Scag Power Equipment STT61V-31EFI-SS manual Specifications, Engine, Electrical, Power Head

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Section 3

 

SPECIFICATIONS

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 and Safety Start module, Water Temperature Gauge

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

 

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 6.00 Flat-Free Semi-Pneumatic

(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.

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Contents OPERATOR’S Manual Remember Your Mower is only AS Safe AS the Operator Table of Contents Limited Warranty Commercial Equipment Inside Back CoverDirection Reference General InformationIntroduction Servicing The Engine And Drive Train ComponentsSymbols Symbol DescriptionBefore Operation Considerations Safety InformationSignal Words Operation Considerations Section Roll-Over Protection System Foldable Roll-over protection system if equippedFoldable Roll-Over Protection System Maintenance Considerations & Storage Safety And Instructional Decals Install Belt COvER Before Operating MachineEngine SpecificationsPower Head ElectricalHydraulic System Weights And DimensionsCutter Deck ProductivityOperating Instructions Controls And Instrument IdentificationSafety Interlock System Dump Valve ControlGround Travel And Steering Initial Run-In ProceduresStarting The Engine Forward TravelEngaging The Deck Drive Cutter Blades Reverse TravelAfter Operation Hillside OperationParking The Mower Removing Clogged MaterialRecommendations For Mowing Adjusting Cutting HeightMoving Mower With Engine Stopped Adjusting The Steering Levers Adjusting The Height Adjust PedalTowing Optional Hitch Accessory Troubleshooting Cutting Conditions Condition Cause CureTroubleshooting Cutting Conditions Contd Scalping Blades Hitting Adjustments Parking Brake AdjustmentTravel Adjustments Neutral AdjustmentTracking Adjustment Throttle Control and Choke AdjustmentsBelt Adjustment Cutter Deck Level Cutter Deck AdjustmentsBelt Alignment Cutter Deck PitchCutter Deck Height Cutter Deck StopPosition Custom-Cut Baffle Adjustment Current Production Custom-Cut Baffle AdjustmentPosition Custom-Cut Baffle Adjustment Early Models Position Custom-Cut Baffle Adjustment Maintenance Maintenance Chart Recommended Service IntervalsMaintenance Chart Recommended Service Intervals Contd LubricationLubrication Fitting Points Checking Hydraulic Oil Level Changing Hydraulic OilEngine Oil Engine Fuel SystemReplacing In-Line Fuel Filter Elements Engine Air CleanerCleaning and/or Replacing Air Cleaner Element Jump Starting BatteryCharging the Battery Cutter Blades Blade ReplacementDrive Belts Blade InspectionCutter Deck Gearbox Checking Lubricant LevelChanging Lubricant Cleaning the Radiator Debris ScreenCooling System Checking Coolant LevelBody, Deck, And Upholstery Checking The Fan Belt TensionIllustrated Parts List Scag Approved Attachments And Accessories61V Cutter Deck Description Cutter Deck Controls Cutter Deck Controls Suspension Seat Sheet Metal Components STT ROLL-OVER Protection System with Suspension Seat STT ROLL-OVER Protection System with Suspension Seat Deck Drive Components Belt Guard, Rear Hinge, Belt Guard 481309 Latch, Hood 482845 Engine & Attaching Parts 31HP-EFI Kohler Available through the individual engine manufacturer Brake and Steering Components Grip, Handle Bar Fuel and Hydraulic System Kohler 31EFI 24 403 BDP-16A Hydraulic Pump Assembly with Cooling FAN HG70924 Charge Pump Kit .19 STD. Splined HG51457 Electrical System 31HP-EFI Kohler Electrical System 31HP-EFI Kohler Heavy-Duty Commercial STT-EFI Decals Page2 Electrical Schematic Kohler 31HP EFI Limited Warranty Commercial Equipment Garantía Limitada Equipo Comercial Precaución Precaución Para apropiada protección la lleve Siempre Corte DE Cuchillas Aire de filtro Del elemento del reemplazo y/o Limpieza .A Combustible de tanque del Llenado .A Precaución DEL Combustible DE Sistema Hidráulico Sistema Conexión de puntos de Lubricación 1.7 Figura Continuación Mantenimiento Personalizado corte de deflector del Ajuste 9-6 Figura Corte de plataforma la de Altura Corte de plataforma la de Inclinación Correa LA DE Alineación Neutral Ajuste Ajustes Inclinadas Crestas Corte de trayectoria laDe ancho del través Inclinado CorteLo a inclinadas Salientes Corte deTrayectoria la de ancho IrregularCortar sin césped CorteDe trayectorias entre De Franjas VetasDirección de palancas las de Ajuste Opcional Enganche de accesorio RemolqueDetenido Motor EL CON Cortacésped DEL Desplazamiento Corte DE Altura LA DE AjusteCésped EL Cortacéspedes DEL Estacionamiento Cuesta UNA EN OperaciónCorte DE Cuchillas Plataforma DE Transmisión LA DE Conexión Precaución reversa en DesplazamientoArranque DE Procedimientos DirecciónTerreno EL EN Desplazamiento Seguridad DE Bloqueo DE Sistema Plataforma de elevación de pie de PalancaOperación DE Instrucciones Identificación Instrumentos E ControlesScag parte de Número Sección Advertencia Almacenamiento Y Mantenimiento Seguridad de cinturón del Inspección 3-2 Figura Vuelco Contra Protección DE Sistema Operación DE Consideraciones Nota Seguridad DE Descripción Símbolo Símbolos General Información Continuación Contenido DE Tabla Contenido DE Tabla Advertencia Manual DEL Operador