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Congratulations on owning a Scag mower! This manual contains the operating
instructions and safety information for your Scag mower. Reading this manual
can provide you with assistance in maintenance and adjustment procedures to
keep your mower performing to maximum efficiency. The specific models that
this book covers are listed on the inside cover. Before operating your machine,
please read all the information enclosed.
© 2008
Scag Power Equipment
Division of Metalcraft of Mayville, Inc.
OPERATOR'S
MANUAL
Turf Tiger
Model:
STT61V-25KBD-SS
PART NO. 03222 Rev. 1
PRINTED 3/2008
PRINTED IN USA

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Resumen de contenidos para Scag Power Equipment Turf Tiger STT61V-25KBD-SS

  • Página 1 Before operating your machine, please read all the information enclosed. © 2008 PART NO. 03222 Rev. 1 Scag Power Equipment PRINTED 3/2008 Division of Metalcraft of Mayville, Inc. PRINTED IN USA...
  • Página 2 WARNING FAILURE TO FOLLOW SAFE OPERATING PRACTICES MAY RESULT IN SERIOUS INJURY OR DEATH. • Read this manual completely as well as other manuals that came with your mower. • DO NOT operate on steep slopes. To check a slope, attempt to back up it (with the cutter deck down).
  • Página 3 Table of Contents TABLE OF CONTENTS SECTION 1 - GENERAL INFORMATION ...................1 1.1 INTRODUCTION ............................1 1.2 DIRECTION REFERENCE ...........................1 1.3 SERvICING THE ENGINE AND DRIvE TRAIN COMPONENTS ..............1 1.4 SYMBOLS ..............................2 SECTION 2 - SAFETY INFORMATION ..................3 2.1 INTRODUCTION ............................3 2.2 SIGNAL WORDS ............................3 2.3 BEFORE OPERATION CONSIDERATIONS ....................3 2.4 OPERATION CONSIDERATIONS ........................4...
  • Página 4 Table of Contents SECTION 6 - ADJUSTMENTS ....................23 6.1 PARKING BRAKE ADJUSTMENT ......................23 6.2 TRAvEL ADJUSTMENTS ..........................24 6.3 THROTTLE CONTROL AND CHOKE ADJUSTMENTS ................25 6.4 BELT ADJUSTMENT ..........................25 6.5 BELT ALIGNMENT .............................26 6.6 CUTTER DECK ADJUSTMENTS ......................26 6.7 CUSTOM-CUT BAFFLE ADJUSTMENT ....................28 SECTION 7 - MAINTENANCE ....................30...
  • Página 5 Scag service parts. All information is based upon product information available - IMPORTANT - at the time of approval for printing. Scag Power Equipment The replacement of any part on this product reserves the right to make changes at any time without by other than the manufacturer's authorized notice and without incurring any obligation.
  • Página 6 Section 1 SYMBOLS SYMBOL DESCRIPTION SYMBOL DESCRIPTION Choke Transmission Parking Brake Spinning Blade 48071S On/Start Spring Tension on Idler Off/Stop Falling Hazard Thrown Object Hazard Fast Slow Continuously Variable - Linear Cutting Element - Basic Symbol Pinch Point Cutting Element - Engage 481039S Hour meter/Elapsed Operating Hours Cutting Element - Disengage...
  • Página 7 Section 2 SAFETY INFORMATION INTRODUCTION DANGER Your mower is only as safe as the operator. Carelessness or operator error may result in serious bodily injury The signal word “DANGER” denotes that an extremely or death. Hazard control and accident prevention are hazardous situation exists on or near the machine that dependent upon the awareness, concern, prudence, and could result in high probability of death or irreparable...
  • Página 8 Section 2 If the operator(s) or mechanic(s) cannot read English DO NOT add fuel to a running or hot engine. Allow or Spanish, it is the owner's responsibility to explain the engine to cool for several minutes before adding this material to them. fuel.
  • Página 9 Section 2 When using any attachment, never direct the CAUTION discharge of material toward bystanders or allow anyone near the machine while in operation. Before attempting to start the engine, with the Do not touch the engine or the muffler while the operator in the seat, disengage power to the cutter engine is running or immediately after stopping.
  • Página 10 Section 2 Lower the roll bar only when absolutely necessary. ROLL-OvER PROTECTION SYSTEM To lower the roll bar, loosen the tension knob on both the left hand and right hand bar. See Figure 2-1. WARNING Remove the hairpin cotter pins and remove the two (2) lock pins.
  • Página 11 Section 2 It is recommended that the seat belt be inspected on a WARNING daily basis for signs of damage. Any seat belt system that shows cuts, fraying, extreme or unusual wear, significant discoloration due to UV exposure, dirt or stiffness, abrasion to the seat belt webbing, or damage Reduce speed when turning, operating on slopes, to the buckle, latch plate, hardware or any other obvious...
  • Página 12 Section 2 MAINTENANCE CONSIDERATIONS & WARNING STORAGE Never make adjustments to the machine with the Hydraulic fluid is under high pressure. Keep engine running unless specifically instructed to do body and hands away from pinholes or nozzles so. If the engine is running, keep hands, feet, and clothing away from moving parts.
  • Página 13 Section 2 SAFETY AND INSTRUCTIONAL DECALS WARNING INSTALL BELT COvER BEFORE OPERATING MACHINE READ OPERATOR'S MANUAL 483402 483402 483407 FORWARD 483407 REvERSE 481568 483406 483397 483397 483425 483633 483429 483300 483444 483444 482710 390S0150G...
  • Página 14 Section 3 SPECIFICATIONS ENGINE General Type ....................Heavy Duty Industrial/Commercial Diesel Brand ................Kubota 25HP Diesel [Spec. #D902-E2B-KAE-2 (1G447-00000)] Model ................................Kubota D902 Horsepower ............................25 HP at 3600 RPM Type ..................4 Cycle Diesel, 3 Cylinder, Horizontal Shaft, Water Cooled Displacement (25HP Kubota) ..........................898cc. Cylinders .............................
  • Página 15 Section 3 CUTTER DECK Type ......Floating, Adjustable, Anti-scalping, Hybrid Design Combines Out-front and Belly-mount Designs Construction ......10-gauge steel reinforced with 7-gauge (3/16") Support Plate. 7-gauge (3/16") deck skirt. True Cutting Width ............................61" (155.0 cm) Cutting Height Adjustment ..Foot Operated Lever Adjustment from Operator's Seat, 1.00" to 6.00" in 1/4"increments Cutter Blades ..................
  • Página 16 Section 4 OPERATING INSTRUCTIONS Mower Deck Switch (Figure 4-1). Used to engage CAUTION and disengage the mower drive system. Pulling up on the switch will engage the deck drive. Pushing down on the switch will disengage the deck drive. Do not attempt to operate this mower unless you Glow Plug Indicator (Figure 4-1).
  • Página 17 Section 4 Hour meter (Figure 4-1). Indicates the number of Cutting Height Adjustment (Figure 4-1). Used to hours the engine has been operated. It operates set the cutter deck at the desired cutting height. whenever the engine is running. Has preset Deck Release Lever (Figure 4-1).
  • Página 18 Section 4 STARTING THE ENGINE - IMPORTANT - Start practicing with a slow engine speed and slow forward travel. CAUTION Learn to feather the steering controls to obtain a smooth operating action. DO NOT USE STARTING FLUIDS. Use of starting Practice operating the mower until you are fluids in the air intake system may be potentially comfortable with the controls before proceeding...
  • Página 19 Section 4 REvERSE TRAvEL ENGAGING THE DECK DRIvE (CUTTER BLADES) Set the throttle at about 3/4 speed. Do not attempt to CAUTION engage the deck drive at high speed as this shortens the electric clutch life — use only moderate engine speed when engaging the deck drive.
  • Página 20 Section 4 HILLSIDE OPERATION AFTER OPERATION Wash the entire mower after each use. Do not use high pressure spray or direct the spray onto WARNING electrical components. - IMPORTANT - DO NOT operate on steep slopes. To check a slope, Do not wash a hot or running engine.
  • Página 21 Section 4 4.11 MOvING MOWER WITH ENGINE Keep mower and discharge chute clean. STOPPED When mowing wet or tall grass, mow the grass twice. Raise the mower to the highest setting for the first pass and then make a second pass to the desired To “free-wheel”...
  • Página 22 Section 4 4.15 ADJUSTING THE STEERING LEvERS DECK RELEASE LEVER Position the seat to the desired location. While in the operator's position with out the engine running, move both steering levers forward and reverse to check for full function control and comfort. If adjustment of the steering levers is needed, use the following instructions to adjust.
  • Página 23 Section 4 4.16 TOWING (OPTIONAL HITCH ACCESSORY) NEVER allow children or others in or on towed equipment. Tow only with a machine that has a hitch designed for towing. Do not attach towed equipment except at the hitch point. Follow manufacturer's recommendations for weight limit for towed equipment.
  • Página 24 Section 5 TROUBLESHOOTING CUTTING CONDITIONS CONDITION CAUSE CURE STRINGERS - OCCASIONAL Low engine RPM Run engine at full RPM BLADES OF UNCUT GRASS Ground speed too fast Slow speed to adjust for conditions Wet grass Cut grass after it has dried out Dull blades, incorrect sharpening Sharpen blades Deck plugged, grass accumulation...
  • Página 25 Section 5 TROUBLESHOOTING CUTTING CONDITIONS (CONT'D) CONDITION CAUSE CURE U N E v E N C U T O N F L AT Lift worn from blade Replace blade GROUND - WAvY HIGH-LOW APPEARANCE, SCALLOPED Blade upside down Mount with cutting edge toward ground CUT, OR ROUGH CONTOUR Deck plugged, grass accumulation Clean underside of deck...
  • Página 26 Section 5 TROUBLESHOOTING CUTTING CONDITIONS (CONT'D) CONDITION CAUSE CURE SCALPING - BLADES HITTING Low tire pressures Check and adjust pressures DIRT OR CUTTING vERY CLOSE TO THE GROUND Ground speed too fast Slow speed to adjust for conditions May need to reduce ground speed, raise Cutting too low cutting height, change direction of cut, and/or change pitch and level...
  • Página 27 Section 6 ADJUSTMENTS PARKING BRAKE ADJUSTMENT - NOTe - If this procedure does not achieve proper brake adjustment, please contact your authorized Scag dealer. WARNING LOOSEN HERE Do not operate the mower if the parking brake is not operable. Possible severe injury could result.
  • Página 28 Section 6 TRAvEL ADJUSTMENTS LOOSEN HERE Neutral or tracking adjustments will need to be made if: A. The steering control levers are in the neutral position and the machine creeps forward or backward. See Neutral Adjustment on page 24. B. The steering control levers are in the full forward position and the mower pulls to one side or the other when traveling in a forward direction.
  • Página 29 Section 6 Actuate the steering control levers forward and - NOTe - reverse several times and return them to the neutral If after making the adjustment as outlined in step position. 1A, the machine creeps forward or backward, the neutral adjustment must be made as described Check that the drive wheels remained in neutral and on page 24.
  • Página 30 Section 6 Loosen the two (2) elastic stop nuts. Adjust the bolt BELT ALIGNMENT up or down on the adjustment bracket to adjust the cutter deck until the distance from the bottom Belt alignment is important for proper performance of of the cutter deck to the floor is the same as the your Scag mower.
  • Página 31 Section 6 - NOTe - To prevent the cutter deck from teetering, all four (4) cutter deck hanging chains must have tension on them. If all four chains do not have tension on them and the deck teeters, you must readjust the cutter deck as outlined in the procedures above.
  • Página 32 Section 6 7-POSITION CUSTOM-CUT BAFFLE CUSTOM-CUT BAFFLE ADJUSTMENT ADJUSTMENT - CURRENT PRODUCTION The Custom-Cut Baffle is designed to deliver optimum airflow and superior cutting performance in any type of A. 3-1/2" or 3-3/4" Position - (See Figure 6-10). For grass. The Custom-Cut Baffle can be raised or lowered very tall, wiry or tough-to-cut grass.
  • Página 33 Section 6 Custom-Cut Baffle Adjustment Mounting Slot Mounting Hardware Location Slot “A” Hole 1 Hole 2 Hole 3 Height (inches) 3” 3-1/2” 4” Figure 6-9. 3-Position Custom-Cut Baffle Adjustment Custom-Cut Baffle Adjustment Mounting Slot Selected Mounting Hardware Location Slot “A” Hole 1 Hole 2 Hole 3...
  • Página 34 Section 7 MAINTENANCE MAINTENANCE CHART - RECOMMENDED SERvICE INTERvALS HOURS PROCEDURE COMMENTS BREAK-IN (FIRST 10) C h e c k a l l h a r d w a r e f o r tightness Check hydraulic oil level See paragraph 7.3 Check all belts for proper See paragraph 7.8 alignment...
  • Página 35 Section 7 MAINTENANCE CHART - RECOMMENDED SERvICE INTERvALS (CONT'D) HOURS PROCEDURE COMMENTS BREAK-IN (FIRST 10) Apply grease to fittings See paragraph 7.2 Check hardware for tightness Change engine oil filter See paragraph 7.4 Check hydraulic oil level See paragraph 7.3 Replace engine fuel filter See paragraph 7.5 Drain hydraulic system and...
  • Página 36 Section 7 GREASE FITTING LUBRICATION LUBRICANT / INTERVAL LITHIUM MP WHITE GREASE 2125 ( 40 HOURS / WEEKLY ) CHASSIS GREASE ( 100 HOURS / BI-MONTHLY ) CHASSIS GREASE ( 200 HOURS / MONTHLY ) CHASSIS GREASE ( 500 HOURS / YEARLY ) 390S0145-2 Figure 7-1.
  • Página 37 Section 7 B. CHANGING HYDRAULIC OIL HYDRAULIC SYSTEM The hydraulic oil should be changed after every 500 hours A. CHECKING HYDRAULIC OIL LEvEL or annually, whichever occurs first. The oil should also be changed if the color of the fluid has become black or The hydraulic oil level should be checked after the first 10 milky.
  • Página 38 Section 7 C. CHANGING HYDRAULIC OIL FILTER C. CHANGING ENGINE OIL FILTER ELEMENT After the first 20 hours of operation, replace the engine oil filter. Thereafter, replace the oil filter after every 200 The hydraulic oil filter should be changed after every 500 hours of operation or every month, whichever occurs first.
  • Página 39 Section 7 B. REPLACING IN-LINE FUEL FILTER BATTERY ELEMENTS WARNING - NOTe - The fuel filter is located below the hydraulic tank. Figure 7-5 is for illustration purposes only. Lead-acid batteries produce flammable and explosive gases. To avoid personal injury when The in-line fuel pre-filter and engine fuel filter should be checking, testing or charging batteries, DO NOT replaced after every 500 hours of operation or annually,...
  • Página 40 Section 7 B. CHARGING THE BATTERY DRIvE BELTS Refer to the battery charger’s manual for specific All drive belts are spring loaded and self-tensioning, instructions. however after the first 2, 4, 8 and 10 hours of operation, the belts should be checked for proper alignment and wear.
  • Página 41 Section 7 B. BLADE SHARPENING - NOTe - The front of the machine will have to be raised slightly to remove the blade bolt from the cutter - NOTe - spindle. If possible, use a file to sharpen the blade. Using a wheel grinder may burn the blade.
  • Página 42 Section 7 B. CHANGING LUBRICANT 7.11 CUTTER DECK GEARBOx The lubricant in the cutter deck gearbox should be A. CHECKING LUBRICANT LEvEL changed every 500 hours of operation or yearly, whichever occurs first. CAUTION Place a suitable container beneath the cutter deck gearbox and locate the gearbox drain plug.
  • Página 43 Section 7 C. CHECKING THE FAN BELT TENSION Fill to Bottom of Filler Neck Periodically check the fan belt tension. The belt should deflect 1/2" with 10 pounds of pressure. See your Scag dealer if the belt is in need of adjustment or replacement. 7.13 BODY, DECK, AND UPHOLSTERY CAUTION...
  • Página 44 Section 7 NOTES...
  • Página 45 Section 8 ILLUSTRATED PARTS LIST SCAG APPROvED ATTACHMENTS AND ACCESSORIES Attachments and accessories manufactured by companies other than Scag Power Equipment are not approved for use on this machine. Scag approved attachments and accessories: • GC-STT-61V (p/n 9060) • GC-STT-CS61V (p/n 9064) •...
  • Página 46 Section 8 61v CUTTER DECK 44 61 63 85 86 STT 2008 CD...
  • Página 47 Section 8 61v CUTTER DECK Ref. Ref. Part No. Description Part No. Description 483378 Spring, Discharge Chute 461863 Cutter Deck Velocity Plus 482295 Wheel, Anti-Scalp 04003-40 Bolt, Carriage 7/16-14 x 1-1/4” 482879 Cutter Blade, 21” 04019-04 Nut, Hex Serr. Flng. 3/8-16 482486 Gearbox Assembly, Deck Drive 481625-01...
  • Página 48 Section 8 CUTTER DECK CONTROLS CUTTER DECK STT2006CDC...
  • Página 49 Section 8 CUTTER DECK CONTROLS Ref. Part No. Description 461929 Lever Assembly, Deck Level 481764 Link, Deck Lift 481765 Rod End, Female - 1/2-20 RH 481766 Rod End, Female - 1/2-20 LH 04020-27 Nut, Jam 1/2-20 RH 04020-28 Nut, Jam 1/2-20 LH 04021-09 Nut, 3/8-16 Elastic Stop 482429...
  • Página 50 Section 8 SHEET METAL COMPONENTS Suspension Seat STT-25KBD 2008 SMC...
  • Página 51 Section 8 SHEET METAL COMPONENTS Ref. Ref. Part No. Description Part No. Description 482941 Seat Cushion Kit 451481 Fender Weldment, RH Seat Drain Kit (Included with Seat Cushion) 04021-09 Nut, Elastic Stop 3/8-16 43606 Spacer 482940 Back Cushion Kit 04041-07 Flatwasher, 3/8 (.391 x .938 x .105”) 482950 Armrest Only...
  • Página 52 Section 8 STT ROLL-OvER PROTECTION SYSTEM - WITH SUSPENSION SEAT STT 2007 FOLD ROPS...
  • Página 53 Section 8 STT ROLL-OvER PROTECTION SYSTEM - WITH SUSPENSION SEAT Ref. Part No. Description 9514 STT, ROPS Accessory (Incl. all items below) 04001-82 Bolt, Hex Hd. 1/2-13 x 4-1/2” 04021-19 Nut, Center Lock 1/2-13 04001-178 Bolt, Hex Hd. 7/16-20 x 1” 04040-11 Flatwasher, 7/16 (.500 x 1.25 x .083”) 483594...
  • Página 54 Section 8 DECK DRIvE COMPONENTS 24 49 50 28 29 30 25 26 27 Frame STTKBD 2008 DDC...
  • Página 55 Section 8 DECK DRIvE COMPONENTS Ref. Ref. Part No. Description Part No. Description 04019-02 Nut, Serr. Flng. 1/4-20 423925 Belt Guard, Rear 04003-07 Bolt, Carriage 1/4-20 x 1/2” 481531 Hinge, Belt Guard 04021-22 Nut, Elastic Stop 5/16-18 Grd. 8 481309 Latch, Hood 04001-176 Bolt, Hex Hd.
  • Página 56 Section 8 ENGINE & ATTACHING PARTS - KUBOTA DIESEL RADIATOR NEGATIVE BATTERY CABLE STT KBD 2008 EAP...
  • Página 57 Section 8 ENGINE & ATTACHING PARTS - KUBOTA DIESEL Ref. Ref. Part No. Description Part No. Description 424633 Latch, Hood 462008 Hood Assembly (Incl. 46, 47, 48,49, 50, 51) 04009-07 Bolt, Shoulder 5/16-18 x 1/2” 483356 Throttle Cable 483507 Spring, Hood Latch Hose, Over Spill Bottle 424634 Lock, Hood Latch...
  • Página 58 Section 8 BRAKE AND STEERING COMPONENTS TO RH PUMP TO LH PUMP 61 59 STT2006B&SC REV 1...
  • Página 59 Section 8 BRAKE AND STEERING COMPONENTS Ref. Ref. Part No. Description Part No. Description 48343-04 Clevis, Traction Control 482340 Grip, Handle Bar 04064-02 Pin, Clevis 3/8-16 x 1-1/16” 461914 Handle Bar, LH (Incl. item 1) 04061-02 Pin, Cotter 3/32 x .75” 461923 Handle Bar, RH (Incl.
  • Página 60 Section 8 FUEL AND HYDRAULIC SYSTEM - KUBOTA DIESEL 43 (2) 43 (2) 44 45 50 INJECTION PUMP RIGHT FRAME 68 67 RAIL FROM FUEL RAIL 2007 STT-BSD F&HS.eps...
  • Página 61 Section 8 FUEL AND HYDRAULIC SYSTEM - KUBOTA DIESEL Ref. Ref. Part No. Description Part No. Description 04060-09 Roll Pin, Spring 3/16 x 3/4” 04110-01 U-Nut 1/4-20 04017-05 Bolt, Hex Serr. Flng., 1/4-20 x 3/4” 48136-13 Hose Clamp, 0.69” Dia. 483620 *** Fuel Hose, 5/16”...
  • Página 62 Section 8 BDP-16A HYDRAULIC PUMP ASSEMBLY - WITH COOLING FAN...
  • Página 63 Section 8 BDP-16A HYDRAULIC PUMP ASSEMBLY - WITH COOLING FAN Ref. Part No. Description HG70740 Overhaul Seal Kit HG51455 Valve Plate HG70735 Cylinder Block Kit - 16cc HG51462 Thrust Ball Bearing Assembly HG51436 Variable Swashplate HG2000015 Slot Guide HG2000014 Trunnion Arm HG2000025 Block Spring HG2000024...
  • Página 64 Section 8 ELECTRICAL SYSTEM - KUBOTA DIESEL GLOW PLUGS STARTER 2008STTKBD-EES...
  • Página 65 Section 8 ELECTRICAL SYSTEM - KUBOTA DIESEL Ref. Part No. Description 481176-10 Cable, Positive Battery 481176-11 Cable, Negative Battery 462011 Clutch, Electric PTO 481808 Module, Interlock Battery (not available through Scag) 483162 Switch, PTO 48798 Switch, Key (Incl. Nut and Lockwasher) 48017-03 Nut, 5/8-32 Special 48017-04...
  • Página 66 Section 8 REPLACEMENT DECALS AND INFORMATION PLATES MANUFACTURED UNDER ONE OR MORE OF THE FOLLOWING PATENTS: 4,487,006 4,885,903 4,920,733 4,967,543 4,991,382 4,998,948 5,042,239 5,117,617 5,133,176 5,826,416 5,832,708 5,865,018 6,192,666 6,766,633 6,892,519 6,996,962 7,065,946 7,197,863 PATENTS PENDING Hea vy- Duty FORWARD Comm e rcial REvERSE 481568...
  • Página 67 Section 8 REPLACEMENT DECALS AND INFORMATION PLATES Ref. Part No. Description 483407 Decal, Danger-Spinning Blades 483406 Decal, Warning-Rotating Blades 483201 Decal, 61 Velocity Plus 483395 Decal, Fuel Tank 483044 Decal, Patents 481568 Decal, Traction Control 481971 Decal, Heavy Duty Commercial 48404 Decal, Metalcraft-Made In USA 483402...
  • Página 68 Section 8 ELECTRICAL SCHEMATIC - KUBOTA DIESEL MODULE RELAY PLUG GLOW PLUG 20 AMP FUSE FUEL SHUTOFF SOLENOID WATER TEMP SENDER ALTERNATOR GLOW PLUG RELAY STARTER BRAKE SOLENOID INTERLOCK PURPLE WHT W/PURPLE STRIPE SWITCH BLACK PULL COIL WHITE RELAY 20 AMP FUSE FUEL PUMP YELLOW 50 AMP...
  • Página 69 Cutter decks are warranted against cracking for a period of three (3) years. (Parts and labor 1st and 2nd year; Parts only 3rd year.) The repair or replacement of the cutter deck will be at the option of Scag Power Equipment. We reserve the right to request components for evaluation.
  • Página 70 (Piezas y mano de obra) (La garantía de dos años no incluye las conexiones, mangueras, las correas de transmisión). La reparación o el reemplazo de la bomba hidráulica o el motor hidráulico estarán sujetos a discreción de Scag Power Equipment.