Instruction/ maintenance manual of the product TURF TIGER STT61V-31KB-DF Scag Power Equipment
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PART NO. 03278 PRINTED 12/2010 PRINTED IN USA © 2010 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.
W ARNING F AILURE T O FOLLO W SAFE OPERA TING PRA CTICES MA Y RESUL T IN SERIOUS INJUR Y OR DEA TH. Read this manual completely as well as other man uals that came with your mow er . • DO NO T operate on steep slopes. T o check a slope , attempt to back up it (with the • cutter dec k down).
I R T able of Contents T able of Contents GENERAL INFORMA TION SECTION 1 - ................................................................................... 1 1.1 INTRODUCTION .........................................................................
II R T able of Contents TROUBLESHOO TING CUTTING CONDITIONS SECTION 5 - ............................................... 20 ADJUSTMENTS SECTION 6 - ................................................................................................. 23 6.1 P ARKING BRAKE ADJUSTMENT .
1 R Section 1 INTRODUCTION 1.1 Y our mow er was built to the highest standards in the industr y . Howe ver , the prolonged lif e and maximum efficiency of your mower depends on you f ollowing the operating, maintenance and adjustment instructions in this manual.
2 R Section 1 SYMBOLS 1.4 SYMBOL DESCRIPTION SYMBOL DESCRIPTION Choke T ransmission P ar king Brak e 48071S Spinning Blade On/Star t Spring T ension on Idler Off/Stop Oil F alling Hazard Thrown Object.
3 R Section 2 INTRODUCTION 2.1 Y our mo wer is only as saf e as the operator . Carelessness or operator error ma y result in serious bodily injur y or death.
4 R Section 2 DO NO T allow children to ride or play on the 3. machine, it is not a to y . Clear the area to be mow ed of objects that could be 4. pick ed up and thrown by the cutter b lades. DO NO T carr y passengers. 5. DO NO T operate the machine under the influence of 6.
5 R Section 2 Reduce speed and e x ercise extreme caution on 2. slopes and in shar p turns to prev ent tipping or loss of control. Be especially cautious when changing directions on slopes. Sta y two cut widths a way from slopes , drop offs, 3. ditches and retaining walls .
6 R Section 2 Low er the roll bar only when absolutely necessar y . T o lower the roll bar , remov e the hair pin cotter pins 1. and remov e the two (2) lock pins . See Figure 2-2. Low er the roll bar to the down position. 2. T o raise the roll bar , lift the bar to the upr ight 3.
7 R Section 2 W ARNING Failure to pr operly inspect and maintain the seat belt can cause serious injury or loss of life. Check the full length of the seat belt w ebbing f or 1. cuts, wear , fra ying, dir t and stiffness. See Figure 2-3. Check the seat belt w ebbing in areas e xposed to 2.
8 R Section 2 MAINTENANCE CONSIDERA TIONS & 2.6 ST ORA GE Ne v er make adjustments to the machine with the 1. engine running unless specifically instr ucted to do so . If the engine is r unning, k eep hands, feet, and clothing aw ay from moving parts.
9 R Section 2 SAFETY AND INSTRUCTIONAL DECALS 2.9 W ARNING INST ALL BEL T CO VER BEFORE OPERA TING MA CHINE READ OPERA TOR'S MANU AL 483402 2011 STT -DF Sec 2 Decals 481568 FOR W ARD REVERSE F R .
10 R Section 3 SPECIFICA TIONS ENGINE 3.1 General T ype ..................................................................................................Heavy Duty Industrial/Commercial Gas/LP Brand ...................................................
11 R Section 3 CUTTER DECK 3.4 T ype ........................... Floating, Adjustable, Anti-scalping, Hybrid Design Combines Out-front and Belly-mount Designs Construction ............................. 10-gauge steel top reinforced with 7-gauge (3/16") and 11-gauge (1/8") suppor t plates.
12 R Section 4 CA UTION Do not attempt to operate this mower unless you have read this manual. Learn the location and purpose of all controls and instruments before you operate this mo wer . CONTROLS AND INSTR UMENT 4.1 IDENTIFICA TION Be f o re op erat ing t he mowe r , fami lia ri ze your sel f w ith a ll mo we r and e ngine control s .
13 R Section 4 Hourmeter (Figure 4-1). 6. Indicates the number of hours the engine has been operated. It only operates when the engine is running. Has preset maintenance reminders f or engine and h ydraulic system oil changes. Will star t flashing scheduled maintenance 2 hours bef ore preset time and continue flashing until 2 hours after .
14 R Section 4 INITIAL RUN-IN PR OCEDURES 4.3 FIRST D A Y OF USE OR APPRO XIMA TEL Y 20 HOURS Check all belts f or proper alignment and wear at 2, 4 1. and 8 hours. Change the engine oil and oil filter after the first 20 2. hours of operation. (See Section 7.
15 R Section 4 - NO TE - Smooth operation of the steer ing le vers will produce smooth mow er oper ation. While lear ning the operation of the steer ing controls, keep the tra v el speed low . - IMPORT ANT - Do not tra vel f orward ov er a curb . The mow er will hang up on the curb .
16 R Section 4 HILLSIDE OPERA TION 4.7 W ARNING DO NO T operate on steep slopes. T o chec k a slope , attempt to bac k up it (with the cutter deck down). If the machine can back up the slope without the wheels slipping, reduce speed and use extreme caution.
17 R Section 4 MO VING MO WER WITH ENGINE 4.11 ST OPPED T o “free-wheel” or mov e the mower around without the engine running, rotate the dump v alve lev ers counter- clockwise . See Figure 4-4. Disengage the par king brak e and mov e the mower b y ha nd.
18 R Section 4 Inser t the lany ard pin into the cutting height index at 3. the desired cutting height. Push f orward on the deck lift f oot le ver , hold in place and pull back on the dec k release le v er . See Figure 4-6. Slowly release the foot pedal.
19 R Section 4 T O WING (OPTIONAL HITCH 4.16 A CCESSOR Y) NEVER allow children or others in or on to wed 1. equipment. T ow only with a machine that has a hitch designed 2. f or towing. Do not attach towed equipment e xcept at the hitch point. F ollow man uf acturer's recommendations for weight 3.
20 R Section 5 CONDITION CA USE CURE STRINGERS - OCCASIONAL BLADES OF UNCUT GRASS Width of Deck SGB020 Low engine RPM Run engine at full RPM Ground speed too f ast Slow speed to adjust f or conditions.
21 R Section 5 CONDITION CA USE CURE U N E V E N C U T O N F L A T G ROU N D - WA V Y H I GH - LOW APPEARANCE, SCALLOPED CUT , OR ROUGH CONT OUR Width of Deck SGB020 Lift worn from blade Replace blade.
22 R Section 5 CONDITION CA USE CURE SCALPING - BLADES HITTING DI RT OR CU TT IN G VER Y CLO SE T O THE GROUND Width of Deck SGB022 Low tire pressures Check and adjust pressures Ground speed too f ast.
23 R Section 6 P ARKING BRAKE ADJUSTMENT 6.1 W ARNING Do not operate the mower if the parking brake is not operable. P ossible severe injury could result. The parking brak e linkage should be adjusted whene ver the parking brak e lev er is placed in the “ENGA GE” position and the parking brak e will allow the mow er to mo ve.
24 R Section 6 TRA VEL ADJUSTMENTS 6.2 Neutral or trac king adjustments will need to be made if: A . The steer ing control le vers are in the neutral position and the machine creeps f orward or backward.
25 R Section 6 Actuate the steering control lev ers forw ard and 6. re v erse se veral times and return them to the neutral position. Check that the driv e wheels remained in neutral and 7. readjust if necessar y . Check that the steering control le vers hit the stop 8.
26 R Section 6 BEL T ALIGNMENT 6.5 Belt alignment is impor tant for proper performance of your Scag mower . If y ou e xperience frequent belt wear or breakage, see your authorized Scag ser vice center for belt adjustment. CUTTER DECK ADJUSTMENTS 6.6 Cutter dec k lev el, pitch and height are set at the factory .
27 R Section 6 - NO TE - T o pre v ent the cutter dec k from teetering, all four (4) cutter deck hanging chains m ust ha ve tension on them. If all four chains do not hav e tension on them and the dec k teeters, y ou must readjust the cutter deck as outlined in the procedures abo ve.
28 R Section 6 CUST OM-CUT BAFFLE ADJUSTMENT The Custom-Cut Baffle is designed to deliver optimum airflow and super ior cutting performance in any type of grass . The Custom-Cut Baffle can be raised or lowered to precisely tailor the deck's performance for the type of grass being cut.
29 R Section 6 ELECTRIC CLUTCH ADJUSTMENT 6.7 The electric clutch ser ves two functions in the operation of the mo wer . In addition to star ting and stopping the pow er flow to the cutter blades, the clutch also acts as a br ake to assist in stopping blade rotation when the PT O is s witched off or the operator presence circuit is interrupted.
30 R Section 7 MAINTENANCE CHART - RECOMMENDED SER VICE INTER V ALS 7.1 HOURS PROCEDURE COMMENTS BREAK-IN (FIRST 10) 8 40 100 200 500 X Check all hardw are for tightness X Check h ydraulic oil le vel See paragr aph 7.3 X Check all belts for proper alignment See paragr aph 7.
31 R Section 7 MAINTENANCE CHART - RECOMMENDED SER VICE INTER V ALS (CONT'D) HOURS PROCEDURE COMMENTS BREAK-IN (FIRST 10) 8 40 100 200 500 X Apply grease to fittings See paragr aph 7.2 X Check hardw are for tightness X Change engine oil filter See paragr aph 7.
32 R Section 7 GREASE FITTING LUBRICA TION LUBRICANT / INTE RV AL LITHIUM MP WHITE GREASE 2125 ( 40 HOURS / WEEK LY ) CHASSIS GREASE ( 100 HOURS / BI-MONTHL Y ) CHASSIS GREASE ( 200 HOURS / MONTHL Y ) 3 1 5 4 6 2 CHASSIS GREASE ( 500 HOURS / YEARL Y ) ST T- DF Grease Po ints 1 7 4 8 2 9 3 8 Lubrication Fitting P oints Figure 7-1.
33 R Section 7 - IMPORT ANT - The h ydraulic oil should be changed if you notice the presence of water or a rancid odor to the h ydraulic oil. P ar k the mo wer on a le vel surf ace and stop the 1. engine. Place a suitable container under the h ydraulic oil 2.
34 R Section 7 ENGINE OIL DRAIN Drain Plug Location Figure 7-5. C. CHANGING ENGINE OIL FIL TER After the fi rst 2 0 hour s of operation, replace the engine oil filter . Thereafte r , re place the oil filter after e very 200 hours of operation or e very month, whichev er occurs first.
35 R Section 7 Extinguish all cigarettes, cigars , pipes and other 1. sources of ignition. Use only an approv ed gasoline container . 2. Ne v er remov e the gas cap or add fuel with the 3. engine running. Allow the engine to completely cool bef ore fueling.
36 R Section 7 2009 STT-DF EFF Engine Fuel Filter Fuel Filter Figure 7-6. ENGINE AIR CLEANER 7.6 A. CLEANING AND/OR REPLA CING AIR CLEANER ELEMENT F or any air cleaner , the operating environment dictates the air cleaner ser vice per iods.
37 R Section 7 A. CHARGING THE BA TTER Y R e f e r t o t h e b a t t e r y c h a r g e r ’s m a n u a l f o r s p e c i f i c instructions. Under nor mal conditions the engine’ s alter nator will ha ve no prob lem keeping a charge on the battery .
38 R Section 7 - NO TE - DO NO T shar pen the blades bey ond 1/3 of the width of the blade . See Figure 7-7. Shar pen the cutting edge at the same be vel as the 1. original. See Figure 7-7. Shar pen only the top of the cutting edge to maintain shar pness .
39 R Section 7 TIRES 7.10 Check the tire pressures after ev er y 8 hours of operation or daily . Caster Wheels Flat Free Drive Wheels 12 PSI CUTTER DECK GEARBO X 7.11 A. CHECKING LUBRICANT LEVEL CA UTION The cutter dec k g ea rbo x can reach high operat ing temperatures.
40 R Section 7 Fill to Bottom of Filler Neck 030467-13 Coolant Level Figure 7-10. Replace the radiator cap . Push down on the cap and 3. turn clockwise until it stops. - NO TE - The cooling system should be flushed and the coolant replaced e very 500 hours of operation or annually .
41 R Section 8 SCA G APPR O VED A TT A CHMENTS AND 8.1 A CCESSORIES. Attachments and accessories manuf actured b y companies other than Scag P ow er Equipment are not approv ed for use on this machine .
42 R Section 8 61V Cutter Dec k 44 61 63 69 12 65 64 52 58 54 17 59 24 14 56 28 56 33 3 A A B B 4 14 29 20 53 28 52 24 58 24 52 73 66 32 13 68 55 55 29 58 2 3 23 3 11 50 13 46 60 49 67 24 35 48 9 16 1.
43 R Section 8 61V Cutter Dec k Ref. No. P art No. Description Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 3.
44 R Section 8 CUTTER DECK CONTR OLS STT -28CA T 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 .
45 R Section 8 CUTTER DECK CONTR OLS Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 481764.
46 R Section 8 SHEET MET AL COMPONENTS 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 .
47 R Section 8 SHEET MET AL COMPONENTS Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 4.
48 R Section 8 STT R OLL-O VER PRO TECTION SYSTEM 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.
49 R Section 8 STT R OLL-O VER PRO TECTION SYSTEM Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 462210 04001-87 04021-19 04040-13 484168 04001-163 04021-19 484166 484170 484169 484167 STT , ROPS Bolt, He x Head 1/2-13 x 4” Nut, Center Lock 1/2-13 Flatwasher , 1/2-.
50 R Section 8 Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 9292 04001-178 04040-11 483594 482950 482945 482946 482940 482943 482948 482942 482952 482944 482948 482941 04001-12 483440 Suspension Seat Assembly w/seat belt Bolt, He x Head 7/16-20 x 1” Flatwasher , 7/16-.
51 R Section 8 NO TES.
52 R Section 8 DECK DRIVE COMPONENTS Fr ame 33 D 77 29 78 11 C D B B C A A A STT CA T 2008 DDC 6 45 23 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.
53 R Section 8 DECK DRIVE COMPONENTS Ref. No. P art No. Description Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37.
54 R Section 8 ENGINE & A TT A CHING P AR TS - KUBO T A DU AL FUEL TO RADIA TO R CAP NEGA TIVE BA TTER Y CABLE A A STT KBDF 2009 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 .
55 R Section 8 ENGINE & A TT A CHING P AR TS - KUBO T A DU AL FUEL Ref. No. P art No. Description Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 2.
56 R Section 8 BRAKE AND STEERING COMPONENTS STT DB&SC A 1 10 9 33 17 9 19 23 41 11 21 34 36 57 73 48 46 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 .
57 R Section 8 BRAKE AND STEERING COMPONENTS Ref. No. P art No. Description Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 .
58 R Section 8 HYDRA ULIC SYSTEM - KUBO T A DU AL FUEL D 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.
59 R Section 8 HYDRA ULIC SYSTEM - KUBO T A DU AL FUEL Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 .
60 R Section 8 STT -DF GASOLINE SYSTEM 2011 STT -KBDF GAS 15 14 13 5 11 5 11 16 17 18 Z Z 7 8 9 10 TO CARBURET OR RIGHT ENGINE MOUNT 3 2 5 6 1 12 11 4 19.
61 R Section 8 STT -DF GASOLINE SYSTEM Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 04001-01 ** 04001-14 04021-08 483620 48136-13 484251 484252 483792 482774 48059-04 ** 481308 483749 482571 462306 424914 04019-13 04003-12 Bolt, He x Hd.
62 R Section 8 A 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 .
63 R Section 8 Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 48136-05 483892 483891 481179 48059-03 483915 483889 483886 483899 483888 483889 483887 483885 483911 483909 483912 04001-19 04041-07 04019-04 452026 452025 483890 483910 452004 ** Regulator , Kubota Clamp , 0.
64 R Section 8 BDP-16A HYDRA ULIC PUMP ASSEMBL Y with Cooling Fan OR OR POR T "A" SIDE POR T "B" SIDE Overhaul Seal Kit 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 17 18 19 20 20 21 .
65 R Section 8 BDP-16A HYDRA ULIC PUMP ASSEMBL Y with Cooling Fan Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 H.
66 R Section 8 ELECTRICAL SYSTEM - KUBO T A DU AL FUEL SC AG POWER EQUIPMENT 45 3 41 46 46 46 46 45 46 47 45 44 46 29 30 31 29 30 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 .
67 R Section 8 ELECTRICAL SYSTEM - KUBO T A DU AL FUEL Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 .
68 R Section 8 REPLA CEMENT DECALS AND INFORMA TION PLA TES 2 STT -DF 2011 Decals 1 10 W ARNING INST ALL BEL T CO VER BEFORE OPERA TING MACHINE READ OPERA TOR'S MANU AL 7 FOR W ARD REVERSE F R 9 .
69 R Section 8 REPLA CEMENT DECALS AND INFORMA TION PLA TES Ref. No. P art No. Description Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 483407 483406 483044 484281.
70 R Section 8 ELECTRICAL SCHEMA TIC - KUBO T A DU AL FUEL BROWN GRN W/WHT STRIPE GRN W/BLK STRIPE GREEN RED LIGHT BLUE BLUE BLACK WHITE W/BLK STRIPE BLACK RED RED RED RED RED RED RED RED RED RED RED .
LIMITED W ARRANTY - COMMERCIAL EQUIPMENT Any part of the Scag commercial mower manuf actured by Scag P ower Equipment and f ound, in the reasonable judgment of Scag, to be def ective in materials or w.
© 2010 Scag Power Equipment Division of Metalcraft of Mayville, Inc..
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If you have not bought Scag Power Equipment TURF TIGER STT61V-31KB-DF yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Scag Power Equipment TURF TIGER STT61V-31KB-DF - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Scag Power Equipment TURF TIGER STT61V-31KB-DF you will learn all the available features of the product, as well as information on its operation. The information that you get Scag Power Equipment TURF TIGER STT61V-31KB-DF will certainly help you make a decision on the purchase.
If you already are a holder of Scag Power Equipment TURF TIGER STT61V-31KB-DF, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Scag Power Equipment TURF TIGER STT61V-31KB-DF.
However, one of the most important roles played by the user manual is to help in solving problems with Scag Power Equipment TURF TIGER STT61V-31KB-DF. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Scag Power Equipment TURF TIGER STT61V-31KB-DF along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
