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Table of Contents

SECTION 5 - TROUBLESHOOTING CUTTING CONDITIONS

21

SECTION 6 - ADJUSTMENTS

24

6.1 Parking Brake Adjustment

24

6.2 Travel Adjustments

25

6.3 Throttle Control And Choke Adjustments

26

6.4 Belt Adjustment

26

6.5 Belt Alignment

27

6.6 Cutter Deck Adjustments

27

6.7 Custom-Cut Baffle Adjustment

28

6.8 electric clutch adjustment

31

SECTION 7 - MAINTENANCE

32

7.1 Maintenance Chart - Recommended Service Intervals

32

7.2 Lubrication

33

7.3 Hydraulic System

35

7.4 Engine Oil

36

7.5 Engine Fuel System

36

7.6 Engine Air Cleaner

37

7.7 Battery

38

7.8 Drive Belts

39

7.9 Cutter Blades

39

7.10 Tires

40

7.11 Cutter Deck Gearbox

40

7.12 Cooling System

41

7.13 Body, Deck, And Upholstery

42

SECTION 8 - ILLUSTRATED PARTS LIST

43

8.1 Scag Approved Attachments And Accessories

43

52V CUTTER DECK

44

61V & 72VS CUTTER DECKS

46

72A CUTTER DECK

48

CUTTER DECK CONTROLS

50

SHEET METAL COMPONENTS

52

STT ROLL-OVER PROTECTION SYSTEM - without SUSPENSION SEAT

54

STT ROLL-OVER PROTECTION SYSTEM - with SUSPENSION SEAT

56

DECK DRIVE COMPONENTS

58

ENGINE AND ATTACHING PARTS - KOHLER

60

ENGINE & ATTACHING PARTS - 27HP, 29DFI KAWASAKI & 35BVAC

62

BRAKE AND STEERING COMPONENTS

64

FUEL AND HYDRAULIC SYSTEM

66

FUEL AND HYDRAULIC SYSTEM - 29DFI KAWASAKI

68

BDP-16A HYDRAULIC PUMP ASSEMBLY

70

BDP-16A HYDRAULIC PUMP ASSEMBLY with COOLING FAN(29DFI & 35BVAC))

72

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Scag Power Equipment STT61V-27DFI-SS, STT61V-35BVAC-SS Parking Brake Adjustment, Throttle Control And Choke Adjustments
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STT61V-35BVAC-SS, STT-35BVAC-SS, STT61V-27DFI-SS specifications

Scag Power Equipment is well-known in the lawn care industry for its high-performance mowers and commercial-grade equipment, and the STT series represents the pinnacle of their innovation and engineering prowess. Among the most notable models are the STT61V-27DFI-SS, STT-35BVAC-SS, and STT61V-35BVAC-SS. Each of these mowers combines cutting-edge technology with user-friendly features, making them ideal choices for both commercial landscapers and avid homeowners.

The STT61V-27DFI-SS mower is powered by a dependable 27-horsepower Kohler EFI engine, offering exceptional fuel efficiency and reduced emissions. This model is equipped with a 61-inch cutting deck, providing an impressive cutting width that allows for quicker mowing. The mower’s unique design includes a heavy-duty steel frame and reinforced deck for durability, ensuring it can withstand the rigors of professional use. With large pneumatic tires, it offers superior traction and stability on various terrains, making it an excellent choice for uneven lawns.

Next, the STT-35BVAC-SS mowers are notably equipped with a specialized vacuum collection system. This model is designed to tackle leaves and debris, featuring a powerful 35-horsepower engine and a versatile collection system that efficiently gathers clippings. The unique bagging system reduces the need for subsequent clean-up, allowing users to complete their tasks more efficiently. Additionally, the STT-35BVAC-SS boasts a responsive hydrostatic transmission, providing seamless speed adjustments for varied mowing conditions.

Lastly, the STT61V-35BVAC-SS combines the superior engine performance of a 35-horsepower powerplant with the impressive 61-inch cutting deck. This model is particularly favored for its dual functionalities of quality mowing and debris management. Its advanced hydraulic lift system allows for quick adjustments, ensuring the optimal cutting height for each job. Users will appreciate the ease of use, with features such as ergonomic controls and plush seating designed for extended comfort during long mowing sessions.

All three models feature Scag's renowned attention to detail, including premium blade design for a clean cut and easy height adjustments. They are also backed by Scag's commitment to customer support and robust warranty options. These mowers exemplify Scag Power Equipment's dedication to quality, performance, and innovation, making them indispensable tools for any lawn care professional or weekend warrior. Whether tackling a residential yard or a commercial landscape, the STT series delivers unmatched reliability and efficiency.
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