Scag Power Equipment STT-29DFI, STT61V-29DFI, STT61V-35BVAC, STT-35BVAC STT Fuel System EPA Phase

Page 75

Section 8

 

 

STT FUEL SYSTEM - EPA PHASE 3

 

 

(models produced after 1/1/2011)

Ref.

Part No.

Description

No.

 

 

1

484251

Fuel Gauge Assembly

2

484242

Seal, Fuel Gauge

3

484286

Fuel Cap, Tethered

4

04003-02

Bolt, Carriage 1/4-20 x 3/4”

5

462303

Fuel Tank Assembly - STT- (incl. # 1, 2, 8, 9, 30, 31)

 

462304

Fuel Tank Assembly - STT-DFI / EFI (incl. # 1, 2, 8, 9, 16, 30, 31)

6

425517

Support Bracket, Fuel Tank

7

04019-02

Nut, 1/4-20 Serrated Flange

8

482571

Bushing, .56 Dia. Viton

9

483749

Hose Fitting

10

48059-04

Clamp, Fuel Hose 5/16” I.D. (29DFI)

11

483620

Fuel Hose, 5/16” I.D. Non-Perm (29DFI) - Order by Inch

12

481308

Valve, Fuel Shut-Off (29DFI)

13

48136-05

Clamp, .87” Max. Dia

14

483622

Fuel Hose, 1/2” I.D. Non-Perm - Order by Inch

15

483617

Fuel Hose, 1/4” I.D. Non-Perm (29DFI Fuel Return) - Order by Inch

16

482703

Return Fitting, Straight

17484279-02 Tube, Fuel Tank Insert - 6”

1848059-05 Clamp, Vapor Recovery Hose 3/16”

1948059-02 Clamp, Fuel Hose 7/32 ID

20

484342

Carbon Canister

21

04003-02

Bolt, Carriage 1/4-20 x 3/4”

22

48030-22

Clamp

2304040-03 Flatwasher, 1/4-.281 x .562 x .049

2404021-08 Nut, 1/4-20 Elastic Stop

2504019-02 Nut, 1/4-20 Serrated Flange

26

425496

Bracket, RH Canister Mounting

27

48136-17

Clamp

28

484345

Hose, 3/16 (order by inch)

29

484343-01

Mender, 1/4 x 3/16 w/.02 Hole

30

484284

Valve, Rollover

31

484284

Grommet, Viton

32

484347

Hose, 1/4” Vapor Recovery (order by inch)

* = Available through engine manufacturer only.

69

R

Image 75
Contents OPERATOR’S Manual STT-35BVAC Remember Your Mower is only AS Safe AS the OperatorTable of Contents Troubleshooting Cutting Conditions Adjustments Limited Warranty Commercial Equipment Table of Contents Introduction Direction ReferenceServicing The Engine And Drive Train Components Symbol Description SymbolsSafety Information Operation Considerations Section ROLL-OVER Protection System Seat Belt Inspection Spark Ignition System Forward Reverse Electrical EngineCutter Deck Power Head72VS Weights And Dimensions 52V 61VHydraulic System Productivity 52V 61VControls And Instrument Identification Operating InstructionsDump Valve Control Safety Interlock SystemForward Travel Initial Run-In ProceduresStarting The Engine Ground Travel And SteeringReverse Travel Engaging The Deck Drive Cutter BladesParking The Mower Rotating BladesHillside Operation After OperationAdjusting Cutting Height Moving Mower With Engine StoppedRecommendations For Mowing Adjusting The Height Adjust Pedal Adjusting The Steering LeversTowing Optional Hitch Accessory Condition Cause Cure Troubleshooting Cutting ConditionsCut, or Rough Contour Troubleshooting Cutting Conditions ContdScalping Blades Hitting Parking Brake Adjustment AdjustmentsNeutral Adjustment Travel AdjustmentsThrottle Control And Choke Adjustments Belt AdjustmentTracking Adjustment Cutter Deck Pitch Cutter Deck AdjustmentsBelt Alignment Cutter Deck LevelCutter Deck Height Custom-Cut Baffle AdjustmentPosition Custom-Cut Baffle Adjustment 10. Clutch Air Gap Adjustment Electric clutch adjustmentMaintenance Chart Recommended Service Intervals MaintenanceLubrication Maintenance Chart Recommended Service Intervals ContdLubrication Fitting Points Changing Hydraulic Oil Checking Hydraulic Oil LevelEngine Fuel System Engine OilEngine Air Cleaner Cleaning and/or Replacing Air Cleaner ElementReplacing In-Line Fuel Filter Elements Charging the Battery BatteryBlade Inspection Drive BeltsCutter Blades Jump StartingTires Blade ReplacementCooling System Cutter Deck GearboxCleaning the Radiator Debris Screen Body, Deck, And UpholsteryChecking The Fan Belt Tension Liquid- Cooled Engines Only Section Scag Approved Attachments And Accessories Illustrated Parts ListSection Description 52V Cutter Deck61V & 72VS Cutter Decks Description Cutter Deck Controls Cutter Deck Controls Sheet Metal Components 9278 STT ROLL-OVER Protection System STT ROLL-OVER Protection System STT Suspension Seat Section Deck Drive Components 35BVAC Engine and Attaching Parts Kohler Available through the individual engine manufacturer Engine & Attaching Parts 27HP, 29DFI Kawasaki & 35BVAC Engine & Attaching Parts 27HP, 29DFI Kawasaki & 35BVAC Brake and Steering Components Bolt, Carriage 5/16-18 x STT Hydraulic System Base Fuel Models produced prior to 1/1/2011 STT Fuel System EPA PhaseSTT Fuel System EPA Phase 3 models produced after 1/1/2011 STT Fuel System EPA Phase STT FS Carb Teir 3 Rev2.eps STT-LE Fuel System C.A.R.B. Tier BDP-16A Hydraulic Pump Assembly BDP-16A Hydraulic Pump Assembly Port a Side Hex Screw, Flanged Head M10 x 1.50-65mm Section Electrical System Kohler & Briggs & Stratton Instrument Panel, Top w/Decals Electrical System 27HP Kawasaki Electrical System 27HP Kawasaki Electrical System 29DFI Kawasaki Electrical System 29DFI Kawasaki Heavy-Duty Replacement Decals and Information Plates1617 STT Electrical Schematic Kohler Engine STT Electrical Schematic 27HP KawasakiRelay Electrical Schematic 29DFI KawasakiSection STT Electrical Schematic 35BVAC Briggs & Stratton Limited Warranty Commercial Equipment

STT-35BVAC, STT61V-29DFI-LE, STT61V-35BVAC, STT61V-29DFI, STT-29DFI specifications

Scag Power Equipment is renowned for its high-quality lawn care machinery, and among its range of products, the STT series stands out, particularly the STT-29DFI, STT61V-35BVAC, STT61V-29DFI, STT61V-29DFI-LE, and STT-35BVAC models. These zero-turn mowers are designed to deliver exceptional performance, durability, and efficiency, catering to both commercial landscapers and homeowners alike.

The STT-29DFI offers an impressive 29 horsepower, powered by a state-of-the-art EFI engine. This model boasts an advanced deck design, featuring a robust 61-inch cutting width that ensures a clean and even cut. The mower's zero-turn capability allows for enhanced maneuverability, making it easier to navigate around obstacles and achieve a professional finish.

In comparison, the STT61V-35BVAC takes power to the next level with a 35 horsepower engine. This model is perfect for tackling larger areas and more challenging terrains. The vacuum-assisted cutting system effectively collects clippings, reducing cleanup time after mowing. The heavy-duty, reinforced steel frame ensures long-lasting durability, while the comfortable operator seat and control system enhance user experience.

The STT61V-29DFI is another remarkable addition to this lineup, featuring a 29 horsepower engine equipped with EFI technology. This model focuses on fuel efficiency, allowing operators to maximize output while minimizing fuel consumption. With its 61-inch cutting deck, it provides an excellent balance between power and precision, ideal for both commercial and residential use.

For those looking for a more specialized option, the STT61V-29DFI-LE includes enhancements aimed at professional landscapers, such as a premium seat suspension system for extended comfort during long operating hours. This model also features a customizable control panel, making it easier for operators to tailor settings to their specific needs.

Lastly, the STT-35BVAC integrates a robust 35 horsepower engine, along with advanced features that promote efficiency and productivity. This model's design prioritizes user-friendly operation, with intuitive controls and easy access to maintenance points. The vacuum system further enhances its capabilities by collecting grass clippings and debris as you mow, ensuring a tidy lawn at all times.

In summary, Scag Power Equipment's STT series is characterized by powerful engine options, advanced cutting technologies, and a commitment to durability and operator comfort. Whether you choose the STT-29DFI, STT61V-35BVAC, STT61V-29DFI, STT61V-29DFI-LE, or STT-35BVAC, you can expect a mower that stands up to the demands of any lawn care task.