . . . . . . . . .Cummins 3.9L
Horsepower . . . . . . . . . . . . . . . . . . . . . . .130 HP @2500 rpm
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . .Four Stroke Turbo Charged and Charge Air
Cooled, In-Line 4 cylinder Diesel engine
(Tier II Compliant)
Bore & Stroke . . . . . . . . . . . . . . . . . . . . .4.02 in. [102 mm] x 4.72 in. [120 mm]
Displacement . . . . . . . . . . . . . . . . . . . . .238 cu. In.
Compression Ratio . . . . . . . . . . . . . . . . .18:01
Maximum Net Torque . . . . . . . . . . . . . . .355 Pound/Foot @1500 rpm
Lubrication system . . . . . . . . . . . . . . . . .Pressure System With Full Flow Filter
Air Cleaner . . . . . . . . . . . . . . . . . . . . . . .Two Stage Dry Element
Engine Oil Type . . . . . . . . . . . . . . . . . . .10W-40
Capacity . . . . . . . . . . . . . . . . . . . . . . . . .10 Quarts [9.46 liter]
ENGINE COOLING SYSTEM
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . .Liquid,
ENGINE FUEL
Type Used . . . . . . . . . . . . . . . . . . . . . . . .Diesel Fuel
Fuel Capacity . . . . . . . . . . . . . . . . . . . . .50 gallons [189.3 liters]
FUEL FILTER
Spin-On . . . . . . . . . . . . . . . . . . . . . . . . .Cummins P/N 3991498/Fleetguard FS19616
In-Line . . . . . . . . . . . . . . . . . . . . . . . . . .P/N 981937
TABLE 2-2. ELECTRICAL SPECIFICATIONS
ITEM CHARACTERISTIC
BATTERY
Number Per Machine . . . . . . . . . . . . . . . .Two maintenance free
Ampere Hour Rating . . . . . . . . . . . . . . . .950 CCA
Voltage . . . . . . . . . . . . . . . . . . . . . . . . . .12 Volts
ALTERNATOR
Voltage . . . . . . . . . . . . . . . . . . . . . . . . . .12 Volt, negative ground
Output Amperage . . . . . . . . . . . . . . . . . .100 Amps
Fan Belt Tension . . . . . . . . . . . . . . . . . . .Belt tension mechanism keeps serpentine
belt under tension at all times
STARTER
Manufacturer . . . . . . . . . . . . . . . . . . . . . .(See Engine Starter plate)
Voltage and Type . . . . . . . . . . . . . . . . . . .12 Volt, negative ground
GENERAL INFORMATION
The specifications provided in this section are applicable to the Model 785 Motor Grader. Included in this section
are machine weights, dimensions, performance and torque values for both metric and standard inch fasteners.
Courtesy of Machine.Market
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