Scag Power Equipment SFW36-16BV manual

PART NO. 03253 PRINTED 12/2008 PRINTED IN USA © 2008 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 y[...]

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 . • AL W A YS FOLLOW OSHA APPR O VED OPERA TION. • DO NO T operate on steep slopes. • Alwa ys tra vel across slopes . • DO NO T mow on wet g rass. We[...]

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 DRIvE CONTROL ADJUSTMENTS .......................................................................................................... 19 6.2 THRO TTLE CONTROL AND CHOkE ADJUSTMENTS .................[...]

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 follo wing the operating, maintenance and adjustment instructions in this manual. If additi onal information o r s ervice is needed, contact y our Scag P ower Equipment [...]

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 Hazard F ast Slow Continuously V ariable - Linear Cutting Element - Basic Symbol 481039S Pinch P oint Cutting Element - Engage Hour meter/Elapsed Ope[...]

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. Ha za rd co nt ro l an d ac ci de nt pr ev en ti on are dependent upon the aw areness, concern, prudence, and proper training of the personnel in v olv ed in the operation, transpor t, mainten[...]

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. Contact your local A uthor ized Scag Dealer f or a Spanish Decal Kit. DO NO T wear loose fitting clothing. Loose clothing, 8. jew elr y or long hair could get tangled in mo ving par ts. Do not o[...]

5 R Section 2 W ARNING DO NO T use y our hand to dislodge the c logged dischar ge 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 f or holes, roc ks, roots and other hidden 7. hazards in the terrain. K eep aw ay from any drop- offs. Bew are of ov erh[...]

6 R Section 2 K eep all nuts, bolts and scre ws tight, to ensure the 4. machine is in saf e wor king condition. Check b lade mounting bolts frequently to be sure they are tight. Do not change the engine gov er nor settings or 5. ov erspeed the engine. See the engine operator's manual f or information on engine settings. T o reduce fire hazard,[...]

7 R Section 2 SAFETY AND INSTRUCTIONAL DECALS 2.7 483402 483406 2009 SFW Safety Decals Molded in Fuel T ank ! Av oid injur y from bu rn s. Shut off engine before removing fuel tank cap . W ARNING INST ALL BEL T CO vER BEFORE OPERA TING MA CHINE READ OPERA T O R'S MANUAL WARNING FALLING HAzARD USE ONLY SCAG APPROvED RIDING ATTACHMENTS SEE OPERA[...]

8 R Section 3 SPECIFICA TIONS ENGINE 3.1 General T ype ................................................................................................ Heavy Duty Industrial/Commercial Gasoline Brand ......................................................................................................................................................[...]

9 R Section 3 Spindle Pulleys .................................................................................................................................................. Split Steel Cutter Deck Belts ................................................................... B-section with Ke vlar Cord. Self-Adjusting, Self-Tightening Electric Clutc[...]

10 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 Bef ore operating the mower , familiarize yourself with all mow er and engine controls. Knowing the location, func[...]

11 R Section 4 Left Steering / Brake Control (Figure 4-1). 5. Used to control the mow er's left wheel when tra v eling f orward or re verse . Pull upward to apply brak e. Right Steering / Brake Control (Figure 4-1). 6. Used to control the mow er's right wheel when trav eling f orward or re verse . Pull upward to apply brak e. Deck Lift (F[...]

12 R Section 4 GROUND TRA vEL AND STEERING 4.5 - IMPORT ANT - If y ou are not f amiliar with the operation of a w alk behind mower with a transmission, the steer ing and ground speed operations should be learned an d pra ctic ed in an ope n are a, a wa y fr om b uild in gs , f ences, or obstructions. Lea rn the oper atio n on flat gr ound bef ore o[...]

13 R Section 4 ENGA GING THE DECk DRIvE (CUTTER 4.6 BLADES) Set the throttle at about 3/4 speed. Do not attempt to 1. engage the deck driv e at high speed as this shor tens the electric clutch life — use only moderate engine speed when engaging the deck driv e. Engage the deck driv e by pulling out on the y ellow 2. s witch, located on the instru[...]

14 R Section 4 AFTER OPERA TION 4.9 W ash the entire mower after each use. Do not 1. use high pressure spra y or direct the spray onto electrical components. - IMPORT ANT - Do not wash a hot or r unning engine. Cold water will damage the engine. Use compressed air to clean the engine if it is hot. K eep the entire mower clean to inhibit serious hea[...]

15 R Section 4 ADJUSTING CUTTING HEIGHT 4.13 The mo wer deck can be adjusted from a height of 1-1/2 inches to 4-1/2 inches at 1/4-inch intervals. T o adjust the cutting height: W ARNING DO NO T adjust the cutting height with the mower bl ades r otat ing. Disen ga ge the pow er to the cutter blades and then adjust cutting height. Disengage the power[...]

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 b lades 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 ROU N D - W A v Y H I GH - LOW 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 pitc[...]

18 R Section 5 CONDITION CA USE CURE SCALPING - BLADES HITTING DI RT OR CU TT IN G v ER 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 ground speed, raise cutting height, change direction of cut, and/or change [...]

19 R Section 6 DRIvE CONTROL ADJUSTMENTS 6.1 Adjust the steering control rods so that there is 1. appro ximately 3/4" clearance from the bottom of the rod to the bottom of the neutral latch slot when in the drive position. See Figure 6-1. Adjust the steering brake rods so that the br akes do 2. not apply until the steering lev ers are pulled t[...]

20 R Section 6 On the front of the cutter deck locate the cutter dec k 1. adjustment slots. See Figure 6-2. ADJUSTMENT SLO T ADJUSTMENT SLO T Cutter Deck Adjustment Slots Figure 6-2. Loosen the two (2) elastic stop n uts. Adjust the cutter 2. deck up or down in the adjustment slot to adjust until the distance from the top of the cutter deck to the [...]

21 R Section 6 INSER T 0.015 FEELER GA UGE HERE Clutch Air Gap Adjustment Figure 6-4. Tighten or loosen the adjusting bolt as needed to 3. acheive the 0.015 inch airgap . See Figure 6-5. P erform this operation at all three inspection windows . ADJUSTMENT NUTS ADJUSTMENT NUTS Clutch Air Gap Adjustment Figure 6-5. This adjustment should be done e v [...]

22 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 all belts f or proper alignment See paragr aph 7.6 X Check engine oil le vel See paragr aph 7.3 X *Clean mow er X *Clean air filter element See paragr aph 7.5 X Check co[...]

23 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 Change engine oil filter See paragr aph 7.3 X Replace engine fuel filter See paragr aph 7.3 X Adjust electric PTO clutch See par agraph 6.6 LUBRICA TION 7.2 GREASE FITTING [...]

24 R Section 7 ENGINE FUEL SYSTEM 7.4 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 day to within one (1) inch below the filler nec k. Do not overfill. Use clean, fresh unlead ed gasoline with a minim um oc[...]

25 R Section 7 Remov e the air cleaner and inspect. 2. Clean or replace the air cleaner and f oam 3. pre-cleaner as recommended by the engine manuf acturer . Replace the air cleaner cov er and be sure to snap 4. the two latches closed. DRIvE BEL TS 7.6 A ll d r i ve b e lt s a r e s pr i n g- l oa d ed a nd s el f -t en s io n in g , how e v er aft[...]

26 R Section 7 shar pened. Remov e the blades f or shar pening. See "Blade Replacement." - NO TE - K eep the blad es sharp. Cutting with dull bl ades not only yiel ds a poor mow ing job , b ut slow s the cutt ing speed of the mower and causes e xtra wear on the engine and the blade driv e by pulling hard. B. BLADE SHARPENING - NO TE - If [...]

27 R Section 8 SCA G APPRO vED A TT A CHMENTS AND A CCESSORIES. 8.1 Attachments and accessor ies manuf actured by companies other than Scag P ower Equipment are not approv ed f or use on this machine. Scag approv ed attachments and accessor ies: Mulch Plate (p/n 920G, 9298) • Hurricane Mulch (p/n 920D , 9293) • GC-4D (p/n 9054) • GC-[...]

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

29 R Section 8 36" CUTTER DECk Ref. No. Part No. Description 1 462150 Cutter Deck W eldment w/Decals 2 04112-06 Nut, 3/4-16 Spiral Loc k 3 04063-01 K ey , 1/4 x 1/4 x 1-1/4" 4 04021-09 Nut, Elastic Stop 3/8-16 5 04043-04 Flatwasher , 3/8-.391 x .938 x .105 HD 6 424615 Brac ket, Belt Guide 7 424367 Dust Shield 8 483324 Pulley , 5.73" [...]

30 R Section 8 48" CUTTER DECk 37 38 38 39 40 41 42 29 43 44 44 48 47 46 1 2 2 2 3 3 3 4 4 5 5 5 6 7 7 8 8 8 9 10 11 12 4 13 45 14 14 15 16 18 19 19 19 19 17 17 20 20 20 20 4 21 22 5 23 26 24 25 27 28 28 29 30 31 32 33 34 35 36[...]

31 R Section 8 48" CUTTER DECk Ref. No. P art No. Description 1 462149 Cutter Deck W eldment w/Decals 2 04112-06 Nut, 3/4-16 Spiral Loc k 3 04063-01 K ey , 1/4 x 1/4 x 1-1/4" 4 04021-09 Nut, Elastic Stop 3/8-16 5 04043-04 Flatwasher , 3/8-.391 x .938 x .105 HD 6 424615 Brac ket, Belt Guide 7 424367 Dust Shield 8 483323 Pulley , 5.13"[...]

32 R Section 8 CUTTER DECk CONTR OLS A A 1 2 3 6 5 5 7 4 8 8 8 8 10 11 9 9 12 12 12 12 13 18 14 14 9 9 17 16 15 17 16 15 19 20 21 21 22 23 24 25 26 27 28 28 29 30 31 32[...]

33 R Section 8 CUTTER DECk CONTR OLS 1 462183 Belt Cov er , SFW w/Decals 2 462181 F rame W eldment w/Decals 3 04009-13 Bolt, Shoulder 1/2 x 1-1/2" 4 425023 Pusharm 5 43041 Spacer 6 04009-10 Bolt, Shoulder 1/2 x 2-3/4" 7 04019-04 Nut, Serrated Flange 3/8-16 8 04021-09 Nut, Elastic Stop 3/8-16 9 04043-04 Flatwasher , 3/8-.391 x .938 x .105 [...]

34 R Section 8 HANDLE ASSEMBL Y SFW 2009 HA 8 1 8 2 3 4 5 6 7 9 10 11 20 65 12 13 14 15 16 17 18 18 19 20 20 25 21 20 22 23 20 21 24 26 27 28 15 29 30 31 32 20 33 20 34 35 36 16 15 37 38 39 40 41 66 42 43 45 46 44 46 47 50 48 49 27 51 53 54 55 56 58 59 60 57 64 64 62 63 60 52[...]

35 R Section 8 HANDLE ASSEMBL Y Ref. No. P art No. Description Ref. No. P art No. Description 1 462187 Handle Weldment w/Decals 2 452039 Operator Presence Handle, LH 452040 Operator Presence Handle, RH 3 483941 Spring, Operator Presence 4 04001-13 Bolt, Hex Head 5/16-18 x 2-3/4" 5 04001-53 Bolt, Hex Head 5/16-18 x 2-1/2" 6 483161 Plug, Ha[...]

36 R Section 8 ENGINE DECk SFW2009ED 16 A 1 A B B 45 46 47 52 49 51 50 48 44 43 42 53 54 2 4 5 6 7 8 3 9 10 11 12 13 14 15 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 30 32 33 29 37 34 35 36 38 39 40 41 41[...]

37 R Section 8 ENGINE DECk Ref. No. P art No. Description 1 483796 Engine, 16HP Briggs & Stratton 2 483822 T ransmission, 4-Speed 3 04017-16 Bolt, Serrated Flange 5/16-18 x 3/4" 4 48231 Switch, Neutral Interlock 5 48122-01 Fiber Washer , Thin 6 48122-02 Fiber Washer , Thic k 7 48114-05 Grease Fitting, Straight 1/4-28 8 481581 Coupler , Jac[...]

38 R Section 8 ELECTRICAL SYSTEM AND THR O TTLE CONTR OL SC AG POWER EQUIPMENT 1 3 2 4 4 7 6 5 8 9 8 10 13 11 12 14[...]

39 R Section 8 Ref. No. P art No. Description 1 2 3 4 5 6 7 8 9 10 11 12 483957 48 609 462069 483609 48717 483904 04010-01 04019-01 48028-05 483872 483960 04017-19 04019-03 Switch, PT O 10 Amp K eyswitch K ey Chain w/K eys K ey w/Shroud Switch Throttle Cable Screw , #10-32 x 1/2" Nut, #10-32 Cable Tie Wire Harness, Handle Bar Wire Harness, Eng[...]

40 R Section 8 REPLA CEMENT DECALS AND INFORMA TION PLA TES 3 1 4 2009 SFW Safety Decals 6 2 SPINNING BLADES kEEP CLEAR BLADE CONT ACT & THR OW N OBJECTS CAN INJURE SPINNING BLADES kEEP CLEAR BLADE CONT ACT & THR OW N OBJECTS CAN INJURE WARNING READ OPERATOR'S MANUAL 483402 INSTALL BELT COvER BEFORE OPERATING MACHINE WARNING FALLING HA[...]

41 R Section 8 REPLA CEMENT DECALS AND INFORMA TION PLA TES Ref. No. P art No. Description 1 483402 Decal, Belt Cov er 2 483405 Decal, Discharge Chute 3 483505 Decal, Spinning Blades 4 483406 Decal, Warning-Rotating Blades 5 483404 Decal, Sulky Attachment 6 483407 Decal, Danger-Spinning Blades 7 483894 Decal, Cutting Height LH 483895 Decal, Cutting[...]

42 R Section 8 SFW ELECTRICAL SCHEMA TIC Operato r Pr esence Switch Operato r Pr esence Switch MOWER ENGAGE TO ENGINE DECK WIRE HARNESS HOURMETER KEY SWI TC H ENGINE MA G KILL ENGINE CHARGE GROUND NEUTRAL SWITCH CLUT CH TO HANDLE BAR WIRE HARNESS YELL OW WHITE BLUE BLACK BLK W/RED STRIPE BLK W/RED STRIPE BLACK BLACK WHITE WHITE YELL OW YELL OW WHIT[...]

LIMITED W ARRANTY - SFW 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 ectiv e in materials or workmanship, will be repaired or replaced b y an Authorized Scag Service Dealer without charge f or par ts and labor during the per iods specified belo w . This warra[...]

© 2008 Scag Power Equipment Division of Metalcraft of Mayville, Inc.[...]