Scag Power Equipment STT61V-31KB-DF manual Blade Replacement, Blade Sharpening

Page 42

R

Section 7

- NOTE -

DO NOT sharpen the blades beyond 1/3 of the width of the blade. See Figure 7-7.

1.Sharpen the cutting edge at the same bevel as the original. See Figure 7-7. Sharpen only the top of the cutting edge to maintain sharpness.

Angle Blade Back

Do Not Cut In

 

X Must NOT Exceed

30

1/3 Blade Width

SGB033

 

Figure 7-7. Blade Sharpening

2.Check the balance of the blade. If the blades are out of balance, vibration and premature wear can occur. See your authorized Scag dealer for blade balancing or special tools, if you choose to balance your own blades.

C. Blade Replacement

WARNING

Always wear proper hand and eye protection when working with cutter blades.

1.Remove the ignition key before replacing the blades.

2.Raise the mower deck to the highest position. Place the lanyard pin in the highest cutting height position to prevent the cutter deck from falling.

3.Secure the cutter blades to prevent them from rotating, (use the optional Blade Buddy tool P/N 9212, to assist in securing the cutter blades), remove the nut from the blade attaching bolt. Remove the cutter blade, bolt and spacer from the spindle shaft. See Figure 7-8.

- NOTE -

The front of the machine will have to be raised slightly to remove the blade bolt from the cutter spindle.

4.To install the new cutter blade, put the flat washer onto the blade bolt and slide the bolt into the hole in the cutter blade.

HEX NUT-TORQUE

TO 75 LB-FT

SPINDLE

SHAFTCUTTER DECK

HEX HEAD

BOLT / NUT

SPINDLE

ASSEMBLY

 

CUTTER BLADE

 

SPACER

 

CUTTER

WASHER

BLADE

 

 

HEX HEAD BOLT

Figure 7-8. Blade Replacement

- NOTE -

Be sure that the blade is installed with the lift wing toward the top.

5.Install the spacer onto the blade bolt and insert the bolt into the cutter spindle shaft.

6.Install the hex nut to the blade bolt at the top of the cutter spindle. Secure the blades from rotating and torque to 75 lb-ft. See Figure 7-8.

38

Image 42
Contents OPERATOR’S Manual Remember Your Mower is only AS Safe AS the Operator Table of Contents Troubleshooting Cutting Conditions Adjustments Following SectionDirection Reference General InformationIntroduction Servicing The Engine And Drive Train ComponentsSymbols Symbol DescriptionSafety Information Signal WordsBefore Operation considerations Know the function of all controls and how to stop quickly Operation ConsiderationsSection Roll-over protection system Foldable Roll-Over Protection SystemSeat Belt Inspection Maintenance Considerations & storage Using a spark arrestorSPARK Ignition System Install Belt COvER Before Forward R F REvERSEEngine 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 TravelParking The Mower Rotating BladesHillside Operation After OperationAdjusting Cutting Height Moving Mower With Engine StoppedRecommendations For Mowing 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 SystemReplacing In-Line Fuel Filter Elements Lpg fUel systemEngine Air Cleaner BatteryCleaning and/or Replacing Air Cleaner Element Drive Belts Cutter BladesBlade Replacement Blade SharpeningTires Cutter Deck GearboxCooling System Cleaning the Radiator Debris Screen Body, Deck, And UpholsteryChecking The Fan Belt Tension Liquid- Cooled Engines Only Illustrated Parts List Scag Approved Attachments and AccessoriesSection 61V Cutter Deck Section 61V Cutter Deck Cutter Deck Controls Description Sheet Metal Components Sheet Metal Components STT ROLL-OVER Protection System STT ROLL-OVER Protection System STT Suspension Seat Section Deck Drive Components Bolt, Hex Head 5/16-18 x 1-3/4 Grd Engine & Attaching Parts Kubota Dual Fuel Available through the individual engine manufacturer Brake and Steering Components Brake and Steering Components Hydraulic System Kubota Dual Fuel Hydraulic System Kubota Dual Fuel STT-DF Gasoline System STT-DF Gasoline System STT-DF LP System Regulator, Kubota Section BDP-16A Hydraulic Pump Assembly with Cooling Fan Hex Screw, Flanged Head M10 x 1.50-65mm Electrical System Kubota Dual Fuel Fuel Pump Replacement Decals and Information Plates Heavy-Duty CommercialDUAL-FUEL Electrical Schematic Kubota Dual Fuel Limited Warranty Commercial Equipment

STT61V-31KB-DF specifications

The Scag Power Equipment STT61V-31KB-DF is a remarkable addition to the lineup of professional-grade mowers, tailored for those who require unmatched performance and durability. This zero-turn mower is designed with landscapers and lawn care professionals in mind, featuring cutting-edge technology and robust characteristics that elevate its functionality in various environments.

At the heart of the STT61V-31KB-DF is a powerful 31-horsepower Kawasaki engine. Renowned for its reliability and efficiency, this engine provides ample power, ensuring that even the most demanding tasks can be tackled with ease. This mower employs a dual-fuel capability, enabling operators to switch between gasoline and propane, thereby enhancing versatility and fuel consumption efficiency. This feature is particularly favorable for those looking to manage costs while maintaining high productivity.

One of the standout characteristics of the STT61V-31KB-DF is its 61-inch Velocity Plus cutting deck. The design of this deck allows for superior airflow, resulting in a clean cut even in tall grass. The adjustable cutting height ranges from 1 to 5 inches, giving users the flexibility to achieve the desired look for any lawn. The reinforced edges and heavy-duty construction ensure durability, enabling the mower to withstand the rigors of frequent use.

Another highlight is the innovative suspension system, which contributes to a smooth ride over uneven terrain. The adjustable anti-scalp rollers prevent lawn damage, ensuring that the mower glides effortlessly, maintaining high-quality cutting results. The ergonomic design of the operator controls allows users to navigate with ease, enhancing overall comfort during extended mowing sessions.

The machine is equipped with professional-grade wheels and a heavy-duty frame, providing stability and traction on various surfaces. Additionally, the intuitive dashboard incorporates easy-to-read gauges and controls, enabling operators to monitor performance and adjust settings instantly.

The Scag Power Equipment STT61V-31KB-DF exemplifies robust engineering, with a focus on performance, comfort, and durability. For those in the landscaping business or serious lawn enthusiasts, this mower stands out as a reliable companion that facilitates efficient and effective lawn care operations, making it a worthy investment.