Scag Power Equipment MAG - Manual (Page 8)

6
SPECIFICATIONS
Section 3
3.1 ENGINE
General Type ............................................................................. Heavy Duty Industrial/Commercial Diesel
Brand ......................................................................................... Kubota 28 HP Super 5 Series, Electric Start
Model ......................................................................................... D1105-B
Horsepower ................................................................................ SAE Gross Intermittent, 28 HP @ 3000 RPM
Type ........................................................................................... Horizontal Shaft, Water Cooled, 4-Cycle Diesel
Displacement ............................................................................. 1123 cc.
Low Idle ..................................................................................... 850 - 950 RPM
Cylinders ................................................................................... 3
Order of Firing .......................................................................... 1-2-3
Direction of Rotation ................................................................. Counter-clockwise (Viewed From Flywheel End)
Fuel Injection Pump .................................................................. Bosch MD Type, Mini Pump
Injection Pressure ...................................................................... 1,991 psi
Injection Timing (Before T.D.C.) ............................................. 19°
Compression Ratio .................................................................... 23:1
Starting System ......................................................................... Electric Starting with Cell Starter, Glow Plug In Combustion
Chamber
Fuel ............................................................................................ Diesel Fuel No. 2 -D (ASTM D975)
Oil Type ..................................................................................... API Sandard, CD Grade or Better
Oil Filter .................................................................................... Full Flow Oil Filter Cartridge
Oil Capacity ............................................................................... 4 Quarts With Filter
Cooling Pressurized, Sealed Cooling System, 170° F Thermostat, Blade
Fan, Cooling Capacity 8 Quarts
Belts:
Alternator .............................................................................. See Engine Manual for Part Number
Fan ......................................................................................... Scag Part Number - 481114
Electric Clutch ...................................................................... Scag Part Number - 481104
Hydraulic Pump .................................................................... Scag Part Number - 481103
3.2 ELECTRICAL
Battery ....................................................................................... 12 Volt
Charging System ....................................................................... Alternator
Charging Output ....................................................................... 12 Volt, 30 Amp
System Polarity .......................................................................... Negative Ground
Starter ........................................................................................ 12 Volt Electric Ring Gear Type, Key and Solenoid Operated
Interlock Switches ..................................................................... Left Foot Pedal, Blade Brake, and Parking Brake
Fuses .......................................................................................... Two (2) 30 Amp
3.3 TRACTOR
Drive Motors ............................................................................. 12 Cu. In. Cast Iron High Torque Motors
Steering...................................................................................... Chain and Sprocket
Forward and Reverse Control ................................................... Pedal Operated Linkage Connected To The Hydraulic Pump
Parking Brake ............................................................................ Lever Actuated Linkage to Drum Brakes on Both Drive Wheel
Assemblies
Wheels:
(2) Front Caster .................................................................... 12 x 3.5
(2) Drive ............................................................................... 2 x 10.5 -12, 4-ply Pneumatic Tubeless, Radius Edge
(1) Rear ................................................................................ 18 x 8.50 -8 NHS
Fuel Tank ................................................................................... Seamless Polyethylene Tank; 8 Gallon Capacity
Tire Pressure:
Front Caster.......................................................................... 25 PSI
Drive ..................................................................................... 15 PSI
Rear ...................................................................................... 15 PSI