Scag Power Equipment SVR36A-20FX manual

OPERA TOR’S MANUAL Part No. 03259 Printed 1/10 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 pr[...]

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 mo wer . • AL W A YS FOLLO W OSHA APPRO VED OPERA TION. • DO NO T operate on steep slopes . • Under no circumstances should the machine be operated on slopes gre[...]

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

II R T able of Contents ADJUSTMENTS SECTION 6 - .................................................................................................19 6.1 P ARkING BRAkE ADJUSTMENT ............................................................................................................ 19 6.2 TRA vEL ADJUSTMENT .....................................[...]

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 lif e and maximum efficiency of your mower depends on you follo wing the operating, maintenance and adjustment instructions in this manual. If additional inf ormation or s er vice is ne eded, c ontact your Scag P ow er Equipme[...]

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 mo wer is only as saf e as the operator . Carelessness or operator error may result in ser ious bodily injur y or death. Ha za r d c o nt ro l an d ac c id e nt p reven ti o n a r e dependent upon the awareness , concern, pr udence, and proper training of the personnel in volv ed in the operation, transpor t, ma[...]

4 R Section 2 If the operator(s) or mechanic(s) cannot read English 7. or Spanish, it is the owner's responsibility to e xplain this material to them. DO NO T wear loose fitting clothing. Loose clothing, 8. jew elr y or long hair could get tangled in moving par ts. Do not operate the machine wearing shor ts; alwa ys wear adequate protectiv e c[...]

5 R Section 2 W ARNING DO NOT use y our hand to dislodge the clog ged dischar g e chute. Use a stick or other device to remove clog ged material after the engine has stopped running and the blades have stopped turning. Be aler t for holes , rocks , roots and other hidden 8. hazards in the terrain. Keep a wa y from any drop offs. Beware of o verhead[...]

6 R Section 2 TIE DOWN POINT TIE DOWN POINT Rear Tie Down P oints Figure 2-2. Use care when approaching blind corners, shrubs, 22. trees, or other objects that ma y obscure vision. NEVER leav e the machine running unattended. 23. MAINTENANCE CONSIDERA TIONS & 2.5 ST ORA GE Ne ver mak e adjustments to the machine with the 1. engine r unning unle[...]

7 R Section 2 SAFETY AND INSTRUCTIONAL DECALS 2.7 483407 483402 483397 483406 2009 SVR Safety Decals 482291 484075 WARNING Operation of this equipment may create sparks that can start res around d ry vegetation. A spark arrestor may be required. The operator should contact local re agencies f or laws or regulations relating to re preventio[...]

8 R Section 3 SPECIFICA TIONS ENGINE 3.1 General T ype ................................................................................................Hea vy Duty Industr ial/Commercial Gasoline Brand .....................................................................................................................................................[...]

9 R Section 3 T r ue Cutting Width: 36 .........................................................................................................................................................35.5" (90.2 cm) 48 ......................................................................................................................................[...]

10 R Section 4 CA UTION Do not attempt to operate this mower unless y ou have read this manual. Learn the location and purpose of all contr ols and instruments before you operate this mo wer . CONTROLS AND INSTR UMENT 4.1 IDENTIFICA TION Bef ore operating the mow er , f amiliarize yourself with all mow er and engine controls . Knowing the location [...]

11 R Section 4 Left Steering Control (Figure 4-1). 6. Used to control the mow er's left wheel when trav eling f orward or re verse . See Section 4.5 f or fur ther details regarding the mow er's trav el controls. Right Steering Control (Figure 4-1). 7. Used to control the mower's right wheel when tra veling f orward or re verse . See [...]

12 R Section 4 GROUND TRA vEL AND STEERING 4.5 - IMPORT ANT - If you are not familiar with the operation of a machine with le ver steering and/or hydrostatic transmissions , the steer ing and ground speed operations should be lear ned and practiced in an open area, awa y from buildings, f ences, or obstructions. Practice until you are comf or table[...]

13 R Section 4 PUSH FOR FOR W ARD PULL BA CK FOR REVERSE “N” FOR NEUTRAL LOCK “D” FOR DRIVE NEUTRAL Forward / Re verse Contr ols Figure 4-2. WHILE TRA VELING FOR W ARD,PULL BA CK ON RIGHT STEERING CONTROL TO STEER RIGHT WHILE TRA VELING FOR W ARD , PULL BA CK ON LEFT STEERING CONTROL TO STEER LEFT Steering Controls Figure 4-3. ENGA GING THE[...]

14 R Section 4 T o disengage the deck drive, push the s witch in to 3. the disengage position. Alwa ys operate the engine at full throttle to properly 4. maintain cutting speed. If the engine starts to lug down, reduce the f orward speed and allo w the engine to operate at maximum RPM. HILLSIDE OPERA TION 4.7 W ARNING DO NOT operate on steep slopes[...]

15 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, place the dump v alv e le v ers in the FREE- WHEEL position. Disengage the parking brak e and mov e the mower by hand. The dump valv e lev ers must be returned to the DRIVE position and torqued to 7-10 ft/lbs to drive t[...]

16 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 blades Deck plugged, g rass accumulation Clean underside of [...]

17 R Section 5 CONDITION CA USE CURE U N E v E N C U T O N F L A T G RO U ND - WA v Y HI G H -L OW APPEARANCE, SCALLOPED CUT , OR ROUGH 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 pitch[...]

18 R Section 5 CONDITION CA USE CURE SCALPING - BLADES HITTING DI R T OR CUT TI NG vE R Y CLO SE 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 need to reduce g round speed, raise cutting height, change direction of cut, and/or change[...]

19 R Section 6 P ARkING BRAkE ADJUSTMENT 6.1 W ARNING DO NO T operate the mower if the parking brake is not operable. P ossible severe injury could result. The par king brak e linkage should be adjusted whenev er the parking brak e lev er is placed in the “ENGA GE” position and the parking brak e will allow the mower to move . If the f ollowing[...]

20 R Section 6 NEUTRAL ADJUSTMENT -NO TE- Neutral has been set by your Scag dealer at the time of set up and nor mally does not need to be adjusted. If , howe ver , you find that the neutral has come out of adjustment, f ollo w the procedure below . Be sure the dump valv es are in the run position and 1. the speed control le ver is in the neutral l[...]

21 R Section 6 -NO TE- Bef ore proceeding with this adjustment, be sure that the caster wheels turn freely and that the tire pressure in the dr iv e wheels is correct. If the tire pressure is not correct, the machine will pull to the side with the low er pressure. If at full speed the mow er pulls r ight, it is an 1. indication that the left wheel [...]

22 R Section 6 CUTTER DECk LEvEL The cutter deck should be le vel from side-to-side f or proper cutting performance. T o check for le vel, be sure that the mow er is on a flat, lev el surf ace, the tires are properly inflated and the cutter deck is set at the most common cutting height that y ou will use. On the LH side of the machine , check the d[...]

23 R Section 6 CUTTER DECK ADJUSTMENT BOL T CUTTER DECK ADJUSTMENT BOL T Cutter Deck Pitc h Adjustment Figure 6-5. CUTTER DECk HEIGHT The cutter deck height adjustment is made to ensure that the cutter deck is cutting at the height indicated on the cutting height index gauge . T o check f or proper deck height, be sure that the mo wer is on a flat,[...]

24 R Section 6 Rotate the cutter blade on the right side of the cutter 6. deck. P osition the cutter blade so it is f acing "front to back" on the machine . Check the measurement from the floor to the cutter 7. blade tip at the front and rear of the right side blade . If the measurement is not at 3", an adjustment must be made using [...]

25 R Section 6 1 2 3 4 A B 1 2 3 4 A B Custom-Cut Baffle Adjustment Mounting Slot Selected Mounting Hard ware Location Slot “A” Hole 1 Hole 2 H ole 3 Hole 4 Height (inches) 3-3/4” 4-1/4” 4-3/4” 5-1/4” Slot “B” Hole 2 H ole 3 H ole 4 Height (inches) 3-1/2” 4” 4-1/2” Custom-Cut Baffle Adjustment Figure 6-7.[...]

26 R Section 6 ADJUSTMENT NUTS ADJUSTMENT NUTS Clutch Air Gap Adjustment Figure 6-10. This adjustment should be done ev er y 500 hours of operation or annually , whichev er comes first. In cases where the machine is hea vily used, airgap settings should be check ed more often. If the air gap is too narrow , the clutch ar mature ma y drag when disen[...]

27 R Section 6 Additional w eight can be added to the front of the machine if needed. See Figure 6-11. Remov e the front belt from the machine. 1. Remov e the mounting hardware securing the 2. wieght(s) to the front of the machine. Add the desired weight to the machine and secure 3. using the recommended hardware . See Figure 6-11. Reinstall the fr[...]

28 R Section 6 A A B B C C D D E E F F H I J H I J G THREE MOUNTING BRACKET LOCATIONS OPERATOR CUSHION - LOW ADJUSTMENTS OPERATOR CUSHION - HIGH ADJUSTMENTS THREE OPERATOR CUSHION LOCATIONS ONE MOUNTING BRACKET LOCATION THREE OPERATOR CUSHION LOCATIONS Operator Cushion Adjustment Figure 6-12.[...]

29 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 for tightness X Check h ydraulic oil le v el See paragr aph 7.3 X Check belts f or proper alignment See paragraph 6.5 X Check h ydraulic hoses f or leaks Us e ext r em e ca u ti o n whe n che[...]

30 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 Check hardw are for tightness X Apply grease to fittings See paragr aph 7.2 X Check h ydraulic oil le v el See paragr aph 7.3 X Change engine oil See par agraph 7.4 X Change engine oil filter See paragr a[...]

31 R Section 7 Lubrication Fitting P oints Figure 7-1. GREASE FITTING LUBRICA TION Lubricant Inter va l Lithium MP White Grease 2125 (40 Hours/W eekly) Chassis Grease (100 Hours/Bi-weekly) Chassis Grease (200 Hours/Monthly) 2 1 5 4 4 3 5 2 1 6 6[...]

32 R Section 7 B. CHANGING HYDRA ULIC OIL The h ydraulic oil should be changed after ev ery 500 hours or annually , whiche ver occurs first. The oil should also be changed if the color of the fluid has become b lack or milky . A bla ck color and/ or a ranc id odor usual ly indic ates poss ib le ov erheating of the oil, and a milky color usually ind[...]

33 R Section 7 B. CHANGING ENGINE CRANkCASE OIL After the first 20 hours of operation, change the engine crankcase oil and replace the oil filter . Thereafter , change the engine crankcase oil after e very 100 hours of operation or monthly , whiche ver occurs first. Refer to the Engine Operator’ s Manual fur nished with this mow er f or instructi[...]

34 R Section 7 ENGINE FUEL SYSTEM 7.5 D ANGER T o avoid injury from burns, allow the mower to cool before removing the fuel tank cap and refueling. A. FILLING THE FUEL T ANk Fill the fuel tank at the beginning of each operating da y to wit hin one (1) inch belo w the botto m of the fill er nec k. Do not ov er fill. Use clea n, fresh unleade d gasol[...]

35 R Section 7 - NO TE - In extremely dusty conditions it ma y be necessar y to chec k the ele ment once or twice daily to pr ev ent engine damage. Snap open the two clips securing the air cleaner 1. cov er to the air cleaner bo x. Remov e the air cleaner cov er , clean the duc k bill vent of an y dust or debr is and set the cov er aside. Remov e t[...]

36 R Section 7 Chargin g rates betwe en 3 and 50 am peres are satisf actory if excessiv e gassing or spewing of electrolyte does not occur or the batter y does not f eel excessiv ely hot (over 125°F). If spewing or gassing occurs or the temperature e xceeds 125°F , the charging rate must be reduced or temporarily stopped to per mit cooling. B. JU[...]

37 R Section 7 Raise the mower dec k to the highest position. Place 2. the lany ard pin in the highest cutting height position to pre vent the cutter dec k from falling. Secure the cutter blades to pre v ent them from 3. rotating, (use the optional Blade Buddy tool, P/N 9212, to assist in securing the cutter blades), remo ve the nut from the b lade[...]

38 R Section 8 SCA G APPR O vED A TT A CHMENTS AND A CCESSORIES. 8.1 Attachments and accessor ies manuf actured by companies other than Scag P o wer Equipment are not appro v ed f or use on this machine. Scag approv ed attachments and accessories: Mulch Plate (p/n 9258, 9286, 9287) • Hurricane Mulch (p/n 9263, 9283, 9284) • GC-4D (p/n 905[...]

39 R Section 8 NO TES[...]

40 R Section 8 36A CUTTER DECk A A B B 1 2 3 4 7 10 8 9 6 6 4 12 3 2 11 7 8 9 13 14 7 8 15 16 18 20 15 18 19 17 21 21 18 18 22 26 25 24 23 27 28 29 30 34 33 32 18 18 35 16 54 53 31 36 37 38 39 39 41 40 42 43 44 45 46 47 58 57 56 55 52 5 48 50 49 51 7 60 61 59 18 62 21 66 67 66 64 65 63[...]

41 R Section 8 36A CUTTER DECk Ref. No. P ar t No. Description Ref. No. P ar t 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 462236 04020-09 04001-172 48926 04063-08 483284 04021-09 04043-04 424367 424615 483969 483210 48181 43077 48224 04001-62 43816 04019[...]

42 R Section 8 48v & 52v CUTTER DECkS A B B A 1 2 3 4 5 6 8 9 10 11 11 10 8 2 3 4 7 6 6 13 12 14 69 8 10 17 17 18 19 16 15 14 20 20 22 21 21 26 23 24 25 27 28 29 30 32 31 33 34 62 62 61 16 35 14 14 29 36 37 38 39 41 40 42 43 44 39 45 46 47 57 55 54 53 52 50 49 48 51 20 60 21 59 57 58 8 66 66 67 65 15 64 63 68[...]

43 R Section 8 48v & 52v CUTTER DECkS Ref. No. P ar t No. Description Ref. No. P ar t 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 462237 462238 04020-09 04001-172 48926 04063-08 483282 483284 483966 484100 04021-09 424615 04043-04 424367 483210 483215[...]

44 R Section 8 CUTTER DECk CONTR OLS A A B B C C 1 2 3 4 8 8 8 8 8 8 8 8 8 8 8 8 9 10 5 12 4 9 12 10 9 5 11 6 6 4 11 7 5 14 4 9 9 10 15 12 4 56 17 16 18 18 19 20 21 22 14 15 24 25 26 27 28 34 36 36 37 37 33 34 38 39 40 7 21 23 9 9 8 8 8 8 12 41 32 43 35 23 29 30 31 42 44 45 46 46 46 46 57 47 4 48 10 49 50 51 52 53 57 55 52 58[...]

45 R Section 8 CUTTER DECk CONTR OLS Ref. No. P ar t No. Description Ref. No. P ar t 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 481625-01 491536 491537 452063 04021-07 43806 04001-52 04001-74 04019-04 04001-20 483361 483987 483876 48540 452057 452053 040[...]

46 R Section 8 SHEET MET AL COMPONENTS A A B B C C 1 2 3 4 5 6 2 6 7 8 9 9 10 12 13 11 14 15 15 6 16 13 13 18 15 19 13 13 18 20 21 22 23 25 26 28 29 27 26 25 24 35 40 38 30 31 32 15 35 34 33 36 37 35 15 17 41 44 35 42 39 43 45 15 46 46[...]

47 R Section 8 SHEET MET AL COMPONENTS Ref. No. P ar t No. Description Ref. No. P ar t 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 462240 04001-06 481625-01 491536 491537 425229 04019-02 42392 48099 48661 423308 04003-01 04029-01 04003-12 425085 04019-03 425307 04003-02 04024-03 425148 04017-05 4839[...]

48 R Section 8 STEERING CONTR OLS AND FUEL COMPONENTS A A B B 1 TO FUEL FIL TER 2 4 6 5 8 7 3 9 10 11 12 12 13 18 17 19 20 23 24 16 15 14 15 9 10 11 22 11 21 25 26 29 30 27 28 34 33 31 32 10 35 24 36 32 39 34 40 43 41 42 44 37 38 37 38 38 45 10 46 47 45 10 46 48 49 50 51 52 54 38 38 53[...]

49 R Section 8 STEERING CONTR OLS AND FUEL COMPONENTS Ref. No. P ar t No. Description Ref. No. P ar t 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 483617 48059-01 462177 483896 482571 483897 483536 483792 04040-15 04030-03 04001-08 04050-10 43820 462220 462221 483453-19 484092 04003-02 04003-06 48[...]

50 R Section 8 HYDRA ULICS AND ENGINE COMPONENTS A A B C C D D E E F F G G H H J J K K L L 1 2 3 5 3 3 3 3 3 3 5 5 5 5 5 5 5 3 3 B 6 6 5 10 9 14 8 13 11 12 4 4 7 7 17 18 19 20 15 16 61 63 6 61 21 21 22 22 23 24 43 45 44 46 41 40 39 38 37 35 34 32 32 33 36 42 51 52 48 50 53 54 55 48 58 57 58 59 56 56 49 48 47 29 28 30 31 26 M M 54 21 21 60 60 64 73 [...]

51 R Section 8 HYDRA ULICS AND ENGINE COMPONENTS Ref. No. P ar t No. Description Ref. No. P ar t 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 484101 484102 483968 482708 48136-13 48136-05 48811 482839 48351 462176 482571 482572 482573 48254 481507 481164 482417 482[...]

52 R Section 8 ELECTRICAL SYSTEM 20 20 1 2 3 SC AG POWER EQUIPMENT 4 5 6 7 8 9 12 10 13 14 11 17 16 18 19 20 21 16 22 23 24 25 26 27 28 15 A A[...]

53 R Section 8 ELECTRICAL SYSTEM Ref. No. P ar t 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 462240 483957 48798 48017-03 48017-04 462069 483609 483976 483975 04003-43 04021-26 483537 04001-06 04019-02 484157 482543 481637 483642 483571 48298 483629 482588 483473 462166 48126 48029-07 48029-06 04001-01[...]

54 R Section 8 HYDRA ULIC PUMP ASSEMBL Y Overhaul Seal Kit 1 2 3 4 5 6 7 8 9 10 28 24 26 11 12 13 14 15 22 23 20 21 18 17 16 19 27 29 25 24 POR T "A" SIDE POR T "B" SIDE 30 31 32 33 34 35 36 37 A A 33[...]

55 R Section 8 Ref. No. P ar t No. Description 1 HG 70516 Housing Kit 2 HG 70573 End Cap Kit 3 HG 50641 Straight Headless Pin 4 HG 50969 He x Flange Bolt, M8-1.25 x 60mm 5 HG 51232 Housing O-Ring 6 HG 2513027 Charge Pump Kit 7 HG 50273 Gerotor Assembly 8 HG 9004101-1340 O-Ring 9 HG 50095 Sock et Head Screw , M6 x 1.0-20mm 10 HG 2513030 Bypass V alv[...]

56 R Section 8 REPLA CEMENT DECALS AND INFORMA TION PLA TES 1 2 3 4 5 6 7 8 9 10 11 MANUF AC TURED UNDER ONE OR MORE OF THE FOLL OWING PA TENTS: 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 PA TENTS PENDING H e a v y - D u ty[...]

57 R Section 8 REPLA CEMENT DECALS AND INFORMA TION PLA TES Ref. No. P ar t No. Description 1 483402 Decal, W ar ning - Belt Cov er 2 483405 Decal, W ar ning 3 483961 Decal, Belt Cov er 4 483059 Decal, 36A 483199 Decal, 48V 483200 Decal, 52V 5 483407 Decal, Spinning Blades 6 48404 Decal, Metalcraft - Made in USA 7 483977 Decal, Height-of-Cut 8 4834[...]

58 R Section 8 SVR ELECTRICAL SCHEMA TIC 20 20 PTO SWITCH KEY SWITCH ENGINE HOURMETER BRAKE INTERLOCK SWITCH CLUTCH GROUND OPERA TOR PRESENCE SWITCH 20 AMP FUSE 20 AMP FUSE NEUTRAL INTERLOCK BLUE RED WHITE GREEN YEL W/RED STRIPE BLUE RED BLACK BLACK BLACK BLACK BLUE YEL W/RED STRIPE GREEN BLACK W/RED STRIPE BLACK W/RED STRIPE BLACK YELLOW GREEN BLA[...]

LIMITED W ARRANTY - COMMERCIAL EqUIPMENT Any part of the Scag commercial mower manuf actured by Scag P o wer Equipment and f ound, in the reasonable judgment of Scag, to be def ective in materials or workmanship, will be repaired or replaced b y an A uthor ized Scag Service Dealer without charge for parts and labor during the per iods specified be[...]