Scag Power Equipment TURF TIGER STT61V-31KB-DF Operator'S Manual Download

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PART NO. 03331

PRINTED 6/2014

PRINTED IN USA

Scag Power Equipment

Division of Metalcraft of Mayville, Inc.

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.

OPERATOR’S

MANUAL

Turf Tiger

Dual Fuel

Model:

STT61V-31KB-DF

STT72V-31KB-DF

Summary of Contents for TURF TIGER STT61V-31KB-DF

Page 1: ...afety 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 mode...

Page 2: ...ecially the grass discharge chute Before performing any maintenance or service stop the machine and remove the spark plug wire and ignition key If a mechanism becomes clogged stop the engine before cl...

Page 3: ...ngine 10 3 2 Electrical 10 3 3 Power Head 10 3 4 Cutter Deck 11 3 5 Hydraulic System 11 3 6 Weights And Dimensions 11 3 7 Productivity 11 OPERATING INSTRUCTIONS SECTION 4 12 4 1 Controls And Instrumen...

Page 4: ...Cutter Blades 37 7 10 Tires 39 7 11 Cutter Deck Gearbox 39 7 12 Cooling System 40 7 13 Body Deck And Upholstery 41 ILLUSTRATED PARTS LIST SECTION 8 42 8 1 SCAG APPROVED ATTACHMENTS AND ACCESSORIES 42...

Page 5: ...7 0 0 6 4 8 8 5 9 0 3 4 9 2 0 7 3 3 4 9 6 7 5 4 3 4 9 9 1 3 8 2 4 9 9 8 9 4 8 5 1 1 8 6 1 7 5 8 2 6 4 1 6 5 8 3 2 7 0 8 5 8 6 5 0 1 8 Mower Serial Number Plate Location Figure 1 1 GENERAL INFORMATION...

Page 6: ...ning Blade On Start Spring Tension on Idler Off Stop Oil Falling Hazard Thrown Object Hazard Fast Slow Continuously Variable Linear Cutting Element Basic Symbol 481039S Pinch Point Cutting Element Eng...

Page 7: ...ntains important information about safety To avoid injury and possible death carefully read the message Be sure to fully understand the causes of possible injury or death Signal Word It is a distincti...

Page 8: ...system disconnected or malfunctioning Be sure the interlock switches are functioning 10 correctly Fuel is flammable handle it with care Fill the fuel 11 tank outdoors Never fill it indoors Use a funne...

Page 9: ...ge power to cutter deck before crossing 11 roads walks or gravel drives Mow only in daylight or good artificial light 12 NEVER raise the deck with the blades engaged 13 Take all possible precautions w...

Page 10: ...s shrubs 22 trees or other objects that may obscure vision NEVER leave the machine running unattended 23 Roll over protection system 2 5 WARNING Keep the roll bar in the raised and locked position and...

Page 11: ...ed when turning operating on slopes slick or wet surfaces Allow extra distance to stop Stay off of slopes too steep for safe operation To check a slope attempt to back up it with the cutter deck down...

Page 12: ...onents when 11 required Carefully release pressure from components with 12 stored energy WARNING Hydraulic fluid is under high pressure and can penetrate skin causing injury If hydraulic fluid is inje...

Page 13: ...425 483300 WARNING Operation of this equipment may create sparks that can start fires around dry vegetation A spark arrestor may be required The operator should contact local fire agencies for laws or...

Page 14: ...ment Panel Volt Meter Key Switch Throttle Lever BBC Switch Temperature Gauge Fuses Safety Start Module Oil Pressure Gauge Glow Plug Indicator Fuses Two 1 20 Amp 1 50 Amp Resettable Power Head 3 3 Driv...

Page 15: ...1 1 8 Top Dimension Spindle Shaft Cast Housing Taper Roller Bearing Low Maintenance with Top Access Grease Fitting and Grease Overfill Relief Poppet Spindle Pulleys Split Steel with Easily Removed Ta...

Page 16: ...trol Figure 4 1 3 Used to start a cold engine Engine Throttle Control Figure 4 1 4 Used to control the engine speed Pushing the lever forward increases engine speed Pulling the lever back decreases en...

Page 17: ...Foot Lever Figure 4 1 13 Used to raise and lower the cutter deck Push full forward to lock in the transport position Cutting Height Adjustment Figure 4 1 14 Used to set the cutter deck at the desired...

Page 18: ...e starts Do not hold the key in the START position for more than 15 seconds at a time Allow at least 60 seconds between each cranking attempt to prevent overheating of the starter motor Prolonged cran...

Page 19: ...tments may need to be made using the steering controls To steer left while traveling in reverse allow the left steering control lever to move forward The further the control is allowed to move forward...

Page 20: ...down hill 5 Weight transfers to the front of the machine and may cause the drive wheels to slip causing loss of braking or steering Keep tires properly inflated 6 Parking The Mower 4 8 Park the machi...

Page 21: ...imize cleanup of clippings When mowing close to obstacles direct the discharge away from the obstacles to reduce the chance of property damage by thrown objects Cut grass when it is dry and not too ta...

Page 22: ...to the desired location 1 While in the operator s position without the engine 2 running move both steering levers forward and reverse to check for full function control and comfort If adjustment of th...

Page 23: ...HEIGHT ADJUSTMENT PEDAL LOCATIONS Height Adjust Pedal Locations Figure 4 8 Towing Optional Hitch 4 16 Accessory NEVER allow children or others in or on towed 1 equipment Tow only with a machine that h...

Page 24: ...ng Strips of Uncut Grass in Cutting Path Width of Deck SGB018 Dull worn blades Sharpen blades Incorrect blade sharpening Sharpen blades Low engine RPM Run engine at full RPM Belt slipping Adjust belt...

Page 25: ...er Bent spindle area See your authorized SCAG dealer Dull blade Sharpen blade Uneven Cut on Uneven Ground WavyAppearance High Low Scalloped Cut or Rough Contour Width of Deck SGB021 Uneven ground May...

Page 26: ...t Ground speed too fast Slow speed to adjust for conditions Wet grass Cut grass after it has dried out Step Cut Ridge in Center of Cutting path Width of Deck SGB024 Blades not mounted evenly Adjust pi...

Page 27: ...specified measurement 3 adjust by loosening the jam nuts at both ends of the brake control rod and turning the rod until the proper distance is achieved See Figure 6 1 Tighten the jam nuts With the b...

Page 28: ...ral lock position With an operator in the seat start the engine and 2 disengage the parking brake Run the engine at full operating speed and check if 3 the machine creeps forward or backwards Adjust t...

Page 29: ...cause the control rod to stroke the LH pump less slowing down the LH wheel See Figure 6 4 page 24 NOTE If after making the adjustment as outlined in step 1A the machine creeps forward or backward the...

Page 30: ...nts are different the cutter deck level must be adjusted as follows On the front LH side of the cutter deck locate the 1 cutter deck level adjusting bracket See Figure 6 5 LOOSEN HERE ADJUST HERE Cutt...

Page 31: ...deck in the transport position 1 Loosen the jam nuts on both ends of the deck height control rod See Figure 6 7 390S014A 2 C U T T IN G H E IG H T 6 5 5 5 4 5 4 3 5 3 2 5 2 1 5 1 48 15 43 HEIGHT ADJUS...

Page 32: ...igure 6 9 Placing the baffle in either the 4 3 4 or 5 1 4 setting will enhance fall cutting leaf pickup and reduce cutter deck blowout To adjust the Custom Cut Baffle height Place the cutter deck in t...

Page 33: ...Adjustment Figure 6 10 Locate the inspection windows on the clutch 1 Place a 0 015 feeler gauge in the slot between the 2 rotor and the armature See Figure 6 11 INSERT 0 015 FEELER GAUGE HERE Clutch...

Page 34: ...X Check condition of blades See paragraph 7 9 X Apply grease to fittings See paragraph 7 2 X Check tire pressure See paragraph 7 10 X Inspect seat belt for wear or damage See paragraph 2 5 X Check th...

Page 35: ...Grease 2 2 Caster Wheel Bearings 100 Hours Monthly Chassis Grease 2 3 Brake Actuator 200 Hours Monthly Chassis Grease 2 4 Cutter Deck Bellcranks 100 Hours Bi Weekly Chassis Grease 4 5 Cutter Deck Pus...

Page 36: ...CANT INTERVAL LITHIUM MP WHITE GREASE 2125 40 HOURS WEEKLY CHASSIS GREASE 100 HOURS BI MONTHLY CHASSIS GREASE 200 HOURS MONTHLY 3 1 5 4 6 2 CHASSIS GREASE 500 HOURS YEARLY STT DF Grease Points 1 7 4 8...

Page 37: ...ulic System 7 3 A Checking Hydraulic Oil Level The hydraulic oil level should be checked after the first 10 hours of operation Thereafter check the oil after every 200 hours of machine operation or mo...

Page 38: ...ydraulic oil filter should be changed after every 500 hours of operation or annually whichever occurs first Remove the oil filter element and properly discard it 1 See Figure 7 3 Fill the new filter w...

Page 39: ...in contact with the rim of fuel tank 8 or container opening at all times until fueling is complete Do not use a nozzle lock open device If fuel is spilled on clothing change clothing 9 immediately an...

Page 40: ...aner 7 6 A Cleaning and or Replacing Air Cleaner Element For any air cleaner the operating environment dictates the air cleaner service periods Inspect and clean the air cleaner element after every 10...

Page 41: ...GASES Charge the battery in a well ventilated space so gases produced while charging can dissipate Charging rates between 3 and 50 amperes are satisfactory if excessive gassing or spewing of electroly...

Page 42: ...en the blades beyond 1 3 of the width of the blade See Figure 7 8 Sharpen the cutting edge at the same bevel as the 1 original See Figure 7 8 Sharpen only the top of the cutting edge to maintain sharp...

Page 43: ...e Secure the blades from rotating and torque to 75 lb ft See Figure 7 9 Tires 7 10 Check the tire pressures after every 8 hours of operation or daily Caster Wheels Flat Free Drive Wheels 12 PSI Cutter...

Page 44: ...y 1 counterclockwise to the first stop and allow any pressure to be released Push down on the cap and turn counterclockwise to remove Visually check the coolant level The coolant level 2 should be up...

Page 45: ...r Scag dealer if the belt is in need of adjustment or replacement Body Deck And Upholstery 7 13 Caution Do not wash any portion of the equipment while it is hot Do not wash the engine use compressed a...

Page 46: ...nt are not approved for use on this machine Scag approved attachments and accessories GC 3B p n 900S Requires a 900X 61 STT SCZ Install Kit GC CS p n 900T 900X 61 STT SCZ Install Kit Mulch Plate p n 9...

Page 47: ...43 R Section 8...

Page 48: ...5 45 62 58 56 61 61 7 11 79 57 20 57 2 69 10 26 42 39 21 74 73 23 24 22 20 20 27 30 14 29 32 33 28 35 31 25 43 44 44A 34 30 52 51 54 55 2012 STT61V CD 4 7 78 6 59 50 63 49 22 20 47 44A 60 46 6 7 48 73...

Page 49: ...X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85...

Page 50: ...CONTROLS STT 28CAT 2008CDC 6 4 21 19 14 32 35 36 34 33 19 14 11 13 4 3 2 5 44 1 42 41 38 14 39 40 37 43 45 7 8 9 12 18 17 16 15 21 14 19 20 22 27 14 19 28 14 19 25 26 23 14 19 CUTTER DECK 19 28 30 24...

Page 51: ...ht Adjustment Bolt Shoulder 1 2 x 3 4 Bushing 502 ID Grip Deck Latch Deck Latch Includes items 9 10 Lockplate Decklift Screw Cap 5 16 18 x 3 FHHS Nut Hex Serrated Flange 3 8 16 Guide Long Bolt Carriag...

Page 52: ...NTS STT 31DF SMC rev1 1 6 27 25 31 9 5 4 2 3 32 34 35 42 33 35 36 37 39 40 41 43 46 32 45 44 44 38 38 45 28 16 9 21 19 17 15 20 18 22 23 24 7 26 18 29 30 11 8 8 47 48 9 53 52 51 50 49 13 49 54 A A 56...

Page 53: ...stic Stop 3 8 16 Spacer Bushing Seat Plate Weldment w Decal Fender Weldment RH Bolt Carriage 1 4 20 x 6 Battery not avail through Scag Cover Battery Bolt Carriage 5 16 18 x 3 4 Plate Battery Box Rubbe...

Page 54: ...50 R Section 8 2 3 4 4 2 3 4 3 4 1 1 1 7 8 6 9 5 7 5 11 10 11 6 10 9 2 5 5 STT ROLL OVER PROTECTION SYSTEM...

Page 55: ...19 04040 13 484168 04001 163 04021 07 425487 484170 484169 484167 STT ROPS Bolt Hex Head 1 2 13 x 4 1 2 upper Bolt Hex Head 1 2 13 x 4 lower Nut Center Lock 1 2 13 Flatwasher 1 2 562 x 1 375 x 109 Pin...

Page 56: ...52 R Section 8 STT SUSPENSION SEAT 12 13 11 1 7 6 5 9 8 4 2 3 9 3 3 3 3 3 10...

Page 57: ...484710 484712 481638 484713 484714 484708 04041 07 04019 03 491730 Suspension Seat Assembly w seat belt Armrest Kit LH Seat Belt Kit Recliner Knob Kit Armrest Kit RH Back Cover Seat Switch Track Kit S...

Page 58: ...29 61 50 27 40 42 27 41 38 26 3 53 52 30 28 69 26 56 70 71 69 72 73 74 64 65 68 67 66 31 57 58 59 19 60 46 47 43 49 7 51 10 55 54 1 44 48 23 28 19 29 25 24 8 7 39 9 62 63 36 10 14 18 34 35 34 33 32 36...

Page 59: ...d 3 8 16 x 1 1 2 Grd 8 Spring Transmission Idler Bolt Hex Head 3 8 16 x 1 Flatwasher 3 8 391 x 938 x 105 Bracket Nut Serrated Flange 5 16 18 Bumper Rubber Cover Rear Bolt Carriage 5 16 18 x 3 4 Pulley...

Page 60: ...EAP 1 51 50 49 48 46 47 53 52 62 55 54 3 60 3 4 5 61 8 9 7 2 35 35 36 45 63 43 11 10 42 41 12 13 14 15 15 15 15 15 15 15 16 6 33 17 17 17 17 18 40 40 40 40 38 37 39 19 39 15 21 21 21 22 22 22 23 20 2...

Page 61: ...bly Incl 59 Debris Screen Track RH Bracket Air Cleaner Mount Rain Cap Enginaire p n 68381 Lockwasher 7 16 Spring Air Filter Assembly Enginaire p n 68111 Clamp 2 1 4 Max Dia Hose Air Intake Nut Elastic...

Page 62: ...6 42 43 44 83 15 56 70 69 71 62 65 64 67 60 52 51 50 34 35 TO RH PUMP TO LH PUMP 37 36 27 28 35 33 77 34 31 30 29 8 11 32 13 B 9 B 25 18 72 49 55 54 6 26 84 68 66 37 36 61 59 7 20 13 14 22 14 39 16 24...

Page 63: ...3 8 24 LH Thread Locknut 5 16 18 Elastic Stop Gas Damper Rod End 3 8 24 RH Female Grease Fitting Lever Parking Brake Inc item 43 Grip Parking Brake Bolt Hex Head 3 8 16 x 2 3 4 Swivel Joint 46 47 48...

Page 64: ...E F C I H 2011 STT KBDF HS 34 34 21 34 25 35 18 8 20 19 38 Z 2 2 22 G A B 2 6 4 4 36 25 35 45 F E G 41 22 22 40 23 24 29 26 27 2 39 33 31 33 D A C I H 4 4 42 7 43 2 43 2 2 B 4 16 4 7 6 2 2 D 12 3 1 4...

Page 65: ...il Filter Base Hose Assy 1 2 ID Tank to Filter Base Bolt Hex Hd 5 16 18 x 3 4 Mounting Bracket LH Oil Cooler Mounting Bracket RH Oil Cooler Flatwasher 3 8 391 x 938 x 105 Grd 8 Nut Hex Elastic Stop 3...

Page 66: ...2014 STT FS EPA Phase 3 eps Z Z 1 2 3 4 5 6 7 8 9 10 10 10 10 11 11 12 Tank Purge A B To Engine Purge Port B C A C 17 18 19 20 21 21 22 23 24 25 26 27 28 28 32 29 30 31 18 18 19 TO CARBURETOR RIGHT EN...

Page 67: ...e Fuel Shut Off 13 Fuel Filter Kubota 14 48136 13 Hose Clamp 0 69 Dia 15 04021 08 Nut Elastci Stop 1 4 20 16 04001 01 Bolt Hex Head 1 4 20 x 3 4 17 Fuel Pump Kubota p n EG601 52031 18 48059 05 Clamp V...

Page 68: ...C E F water pump F engine block E D vacuum D G G carb C A B B 3 1 6 5 8 9 4 2 7 10 2 2 3 2 11 11 12 12 13 14 15 13 14 16 16 15 17 17 17 18 28 28 18 19 19 20 20 21 22 21 22 23 23 23 23 24 25 26 27 29...

Page 69: ...Kubota Fitting 90 Degree Kubota Lockoff Valve LP Electric Fitting Union 3 8 Flare x 1 4 Pipe LP Fuel Line 45 1 2 to Regulator LP Fuel Tank LP Quick Coupler Fitting Union 3 8 Flare x 1 4 Pipe LP Fuel...

Page 70: ...P 16A HYDRAULIC PUMP ASSEMBLY with Cooling Fan OR OR PORT A SIDE PORT B SIDE O v e r h a u l S e a l K i t 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 17 18 19 20 20 21 21 22 23 24 25 26 27 28 29 30 31...

Page 71: ...48 HG52016 HG52014 HG52256 HG44809 HG52059 Overhaul Seal Kit Valve Plate Cylinder Block Kit 16cc Thrust Ball Bearing Assembly Variable Swashplate Slot Guide Trunnion Arm Block Spring Block Thrust Wash...

Page 72: ...31 42 38 37 36 25 26 29 31 30 29 31 30 9 6 8 7 31 35 32 33 34 4 24 23 22 STT2009 ES DUAL FUEL 40 39 TO FUEL SHUTOFF SOLENOIDS TO FUEL PUMP 43 39 40 21 2 48 27 28 17 17 11 19 20 17 13 14 16 15 12 5 1...

Page 73: ...y Red Cable Battery Black Nut Hex 1 4 20 Bolt Hex Head 1 4 20 x 5 Battery Not Available Through Scag Switch Interlock Normally Open Main Wire Harness STT Dual Fuel Circuit Breaker 50 AMP Cover Circuit...

Page 74: ...14 1 12 6 5 8 18 4 3 __________ __________ __________ __________ __________ __________ __________ __________ __________ __________ __________ __________ __________ __________ __________ __________ 11...

Page 75: ...tting Height Upper Decal Start Drive Procedure Decal Instrument Panel Upper Decal Instrument Panel Lower Decal ROPS Warning Decal Checks and Adjustments Decal Turf Tiger 21 22 23 24 25 26 27 28 483405...

Page 76: ...LE ORANGE YELLOW RED RED RED RED RED RED RED RED RED RED RED RED RED RED RED RED RED RED BLUE BLUE PURPLE PURPLE PURPLE BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK BLACK GRN W WHT STRI...

Page 77: ...of returning it to the owner after repair will be paid for by the owner Scag s responsibility is limited to making the required repairs and no claim of breach of warranty shall be cause for cancellati...

Page 78: ...2014 Scag Power Equipment Division of Metalcraft of Mayville Inc...

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