Scag Power Equipment STT61V-29DFI-LE manual

PART NO. 03274 Rev. 2 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. Reading this manual can provide you with assistance in maintenance and adjustment procedures to[...]

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 y our mower . • DO NO T oper ate on steep slopes. T o check a slope , attempt to bac k up it (with the • cutter deck do wn). If the machine can bac k up the slope without [...]

I R T able of Contents T ab le of Contents GENERAL INFORMA TION SECTION 1 - ................................................................................... 1 1.1 INTRODUCTION ........................................................................................................................................... 1 1.2 DIRECTION REFERENCE .....[...]

II R T able of Contents TROUBLESHOO TING CUTTING CONDITIONS SECTION 5 - ...............................................21 ADJUSTMENTS SECTION 6 - ................................................................................................. 24 6.1 P ARKING BRAKE ADJUSTMENT .........................................................................[...]

III R T able of Contents BDP-16A HYDRA ULIC PUMP ASSEMBL Y ..................................................................................................... 72 BDP-16A HYDRA ULIC PUMP ASSEMBL Y WITH COOLING F AN(29DFI & 35BV AC)) ................................. 74 BELECTRICAL SYSTEM (K OHLER & BRIGGS & STRA TTON) .................[...]

IV R T able of Contents[...]

1 R Section 1 INTRODUCTION 1.1 Y our mow er was built to the highest standards in the industr y . Howe v er , the prolonged life and maximum efficiency of your mower depends on you f ollowing the operating, maintenance and adjustment instructions in this manual. If addition al in f ormation o r se r vice is needed , con tact yo ur Scag P o wer Equi[...]

2 R Section 1 SYMBOLS 1.4 SYMBOL DESCRIPTION SYMBOL DESCRIPTION Choke T ransmission P arking Brake 48071S Spinning Blade On/Star t Spring T ension on Idler Off/Stop Oil F alling Hazard Thrown Object Hazard F ast Slow Continuously V ar iable - Linear Cutting Element - Basic Symbol 481039S Pinch P oint Cutting Element - Engage Hour meter/Elapsed Oper[...]

3 R Section 2 INTRODUCTION 2.1 Y our mow er is only as saf e as the operator . Carelessness or operator error ma y result in serious bodily injur y or death. Hazard control and accident prev ention are dependent upon the aw areness, concern, prudence, and proper training of the personnel in volv ed in the operation, transpor t, maintenance and stor[...]

4 R Section 2 DO NO T allow children to ride or pla y 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 b y the cutter b lades. DO NO T carry passengers. 5. DO NO T operate the machine under the influence of 6. alcohol or drugs. If the operator(s) or mechanic(s) cannot read English 7[...]

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 wa y from slopes, drop offs , 3. ditches and retaining walls . T o prev ent tipping or loss of control, star t and stop 4. smoothly , av [...]

6 R Section 2 Low er the roll bar only when absolutely necessar y . T o lower the roll bar , remove the hairpin cotter pins 1. and remov e the two (2) loc k pins. See Figure 2-2. Lower the roll bar to the do wn position. 2. T o raise the roll bar , lift the bar to the upright 3. position. Install the two (2) loc k pins through the hole, secure 4. w[...]

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, w ear , fra ying, dirt and stiffness. See Figure 2-3. Check the seat belt w ebbing in areas e xposed to 2. ultra violet ra ys from the sun or e xtreme dust or dir t. I[...]

8 R Section 2 MAINTENANCE CONSIDERA TIONS & 2.6 ST ORA GE Ne ver mak e 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, f eet, and clothing aw a y from moving par ts . Disengage drives , lower implement, set parking 2. brak e, stop engine and remo ve k e y o[...]

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 390S0150i 481568 FOR W ARD REVERSE F R 483397 483406 483407 483402 484320 483407 483633 483425 483300 WARNING WARNING Operation of this equipment may create sparks that can start res around dry vegetati[...]

10 R Section 3 SPECIFICA TIONS ENGINE 3.1 General T ype ................................................................................................Hea vy Duty Industrial/Commercial Gasoline Model: Scag Model STT52V -27CH, STT61V -27CH .......................................................................Kohler Command CH740S Scag Model STT61V[...]

11 R Section 3 PO WER HEAD 3.3 Drive System ............... Hydraulic Drive with T wo V ariable Displacement Pumps and T wo Cast-Iron High T orque Motors Hydrostatic Pumps ..................................................................... T wo Hydro-Gear™ 16 cc/re v . Pumps with Dump V alves Drive Wheel Motors: ................................[...]

12 R Section 3 HYDRA ULIC SYSTEM 3.5 Hydraulic Oil Filter ........................................................................................................ 10 Micron Spin-on Element T ype Hydraulic Reservoir ..................................................................................................................... Nylon; 3 Quar t C[...]

13 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 or e ope rati ng t he mowe r , f am ili ar ize you rse lf wi th al l mo wer a nd engi ne cont rols . K now in[...]

14 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 . A utomat[...]

15 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 w ear at 2, 4 1. and 8 hours. Change the engine oil and oil filter after the first 20 2. hours of operation. (See Section 7.4.) Check h ydr aulic oil lev el in reservoir . (See Section 3. 7.3.) Check f or loose har[...]

16 R Section 4 - IMPORT ANT - Do not tra v el forw ard over a curb . The mow er will hang up on the curb. Raise the dec k and trav el backw ards o ver the curb at a 45 degree angle. (See Section 4.1, items 13 - 15, on page 14 for cutter deck r aising descriptions.) REVERSE TRA VEL CA UTION Disengage power to the mower bef ore backing up. Do not mow[...]

17 R Section 4 HILLSIDE OPERA TION 4.7 W ARNING DO NO T operate on steep slopes. T o c heck a slope, attempt to bac k up it (with the cutter dec k down). If the machine can bac k up the slope without the wheels slipping, reduce speed and use extreme caution. Under no circumstances should the machine be operated on slopes greater than 15 degrees. Se[...]

18 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 parking brake and mo ve the mo we r b y hand. When the mac hine is in t he desired position, engage the parking br ake and rotate the le [...]

19 R Section 4 Inser t the lany ard pin into the cutting height inde x at 3. the desired cutting height. Push forw ard on the deck lift f oot le ver , hold in place and pull back on the dec k release le ver . See Figure 4-6. Slowly release the f oot pedal. A deck height decal is located on the cutting height inde x as an aid in adjusting the deck t[...]

20 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 manuf acturer's recommendations f or w eight 3. limit f or towed equipment. 250 lbs. maximum [...]

21 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 W et grass Cut grass after it has dried out Dull blades , incorrect shar pening Shar pen b lades Deck plugged, g rass accumulation Clean underside of[...]

22 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 - W A VY HI G H -L OW APPEARANCE, SCALLOPED CUT , OR R OUGH CONT OUR Width of Deck SGB020 Lift worn from blade Replace blade Blade upside down Mount with cutting edge tow ard ground Deck plugged, g rass accumulation Clean underside of deck T oo much blade angle (dec k pitc[...]

23 R Section 5 CONDITION CA USE CURE SCALPING - BLADES HITTING DI R T OR CUT T IN G VER Y CL OS E T O THE GROUND Width of Deck SGB022 Low tire pressures Check and adjust pressures Ground speed too f ast Slow speed to adjust f or conditions Cutting too low Ma y nee d to redu ce gro und spe ed, r aise cutting height, change direction of cut, and/or c[...]

24 R Section 6 P ARKING BRAKE ADJUSTMENT 6.1 W ARNING Do not operate the mower if the parking brake is not operable . Possib le severe injury could result. The parking brak e linkage should be adjusted whenev er the parking brake lev er is placed in the “ENGAGE ” position and the parking brak e will allo w the mo wer to mov e. If the f ol lo wi[...]

25 R Section 6 TRA VEL ADJUSTMENTS 6.2 Neutral or trac king adjustments will need to be made if: A. Th e ste eri ng con tro l le v er s are in the neu tr al posi ti on and the machine creeps forw ard or backward. See Neutral Adjustment on page 25 (ne xt procedure). B. The steer ing control lev ers are in the full forward position and the mower pull[...]

26 R Section 6 Actuate the steering control lev ers f orward and 6. re verse se v eral 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 v ers hit the stop 8. bef ore the pumps reach full stroke . Adjust as needed. TRA CKING ADJUSTMENT C[...]

27 R Section 6 BEL T ALIGNMENT 6.5 Belt alignment is impor tant for proper performance of your Scag mower . If you experience frequent belt wear or breakage, see your authorized Scag ser vice center for belt adjustment. CUTTER DECK ADJUSTMENTS 6.6 Cutter dec k le v el, pitch and height are set at the f actor y . Howe ver , if these adjustments shou[...]

28 R Section 6 - NO TE - T o pre vent the cutter deck from teetering, all four (4) cutter deck hanging chains must hav e tension on them. If all f our chains do not ha ve tension on them and the dec k teeters, y ou must readjust the cutter deck as outlined in the procedures abo ve . All measurements should be taken from the top edge of the dec k as[...]

29 R Section 6 C . 4-3/ 4" or 5-1/4" P osition - (See Figure 6-9). Placing the baffle in either the 4-3/4" or 5-1/4" setting will enhance f all cutting (leaf pickup) and reduce cutter deck "b low out". T o adjust the Custom-Cut Baffle height: Place the cutter deck in the tr anspor t position. 1. Remov e the hardware se[...]

30 R Section 6 ELECTRIC CLUTCH ADJUSTMENT 6.8 The electr ic clutch ser v es tw o functions in the operation of the mo wer . In addition to star ting and stopping the power flow to the cutter b lades, the clutch also acts as a br ake to assist in stopping blade rotation when the PT O is switched off or the operator presence circuit is interrupted. W[...]

31 R Section 7 MAINTENANCE CHART - RECOMMENDED SER VICE INTER V ALS 7.1 HOURS PROCEDURE COMMENTS BREAK-IN (FIRST 10) 8 20 40 100 200 500 X Check all hardw are f or tightness X Check h ydr aulic oil lev el See paragr aph 7.3 X Check all belts f or proper alignment See paragr aph 7.8 X Check coolant le v el See paragr aph 7.11 X Check h ydraulic fitt[...]

32 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 f or tightness X Change engine oil filter See paragr aph 7.4 X Check h ydr aulic oil lev el See paragr aph 7.3 X Replace engine fuel filter Se[...]

33 R 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 ) 4 1 6 3 5 7 2 CHASSIS GREASE ( 500 HOURS / YEARLY ) 390S0145-1 1 8 4 3 9 5 9 2 Lubrication Fitting P oints Figure 7-1.[...]

34 R Section 7 - IMPORT ANT - The h ydraulic oil should be changed if y ou notice the presence of water or a rancid odor to the h ydraulic oil. P ark the mower on a le v el surf ace and stop the 1. engine. Place a suitable container under the h ydr aulic oil 2. filter . Remov e the fill cap from the reservoir and the drain plug from the bottom of t[...]

35 R Section 7 STT99CEC ENGINE OIL FILTER DRAIN PLUG Drain Plug and Oil Filter Location Figure 7-5. C. CHANGING ENGINE OIL FIL TER After the first 20 hours of operation, replace the engine oil filter . Thereafter , replace the oil filter after e v er y 200 hours of operation or e very month, whiche v er occurs first. Ref er to Engine Operator’ s [...]

36 R Section 7 E F 1/4 1/2 3/4 . . . . . FUEL LEVEL FILLER NECK INSERT C.A.R.B. / EP A Phase 3 Fuel Level Figure 7-6. T o av oid personal injur y or proper ty damage, use e xtreme care in handling gasoline. Gasoline is extremely flammable and the v apors are e xplosiv e. Extinguish all cigarettes, cigars , pipes and other 1. sources of ignition. Us[...]

37 R Section 7 - NO TE - In extremely dusty conditions it ma y be necessary to chec k the element once or twice daily to pre ve nt engine damage. Unhook the clamps securing the air cleaner cover to 1. the air filter canister . Remov e the air cleaner cov er and set aside. Remov e the air cleaner and inspect. 2. Clean or replace the air cleaner and [...]

38 R Section 7 W ARNING B A TTERIES PRODUCE EXPLOSIVE GASES. Charge the battery in a well ventilated space so gases produced while c harging can dissipate. Cha rgi ng rate s b etw ee n 3 and 5 0 am per es are s ati sf a cto r y if excessiv e gassing or spewing of electrolyte does not occur or the batter y does not feel e xcessiv ely hot (ov er 125?[...]

39 R Section 7 SGB033 Angle Blade Back Do Not Cut In X Must NOT Exceed 1/3 Blade Width X 30 Blade Sharpening Figure 7-8. Check the balance of the b lade. If the blades are out 2. of balance, vibration and premature w ear can occur . See your authorized Scag dealer f or b lade balancing or special tools, if y ou choose to balance your o wn blades . [...]

40 R Section 7 CUTTER DECK GEARBO X 7.11 A. CHECKING LUBRICANT LEVEL CA UTION The cutter dec k gearbo x can rea ch high operati ng temperatures. Allow the cutter deck g earbo x to cool before servicing. The fluid lev el in the cutter deck gearbo x should be check ed after ev er y 100 hours of operation or bi-weekly , whiche ver occurs first. Lower [...]

41 R Section 7 Replace the radiator cap . Push down on the cap and 3. tur n cloc kwise until it stops. - NO TE - The cooling system should be flushed and the coolant replaced e v er y 500 hours of operation or annually . See y our Scag dealer for proper coolant replacement. B. CLEANING THE RADIA TOR DEBRIS SCREEN Afte r each da y of o pera tion , r[...]

42 R Section 8 NO TES[...]

43 R Section 8 SCA G APPRO VED A TT A CHMENTS AND A CCESSORIES 8.1 Attachments and accessor ies man uf actured by companies other than Scag P o wer Equipment are not approv ed f or use on this machine . Scag approv ed attachments and accessories: GC-STT (p/n 9059, 9060, 9039) • GC-STT -CS (p/n 9063, 9064, 9041) • Mulch Plate (p/n 9287, 92[...]

44 R Section 8 52V CUTTER DECK 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 19 15 27 26 12 82 51 23 23 36 37 44 39 43 42 38 45 41 34 62 22 40 37 18 10 1 5 7 6 8 STT 2008 CD 14 29 12 30 28 31 25 31 21 22A 47 51 12 23 70 71 22A 13[...]

45 R Section 8 52V CUTTER DECK 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 39 40 41 42 43 44 45 461859 04003-40 04019-04 481625-01 481632 04003-26 422478 04017-27 04043-06 04021-05 461845 04001-11 04001-12 04021-22 04020-09 451[...]

46 R Section 8 61V & 72VS CUTTER DECKS 14 15 16 17 23 19 18 5 11 65 66 68 3 4 12 12 64 57 A A B B 1 7 9 8 6 5 3 5 45 62 58 48 56 61 61 7 11 79 57 20 57 84 48 83 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 85 52 51 54 55 STT -61V 2011 CD 4 7 23 78 6 59 50 63 49 22 20 47 44A 60 46 6 7 48 73 81 77 75 80 7[...]

47 R Section 8 61V & 72VS CUTTER DECKS Ref. No. P art No. Description 61 72 Ref. No. P art No. Description 61 72 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 481625-01 424325 422708 422677 04001-172 04020-09 48926 04041-07 04021-09 48141 04063-0 482746 482745 482745 4[...]

48 R Section 8 CUTTER DECK CONTR OLS STT2006CDC 21 19 37 42 4 6 14 10 42 5 2 3 35 23 41 38 32 34 30 7 27 33 40 41 28 28 24 26 41 40 CUTTER DECK 13 40 39 31 41 40 39 43 9 8 45 20 18 36 16 44 17 41 40 26 11 29 22 40 41 15 22 41 1 40 24 12 26 29 41 25[...]

49 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 461929 481764 481765 481766 04020-27 04020-28 04021-09 482429 43391 43487 43526 43527 45904 45905 04021-05 422381 423509 422346 46975 48100-14 481428 481598[...]

50 R Section 8 SHEET MET AL COMPONENTS STT 2011 SMC 48 50 26 30 25 12 15 19 9 1 23 24 31 32 33 34 29 33 36 37 40 39 38 41 42 43 51 35 44 45 15 27 22 4 20 28 15 14 13 12 11 10 16 17 20 5 8 7 18 18 4 A A 6 49 47 46 3 8[...]

51 R Section 8 SHEET MET AL 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 38 39 40 41 42 43 44 45 451481 04001-09 483371 482621 491729 424819 04001-117 04019-05 * 48903 421274 04003-12 423308 04029-01 04019-03 04003-01 48[...]

52 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[...]

53 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-.562 x 1.375 x .109 Pin Assembly (incl. #9 & #10) Bolt, He x Head 1/2-1[...]

54 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-.500 x 1.25 x .083 Retractab le Seat Belt Armrest Only Armrest A[...]

55 R Section 8 NO TES[...]

56 R Section 8 DECK DRIVE COMPONENTS STT 2011 DDC B A A B C C Frame 2 1 40 3 47 46 47 43 42 4 41 45 59 53 8 54 72 5 6 64 63 62 7 52 55 9 60 61 10 11 56 52 12 15 65 58 52 14 13 12 20 17 45 18 66 19 67 45 56 21 57 58 52 22 18 23 24 49 50 69 25 26 27 28 29 30 36 35 34 33 32 31 68 48 51 38 71 73 70 39 53 45 46 52 44 45 45 45 37 73 16 45 52 74 75 76 77[...]

57 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 38 39 40 41 42 43 44 45 423925 481531 481309 482845 48030-09 461661 461662 482876 483088 48181 481536 482949 481884 483165 483166 483214 483082 48308[...]

58 R Section 8 ENGINE AND A TT A CHING P ARTS - K OHLER STT 2005 EAPKH 1 3 7 8 2 5 9 10 9 14 FRAME REF. PUMP MTG. WELDMENT 11 6 15 16 10 12 4 12 10 13[...]

59 R Section 8 ENGINE AND A TT A CHING P ARTS - K OHLER Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 422593 04017-05 ** 482510 04110-01 424691 483537 ** 484234 04001-19 04030-04 04001-21 04021-09 04001-32 451459 04003-12 04019-03 Muffler Guard Screw , Hex Serr ated Flange 1/4-20 x 3/4” Muffler , P art Of Engine (Av aila[...]

60 R Section 8 ENGINE & A TT A CHING P ARTS - 27HP , 29DFI KA W ASAKI & 35BV A C STT 2009 EAPKA 8 FRAME REF. PUMP MTG. WELDMENT 11 1 3 2 10 12 10 12 10 12 13 14 7 4 A 9 6 10 13 5 A 17 15 16 11 16 23 18 19 20 21 22 24 25 26 12 27[...]

61 R Section 8 ENGINE & A TT A CHING P ARTS - 27HP , 29DFI KA W ASAKI & 35BV A C 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 451378 422593 04017-05 482699 483819 483857 451421 04110-01 483537 482351 483017 ** 484235 ** 484048 ** 484238 04002-18 04030-04 04001-21 04021-09 04001-32 45[...]

62 R Section 8 BRAKE AND STEERING COMPONENTS STT2006B&SC REV 1 A 1 10 11 33 17 9 19 23 41 11 21 34 36 57 73 48 47 46 5 23 53 42 43 44 45 15 56 70 69 71 62 15 65 60 64 67 60 52 41 34 23 51 50 34 35 TO RH PUMP TO LH PUMP 37 36 27 28 35 33 78 34 31 30 29 8 9 32 13 B 9 B 25 18 72 49 55 54 75 26 58 5 68 66 37 36 61 59 74 7 20 13 14 22 14 39 16 24 38[...]

63 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 35 36 37 38 39 40 41 42 43 44 45 482340 461914 461923 04001-09 04030-03 483250 483238 451483 451484 04001-17 04021-10 04001-45 04021-09 423488 48224 4[...]

64 R Section 8 STT HYDRA ULIC SYSTEM D D D E F C I H G G F E A A B C DUMP VALVE B 2011 STT HS.eps I H 39 23 24 26 40 34 25 35 21 31 33 9 30 30 11 12 13 7 4 4 3 44 45 17 46 16 14 15 32 5 4 4 5 42 34 25 35 18 8 20 19 6 22 41 27 28 29 30 38 Z 2 2 36 10 37 7 7 22 5 4 4 43 (2) 43 (2) 7 5 1[...]

65 R Section 8 STT HYDRA ULIC SYSTEM 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 39 40 04110-01 48136-13 04001-03 48811 48136-07 481301-03 482266-01 48471-02 482606 425437 425490 425438 425491 04043-04 04021-09 482696 483100 04[...]

66 R Section 8 STT FUEL SYSTEM - EP A PHASE 2 (models pr oduced prior to 1/1/2011) 2011 STT FS - EP A Phase 2.eps Z Z To Injector Fuel Retu rn To Fuel Pump Fuel T ank To Carburetor K ohler Briggs & Stratton - 35B VA C Ka wa saki - 27KA Ka wa saki - 29DFI 1 2 3 4 5 6 7 8 9 10 10 10 10 11 11 12 * * * * * * * * * 11 11 10 10 10 10 10 10 10 11 13 1[...]

67 R Section 8 STT FUEL SYSTEM - EP A PHASE 2 (models pr oduced prior to 1/1/2011) Ref. No. P art No. Description 1 484251 Fuel Gauge Assembly 2 484242 Seal, Fuel Gauge 3 483792 Fuel Cap 4 04003-02 Bolt, Carriage 1/4-20 x 3/4” 5 462301 Fuel T ank Assembly - STT (incl. # 1, 2, 8, 9) 462302 Fuel T ank Assembly - STT -29DFI (incl. # 1, 2, 8, 9, 17, [...]

68 R Section 8 STT FUEL SYSTEM - EP A PHASE 3 (models pr oduced after 1/1/2011) 2011 STT FS - EP A Phase 3.eps Z Z 1 2 3 4 5 6 7 8 9 10 10 10 10 11 11 12 To Injector Fuel Retu rn Fuel Ta nk Kawasaki - 29DFI * * 11 10 10 10 10 10 11 13 13 14 15 16 * 8 T ank Purge A B To Engine Purge Po rt B C A C 17 18 19 20 21 21 22 23 24 25 26 27 28 28 32 29 30 31[...]

69 R Section 8 STT FUEL SYSTEM - EP A PHASE 3 (models pr oduced after 1/1/2011) Ref. No. P art No. Description 1 484251 Fuel Gauge Assembly 2 484242 Seal, Fuel Gauge 3 484286 Fuel Cap , T ethered 4 04003-02 Bolt, Carriage 1/4-20 x 3/4” 5 462303 Fuel T ank Assembly - STT - (incl. # 1, 2, 8, 9, 30, 31) 462304 Fuel T ank Assembly - STT -DFI / EFI (i[...]

70 R Section 8 STT -LE FUEL SYSTEM - C.A.R.B. TIER 3 (LE models only - Pr oduced after 1/1/2010) 2011 STT FS - CARB TEIR 3 Re v2.eps Z Z 1 2 3 4 5 6 7 8 9 10 10 10 10 11 11 12 To Injector Fuel Retu rn Fuel Ta nk Kawasaki - 29DFI * * 11 10 10 10 10 10 11 13 13 14 15 16 * 8 T ank Purge A B To Engine Purge Po rt B C A C 17 18 19 20 21 21 22 23 24 25 2[...]

71 R Section 8 STT -LE FUEL SYSTEM - C.A.R.B. TIER 3 (LE models only - Pr oduced after 1/1/2010) Ref. No. P art No. Description 1 484251 Fuel Gauge Assembly 2 484242 Seal, Fuel Gauge 3 484297 Fuel Cap , T ethered (C.A.R.B .) 4 04003-02 Bolt, Carriage 1/4-20 x 3/4” 5 462303 Fuel T ank Assembly - STT - (incl. # 1, 2, 8, 9, 30, 31) 462304 Fuel T ank[...]

72 R Section 8 BDP-16A HYDRA ULIC PUMP ASSEMBL Y 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 21 22 23 24 25 26 27 28 29 30[...]

73 R Section 8 BDP-16A HYDRA ULIC PUMP ASSEMBL Y 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 HG70740 HG51455 HG70735 HG51462 HG51436 HG2000015 HG2000014 HG2000025 HG2000024 HG2000032 HG2000023 HG2000038 HG51092 HG70581 HG70738 HG70739 HG50641 HG51437 HG9005110-7500 HG70743 HG70742 [...]

74 R Section 8 BDP-16A HYDRA ULIC PUMP ASSEMBL Y with COOLING F AN (29DFI & 35BV A C)) 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 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 27[...]

75 R Section 8 BDP-16A HYDRA ULIC PUMP ASSEMBL Y with COOLING F AN (29DFI & 35BV A C)) 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 HG70740 HG51455 HG70735 HG51462 HG51436 HG2000015 HG2000014 HG2000025 HG2000024 HG2000032 HG2000023 HG2000038 HG51092 HG70578 [...]

76 R Section 8 ELECTRICAL SYSTEM (K OHLER & Briggs & Stratton) SCAG POW ER EQUIPME NT 21 1 3 4 5 6 12 13 17 STT 2008 ESKH 10 10 11 17 18 15 14 19 20 22 23 24 25 1 28 27 14 15 9 10 11 8 B B 7 15 14 16 A 26 18 A C C 29 2 20 20 2 31 32 30[...]

77 R Section 8 ELECTRICAL SYSTEM (K OHLER & Briggs & Stratton) 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 483623 484078 482849 48298 483366 462069 48017-04 48017-03 461916 48798 483957 483013 04031-01 04020-01 481755 451879 04030-02 04001-01 04110-01 481544 481662 04[...]

78 R Section 8 ELECTRICAL SYSTEM - 27HP KA W ASAKI 21 28 27 1 3 4 5 6 13 17 STT2008 ESKA 10 10 11 17 18 15 14 19 20 22 23 24 25 26 28 29 30 14 15 9 10 11 8 B B 7 15 14 16 A 31 18 A C C 12 32 33 2 20 20 2 34 35 36 SCAG POW ER EQUIPMENT[...]

79 R Section 8 ELECTRICAL SYSTEM - 27HP KA W ASAKI 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 481755 48298 483366 462069 48017-04 48017-03 461916 48798 483957 483013 04031-01 04020-01 481183 451879 04030-02 04001-01 04110-01 481662 04010-01 481638 04001-44 48029-[...]

80 R Section 8 ELECTRICAL SYSTEM - 29DFI KA W ASAKI SCAG POW ER EQUIPME NT 21 28 27 1 3 4 5 6 13 17 STT2008 ESKA-DFI 10 11 17 18 15 14 19 20 22 23 24 25 26 28 29 30 14 15 9 10 11 8 B B 7 15 14 16 A 31 18 A C C 12 32 34 33 2 20 20 2 35 36 37 20 2 37 35 38 39[...]

81 R Section 8 ELECTRICAL SYSTEM - 29DFI KA W ASAKI 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 481755 48298 483366 462069 48017-04 48017-03 461916 48798 483957 48788 04031-01 04020-01 481183 451879 04030-02 04001-01 04110-01 481662 04010-01 481638 04001-[...]

82 R Section 8 REPLA CEMENT DECALS AND INFORMA TION PLA TES 1 2 3 5 8 6 4 9 12 13 7 CHOKE SLO W F AST 482983 48404 STT 2011 Decals 1 W ARNING INST ALL BEL T CO VER BEFORE OPERA TING MA CHINE READ OPERA T OR'S MANUAL 481568 FOR W ARD REVERSE F R 11 482508 PULL OUT TO ENGAGE ON ST ART PUSH IN TO DISENGAGE OFF MOWER DECK He a v y- Du ty Co m m e [...]

83 R Section 8 REPLA CEMENT DECALS AND INFORMA TION PLA TES 481569 R 16 2011 STT Decals Page2 17 19 18 15 481663 481664 20 21 27 14 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 ** ** 483192 483406 483200 483201 481956 483693 483397 483044 481568 481971 48404 483402 482515 482508 482983 48256[...]

84 R Section 8 STT ELECTRICAL SCHEMA TIC (K OHLER) Kohler STT Schematic Serial No . 7700001 & Higher RELA Y MODULE PLUG POS AMPMETER NEG AMPMETER PT O SWITCH KEY SWITCH ENGINE CLUTCH NEG POS HOURMETER GROUND R.H. NEUTRAL SWITCH 20 AMP FUSE 20 AMP FUSE BRAKE INTERLOCK SWITCH SEA T SWITCH L.H. NEUTRAL SWITCH DIODE DIODE GRN W/WHT STRIPE GRN W/BLK[...]

85 R Section 8 STT ELECTRICAL SCHEMA TIC (27HP KA W ASAKI) RELA Y WA TER TEMP GA UGE MODULE PLUG POS AMPMETER NEG AMPMETER PT O SWITCH KEY SWITCH ENGINE CLUTCH NEG POS HOURMETER ST ARTER SOLENOID ST ARTER GROUND FUEL PUMP R.H. NEUTRAL SWITCH 20 AMP FUSE 20 AMP FUSE BRAKE INTERLOCK SWITCH SEA T SWITCH L.H. NEUTRAL SWITCH DIODE DIODE GRN W/WHT STRIPE[...]

86 R Section 8 ELECTRICAL SCHEMA TIC - 29DFI KA W ASAKI RELA Y WA TER TEMP GA UGE MODULE PLUG POS AMPMETER NEG AMPMETER PT O SWITCH KEY SWITCH CHECK ENGINE LIGHT ENGINE ENGINE ENGINE 20 AMP FUSE CLUTCH NEG POS HOURMETER ST ARTER SOLENOID ST ARTER GROUND FUEL PUMP FUEL PUMP RELA Y MAIN RELA Y R.H. NEUTRAL SWITCH 20 AMP FUSE 20 AMP FUSE BRAKE INTERLO[...]

87 R Section 8 STT ELECTRICAL SCHEMA TIC (35BV A C Brig gs & Stratton) 31BV Briggs & Stratton STT Schematic RELA Y MODULE PLUG POS AMPMETER NEG AMPMETER PT O SWITCH KEY SWITCH ENGINE AD APTER CLUTCH NEG POS HOURMETER GROUND R.H. NEUTRAL SWITCH 20 AMP FUSE 20 AMP FUSE BRAKE INTERLOCK SWITCH SEA T SWITCH L.H. NEUTRAL SWITCH DIODE DIODE GRN W/[...]

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 workmanship , will be repaired or replaced by an A uthorized Scag Service Dealer without charge for par ts and labor during the per iods specified bel[...]

© 201 0 Scag Power Equipment Division of Metalcraft of Mayville, Inc.[...]