Specifications, 1 engine, 2 electrical – Scag Power Equipment STC48V26BS User Manual
Page 14: 3 tractor, Section 3

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Section 3
SPECIFICATIONS
ENGINE
3.1
General Type ................................................................................................Heavy Duty Industrial/Commercial Gasoline
Brand ...........................................................................................................................................Briggs & Statton, Kohler
Horsepower:
(Scag Model STC52V-23BV, STC61V-23BV) ............................................................. 23 HP (Spec.# 3867770122E1)
(Scag Model STC52V-25CV, STC61V-25CV) ................................................................. 25 HP (Spec# CV730-3112)
(Scag Model STC52V-25CV-FR, STC61V-25CV-FR) ...................................................... 25 HP (Spec# CV730-3112)
(Scag Model STC48V-26BS) ......................................................................................26 HP (Spec.# 44P7770115E1)
Type ..........................................................................................................4 Cycle Gasoline, Twin Cylinder, Vertical Shaft
Cylinders ..................................................................................................................................... 2 with Cast Iron Sleeves
Governor ........................................................................Mechanical Type with Variable Speed Control Set At 3600 RPM
Idle Speed:
Briggs & Stratton ......................................................................................................................................... 1750 RPM
Kohler .......................................................................................................................................................... 1900 RPM
Fuel Pump ...................................................................................................... Integral Fuel Pump with In-Line Fuel Filter
Fuel ...................................................................................... Non-Leaded Gasoline with a Minimum Octane Rating of 87
Oil Pump ........................................................................................................................ Positive Displacement Gerotor™
Starter:
Briggs & Stratton ......................................................................................... Electric Starting with Bendix Shift Starter
Kohler ....................................................................................................... Electric Starting with Solenoid Shift Starter
Belts .................................................................................................................Kevlar cord. Self-adjusting, Self-tightening
ELECTRICAL
3.2
Battery .................................................................................................................................................................... 12 Volt
Charging System ............................................................................................................................................... Alternator
Charging Output:
Briggs & Stratton ................................................................................................................................. 12 Volt, 16 Amp
Kohler .................................................................................................................................................. 12 Volt, 15 Amp
System Polarity ....................................................................................................................................... Negative Ground
Starter .................................................................................12 Volt Electric Ring Gear Type, Key and Solenoid Operated
Interlock Switches ....................................................... Seat, Neutral Control, Mower Engagement (BBC), Parking Brake
Instrument Panel ............................................................................................Key Switch, Throttle Lever, Manual Choke,
PTO Switch, Fuses and Safety Start module
Fuses ........................................................................................................................................................ Two (2) 20 Amp
TRACTOR
3.3
Drive System ................Hydraulic Drive with Two Variable Displacement Pumps and Two Cast-iron High Torque Motors
Hydrostatic Pumps ... Two Hydro-Gear™ 10 cc/rev. Pumps with Dump Valves for movement without running the engine
Drive Wheel Motors ............................................................................. Two Hydro-Gear™ Cast-Iron High Torque Motors
Steering/Travel Control ........................................................................................... Twin Lever Fingertip Steering Control
with Individual Control to Each Wheel with Gas Spring Dampers
Parking Brake ...................................................................Lever Actuated Linkage to Brakes on Both Drive Wheel Axles
Wheels:
(2) Front Caster ...............................................................................13 X 5-6 Four-Ply w/tapered roller bearing pivots
(2) Drive - (48"-52" Deck) ............................................... 23 X 9.50 X 12 Four-Ply Pneumatic Tubeless, Radius Edge
(2) Drive - (61" Deck) .......................................................... 24 x 12 x 12 Four-Ply Pneumatic Tubeless, Radius Edge
Tire Pressure:
Front Caster....................................................................................................................................................... 25 PSI
Drive .................................................................................................................................................................. 12 PSI
Fuel Tanks ........................................... Dual 4.5-Gallon Seamless Polyethylene Tanks with large opening and Fuel Cap
Seat .................................................................................................... Padded, Thick Cushion with Extra Spring Support