6
Section 3
3.1 ENGINE
General Type..............................................................................Heavy Duty Industrial/Commercial Gasoline
Brand ......................................................................................... Kohler
Model......................................................................................... Command
Horsepower................................................................................ 25 HP at 3600 RPM (Scag Model SCR48-25CH)
Type........................................................................................... 4 Cycle Gasoline, Twin Cylinder, Horizontal Shaft
Displacement ............................................................................. 725 cc.
Cylinders.................................................................................... 2 with Cast Iron Sleeves
Governor.................................................................................... Mechanical Type with Variable Speed Control Set At 3600 RPM
Idle Speed ..................................................................................1400 RPM
Fuel Pump Group ...................................................................... Mechanical Fuel Pump with In-Line Fuel Filter, Fixed Jet
Carburetor with Smart-Choke and Fuel Shutdown Solenoid
Fuel............................................................................................ Non-Leaded Gasoline with a Minimum Octane Rating of 87
Oil Pump Group: ....................................................................... Positive Displacement Gerotor Oil Pump with Remote Oil Filter
Starter ........................................................................................ Electric Starting with Cell Starter
Belts:
Engine Belt............................................................................. Scag Part Number - 481976
Blower Drive Belt....................................................................Scag Part Number - 481977
Pump Drive Belt......................................................................Scag Part Number - 481978
3.2 ELECTRICAL
Battery ....................................................................................... 12 Volt
Charging System........................................................................ Alternator
Charging Output ........................................................................12 Volt, 15 Amp
System Polarity.......................................................................... Negative Ground
Starter......................................................................................... 12 Volt Electric Solenoid Shift Type
Interlock Switches...................................................................... Seat, Neutral Control, Mower Engagement (BBC), Hopper and
Parking Brake
Instrument Panel........................................................................ Ammeter, Hourmeter, Key Switch, Throttle Lever, Manual Choke,
BBC Switch, and Fuses
Fuses .........................................................................................Two (2) 20 Amp
3.3 TRACTOR
Drive System.............................................................................. Hydraulic Drive with Two Variable Displacement Pumps and Two
Cast-iron High Torque Motors
Hydrostatic Pumps .................................................................... Two Hydro-Gear ä BDP 10L Pumps with Dump Valves for
movement without running the engine
Drive Wheel Motors.................................................................. Two Ross Model MB 15cu. inch Cast-iron High Torque Motors
Steering/Travel Control.............................................................. Twin Lever Fingertip Steering Control with Individual Control to
Each Wheel
Parking Brake ............................................................................Lever Actuated Linkage to Brakes on Both Drive Wheel Axles
Wheels:
(2) Front Caster...................................................................... 11 x 4.0-5 Smooth Tires
(2) D rive .................................................................................23 x 9.5-12 Four-Ply Pneumatic Tubeless, Radius Edge
(1) Rear.................................................................................
Fuel Tank................................................................................... Two, 3.75 gallon Polyethylene Tanks with Large Fuel Tank filler
neck and Fuel Gauge Fill Caps
Tire Pressure:
Front Caster ..........................................................................25 PSI
Drive..................................................................................... 12 PSI
Rear....................................................................................... 25 PSI
Seat ............................................................................................ Padded
SPECIFICATIONS