Scag Power Equipment STT52V-25CH-LP Specifications, Engine, Electrical, Power Head

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Section 3

 

SPECIFICATIONS

3.1 Engine

 

General Type

Heavy Duty Industrial/Commercial LP

Brand

Kohler [Spec. #PS-CH730-0220]

Model

Kohler CH730

Horsepower

25HP at 3600 RPM

Type

4 Cycle, 2 Cylinder, Horizontal Shaft, Air Cooled

Displacement

725cc

Cylinders

2 with Cast-Iron Sleeves

Governor

Mechanical Type with Variable Speed Control Set At 3600 RPM

Idle Speed

1400 RPM

Fuel Injection

Injection Pump, Bosch MD Mini Type

Fuel

Commercial Propane

Oil Pump Group

Positive Displacement Gerotor™ Oil Pump with Oil Filter

Starter

Electric Starting with Solenoid Shift Starter

Belts

Kevlar cord. Self-adjusting, Self-tightening

Deck Drive Belt

Scag Part Number - 481460

Pump Drive Belt

Scag Part Number - 483086

3.2 Electrical

 

Battery

12 Volt, Maintenance Free

Charging System

Alternator

Charging Output

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

Ammeter, Key Switch, Throttle Lever, Manual Choke, BBC Switch,

 

Fuses, Safety Start Module

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™ BDP 16 cc/rev. Pumps with Dump Valves for

 

movement without running the engine and pressure relief valves

Drive Wheel Motors

Two Parker 14.5 cu. inch 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

(52) 23 x 10.5 - 12 Fourr-Ply Pneumatic Tiubeless, Radius Edge

 

(61) 24X12 - 12 Four-Ply Pneumatic Tubeless, Radius Edge

Tire Pressure:

 

Front Caster

Flat Free

Drive

12 PSI

LP Tank

33.5# Industrial LP Tank

Seat

Padded

Travel Speed:

 

Forward

Up to 10.5 MPH

Reverse

Up to 6 MPH

-NOTE- The machine will travel at 10mph 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 STT61V-25CH-LPTable of Contents Troubleshooting Cutting Conditions Adjustments Inside Back CoverDirection Reference General InformationIntroduction Servicing The Engine And Drive Train ComponentsSymbols Symbol DescriptionBefore Operation Considerations Safety InformationSignal Words Know the function of all controls and how to stop quickly Operation ConsiderationsSection Roll-Over Protection System Foldable Roll-Over Protection SystemSeat Belt Inspection SPARK Ignition System Maintenance Considerations & StorageUsing a spark arrestor Section Engine SpecificationsPower Head ElectricalHydraulic System Weights And Dimensions 52V 61VCutter Deck Productivity 52V 61VOperating Instructions Controls And Instrument IdentificationSafety Interlock System Initial Run-In ProceduresForward Travel Starting The EngineGround Travel And Steering Engaging The Deck Drive Cutter Blades Reverse TravelParking The Mower Rotating BladesHillside Operation After OperationRecommendations 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 Cut, or Rough ContourScalping Blades Hitting Adjustments Parking Brake AdjustmentTravel Adjustments Neutral AdjustmentThrottle Control and Choke Adjustments Tracking AdjustmentCutter Deck Level Cutter Deck PitchCutter Deck Height Adjustment Cutter Deck HeightCustom-Cut Baffle Adjustment Custom-Cut Baffle AdjustmentElectric clutch adjustment 10. Clutch Air Gap AdjustmentMaintenance Maintenance Chart Recommended Service IntervalsMaintenance Chart Recommended Service Intervals Contd LubricationLubrication Fitting Points Checking Hydraulic Oil Level Changing Hydraulic OilEngine Oil Engine Fuel SystemCleaning and/or Replacing Air Cleaner Element Engine Air CleanerBattery Jump Starting Charging the BatteryDrive Belts Blade Inspection Blade ReplacementCutter Blades Blade SharpeningChecking Lubricant Level Cutter Deck GearboxTires Body, Deck, And Upholstery Changing LubricantIllustrated Parts List Scag Approved Attachments and AccessoriesSection Section 52V Cutter Deck DescriptionSection 61V Cutter Deck 461863 Cutter Deck Velocity Plus Cutter Deck Controls 481764 Link, Deck Lift Sheet Metal Components 9278 STT ROLL-OVER Protection System STT ROLL-OVER Protection System STT Suspension Seat Section Deck Drive Components Bolt, Hex Head 3/8-16 x Engine and Attaching Parts Kohler LP Available through the individual engine manufacturer Brake and Steering Components Bolt, Carriage 5/16-18 x Hydraulic System Kohler LP Base LP System Kohler Available through the individual engine manufacturer BDP-16A Hydraulic Pump Assembly BDP-16A Hydraulic Pump Assembly Electrical System Kohler LP Electrical System Kohler LP Heavy-Duty Replacement Decals and Information Plates Electrical Schematic Kohler LP Limited Warranty Commercial Equipment

STT61V-25CH-LP, STT52V-25CH-LP specifications

Scag Power Equipment has long been synonymous with durability and performance in the lawn care industry, and their STT52V-25CH-LP and STT61V-25CH-LP mowers exemplify this commitment. Both models are part of the Scag Turf Tiger II series, designed for commercial landscapers and serious homeowners who demand the best in cutting efficiency and reliability.

The STT52V-25CH-LP features a 52-inch cutting deck, while the STT61V-25CH-LP boasts a 61-inch deck, allowing users to choose according to the size of their lawn or landscape maintenance requirements. The decks are constructed from high-strength steel, ensuring longer life and resistance to wear from heavy use. The signature Velocity Plus deck design enhances airflow for superior cutting quality, resulting in cleaner cuts and better grass dispersal.

Powered by a robust 25 HP Kohler Command Pro engine, both models deliver the necessary power to tackle tough mowing jobs with ease. The engine's exceptional torque and performance ensure that even thick grass doesn't slow these machines down. Additionally, the Kohler engine is designed for improved fuel efficiency, helping operators save on fuel costs during long hours of operation.

One of the standout features of the STT52V-25CH-LP and STT61V-25CH-LP is their advanced hydrostatic transmission, providing smooth and responsive speed control. Operators can effortlessly adjust their speed and direction, making it easy to navigate tight spaces and uneven terrain. The ergonomic operator platform enhances comfort, with padded seats and adjustable armrests allowing for extended periods of mowing without fatigue.

Both models come equipped with a heavy-duty, commercial-grade transmission, capable of withstanding the rigors of daily use in demanding conditions. Additionally, they feature an intuitive control panel, allowing users to easily monitor important metrics, such as fuel levels and hour meters.

For added convenience, these mowers incorporate an easy-access maintenance design, allowing for quick inspections and routine servicing. With a focus on user-friendliness, Scag has ensured that operators can maintain their equipment with minimal downtime.

In summary, the STT52V-25CH-LP and STT61V-25CH-LP from Scag Power Equipment offer a compelling combination of power, performance, and user-friendly features. Ideal for commercial landscapers and serious gardening enthusiasts alike, these mowers stand ready to deliver exceptional results in any mowing environment.