Specifications; Section 3 - Specifications; Engine; Electrical - Scag Power Equipment TURF TIGER STT-31EFI-SS Operator's Manual

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R
3.1

ENGINE

General Type ................................................................................................Heavy Duty Industrial/Commercial Gasoline
Brand .......................................................................................................................................................................Kohler
Model ..................................................................................................................Kohler Aegis LH775S (PS-LH775-0015)
Horsepower ........................................................................................................................................ 31HP at 3600 RPM
Type ............................................ 4-Cycle, Twin Cylinder, Liquid-Cooled, Electronic Fuel Injected Horizontal Shaft, OHV
Displacement ..........................................................................................................................................................748 cc.
Cylinders ..................................................................................................................................... 2 with Cast-Iron Sleeves
Valve Group ....................................................................................................................................Hydraulic Valve Lifters
Governor ........................................................................Mechanical Type with Variable Speed Control Set At 3800 RPM
Idle Speed .............................................................................................................................................1500 RPM Kohler
Fuel Pump ...................................................................................................... Electric Fuel Pump with In-Line Fuel Filter
Carburation ..................................................................................................................................Electronic Fuel Injection
Fuel ...................................................................................... Non-Leaded Gasoline with a Minimum Octane Rating of 87
Oil Pump ...........................................................................................................................Full Pressure w/Full-Flow Filter
Starter ........................................................................................................................ Electric Starting with Solenoid Shift
Cooling Group ..........................................................Heavy-Duty Radiator, High-Flow Engine Cooling Fan, Water Pump
Air Intake ........................................................................................................ Large Capacity 2-Stage Canister Air Filter
3.2

ELECTRICAL

Battery ......................................................................................... 12 volt "Maintenance Free" Sealed Battery (300 CCA)
Charging System ............................................................................................................................................... Alternator
Charging Output ....................................................................................................................................... 12 Volt, 20 Amp
System Polarity ....................................................................................................................................... Negative Ground
Interlock Switches ....................................................... Seat, Neutral Control, Mower Engagement (BBC), Parking Brake
Instrument Panel .............................................................................. Volt Meter, Key Switch, Throttle Lever, BBC Switch,
Fuses ........................................................................................................................................................ Two (2) 20 Amp
3.3

POWER HEAD

Drive System ............... Hydraulic Drive with Two Variable Displacement Pumps and Two Cast-Iron High Torque Motors
Hydrostatic Pumps ..................................................................... Two Hydro-Gear™ 16 cc/rev. Pumps with Dump Valves
Belts .................................................................................................................Kevlar cord. Self-adjusting, Self-tightening
Drive Wheel Motors ...................................................................... Two Hydro-Gear™ 18E Cast-Iron High Torque Motors
Steering/Travel Control ........................................................................................... Twin Lever Fingertip Steering Control
Parking Brake ...................................................................Lever Actuated Linkage to Brakes on Both Drive Wheel Axles
Wheels:
(2) Front Caster ............................................................................................................................. 13 X 6.00 Flat-Free
(2) Drive .............................................................................. 24 x 12 x 12 Four-Ply Pneumatic Tubeless, Radius Edge
Tire Pressure:
Front Caster....................................................................................................................................................Flat Free
Drive .................................................................................................................................................................. 12 PSI
Fuel Tank ......................................10-Gallon Seamless Polyethylene Tank with Large opening and Fuel Gauge Fill Cap
Seat ..................................................................................................................Padded, Thick Cushion with tall back rest
Travel Speed:
Forward ........................................................................................................................................................0-12 MPH
Reverse ..........................................................................................................................................................0-6 MPH
-NOTE- The machine will travel at 10 mph or 12 mph for transport purposes. For best cutting performance the
forward travel speed should be adjusted depending upon the cutting conditions.

SPECIFICATIONS

Fuses and Safety Start module, Water Temperature Gauge
with Individual Control to Each Wheel with Gas Spring Dampers
10
Section 3

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