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MODEL STHM

OPERATOR’S MANUAL

THIS MANUAL CONTAINS THE OPERATING
INSTRUCTIONS AND SAFETY INFORMA-
TION FOR YOUR SCAG MOWER.  READING
THIS MANUAL CAN PROVIDE YOU WITH
ASSISTANCE IN MAINTENANCE AND AD-
JUSTMENT PROCEDURES TO KEEP YOUR
MOWER PERFORMING TO MAXIMUM EFFI-
CIENCY.  THE SPECIFIC MODELS THAT THIS
BOOK COVERS ARE CONTAINED ON THE
INSIDE COVER.  BEFORE OPERATING YOUR
MACHINE, PLEASE READ ALL THE INFOR-
MATION ENCLOSED.

PART NO. 03168

PRINTED 10/05

PRINTED IN USA

©

  2005

SCAG POWER EQUIPMENT
DIVISION OF METALCRAFT OF MAYVILLE, INC.

Summary of Contents for SM-61V

Page 1: ...ASSISTANCE IN MAINTENANCE AND AD JUSTMENT PROCEDURES TO KEEP YOUR MOWER PERFORMING TO MAXIMUM EFFI CIENCY THE SPECIFIC MODELS THATTHIS BOOK COVERS ARE CONTAINED ON THE INSIDE COVER BEFORE OPERATINGYO...

Page 2: ...p others off the tractor only one person at a time REMEMBER YOUR MOWER IS ONLY AS SAFE AS THE OPERATOR Hazard control and accident prevention are dependent upon the awareness concern prudence and prop...

Page 3: ...6 7 Initial Run In Procedures 7 Mower Operation 8 9 Parking Brake Adjustments 9 Neutral Adjustment 9 10 Belt Tension 10 11 Belt Alignment 11 Cutter Deck Adjustments 11 12 Cutter Blades 13 Custom Cut...

Page 4: ...Cutter Deck 22 23 Engine Deck 24 25 Upper Hydraulics 26 27 Lower Hydraulics 28 29 Control Linkage 30 31 Instrument Panel 32 33 Rider Frame Assembly 34 35 Brake Linkage 36 37 Eletrical System 38 Winch...

Page 5: ...n you following the operating maintenance and adjustment instruc tions in this manual We encourage you to contact your dealer for repairs All Scag dealers are informed of the latest methods to service...

Page 6: ...Tension on Idler Oil Off Stop SYMBOL DESCRIPTION SYMBOL DESCRIPTION ISO Symbols Spinning Blade 48071S Parking Brake WARNING FALLING HAZARD USE ONLY SCAG APPROVED RIDING ATTACHMENTS SEE OPERATOR S MANU...

Page 7: ...tting Element Basic Symbol Cutting Element Disengage Continuously Variable Linear Keep Bystanders Away Pinch Point 481039S SYMBOL DESCRIPTION SYMBOL DESCRIPTION Hourmeter Elapsed Operating Hours Thown...

Page 8: ...eforefilling G Remove the machine from the truck or trailer and fuel on the ground If this is not possible then refuel the machine with a portable container rather than from a gasoline dispenser nozzl...

Page 9: ...s trees orotherobjectsthatmayobscurevision 17 Donottouchtheengineormufflerwhiletheengine isrunningorsoonafteritisstopped Theseareas couldbehotenoughtocauseaburn WARNING WHILE OPERATING 1 Starttheengin...

Page 10: ...eleavingtheoperator spositionorleaving themowerunattended movetherightfootpedal intotheneutralposition applytheparkingbrake andmovethebladeengagementswitchtoOFF ShuttheengineOFFandremovethekey 7 Besur...

Page 11: ...10 HOURS 1 Check the belts for proper tension at 2 4 and 8 hours Adjust as needed See Belt Tension page9 2 Check the neutral adjustment See Adjust ments page8 3 Checkthetiresforproperpressure CasterW...

Page 12: ...e Check the oil level in the engine and the hydraulicreservoir Fill the fuel tank with clean fresh lead free gasoline Open the fuel valve on the bottom of the fueltank 390S0138 PULL UP TO ENGAGE PUSH...

Page 13: ...ebrakecable mount Tightenboththetopandbottomnutsto lockthecableinplace Repeattheabovestepsfor the second brake cable Make sure that both cablesareadjustedevenlysothatthebrakesdonot causethemowertopull...

Page 14: ...Spring 9 16 Socket 5 Checktheadjustmentoftherightfootcontrolpedal forfullforwardspeed Thepedalshouldrestonthe footplatewhenthepumpisstrokedinthefull forwardposition Tomakeanadjustment discon necttheb...

Page 15: ...the angle of the blades comparing front to rear HEIGHT is the nominal distance that the blade is offtheground Thismeasurementismadewiththe bladespointedsidetosideanddistanceismeasured betweencuttingt...

Page 16: ...Assembly Hex Head Bolt Nut Cutter Blade Spacers1 4 Washer Hex Head Bolt Cutter Blade Figure 10 Cutter Blade Adjustment Therearethreepositionsformountingthecutterdeck SeeFigure11 Forcuttinginthelowest...

Page 17: ...ffle to the cutter deck See Figure 14 NOTE Hardware location used in the illustrations are for reference only Location of hardware may vary depending on cutter deck size 2004 CCB MOUNTING HARDWARE MOU...

Page 18: ...3 Custom Cut Baffle Position Figure17 4 Custom CutBafflePosition Figure 16 3 1 2 Custom Cut Baffle Position 2004 CCB 3 Setting CARRIAGE BOLT TOP SET OF HOLES FOR 3 SETTING FLATWASHER ELASTIC STOP NUT...

Page 19: ...ervice Stations Lidok EP 2 found at industrial shops 1 Perform these maintenance procedures more frequently under extreme dusty or dirty conditions Break In 1st 10 Hours PROCEDURE Check all hardware f...

Page 20: ...ut Grass in Cutting Path Incorrect blade sharpening Sharpen blades Low engine RPM Run engine at full 3600 RPM Belt slipping Adjust belt tension Deck plugged grass accumulation Clean underside of deck...

Page 21: ...ing edge toward Appearance ground Scalloped Cut or Rough Contour Deck plugged grass accumulation Clean underside of deck Too much blade angle deck pitch Adjust pitch and level Deck mounted improperly...

Page 22: ...d to adjust for conditions Wet grass Cut grass after it has dried out Step Cut Blades not mounted evenly Adjust pitch and level Ridge in Center of Cutting Path Bent blade Replace blade Internal spindl...

Page 23: ...10 four ply pneumatic tubeless radius edge Brakes Integral braking with drive system Parking Brake Drum type Frame Hybrid tractor trailer frame with stabilized pivot DRIVE SYSTEM Type Hydro drive with...

Page 24: ...sily removed taper hubs Cutter Deck Belts B section with Kevlar cord ADDITIONAL SPECIFICATIONS Seat Foam padded lever adjustment forward and back with padded arm rests OPTIONAL ITEMS ATTACHMENTS Mulch...

Page 25: ...21 NOTES...

Page 26: ...1 25 70 3 8 67 66 65 8 68 1 55 56 38 60 64 63 59 58 62 6 5 5 2 3 15 16 17 27 28 7 8 9 26 10 7 9 13 10 8 14 8 10 7 9 11 12 29 32 35 36 37 43 34 39 37 40 29 41 30 44 30 20 33 48 38 47 46 47 50 51 49 32...

Page 27: ...twasher 3 4 776 x 1 25 x 035 x x 40 04050 02 Retaining Ring 75 EXT E x x 41 43028 J Rod Idler Pulley x 44078 J Rod Idler Pulley x 42 04001 175 Bolt 5 16 18 x 1 1 2 Hex Head Gr 8 x x SM 61V SM 72A CUTT...

Page 28: ...102 19 29 50 16 76 78 79 91 81 92 19 73 69 68 54 70 67 86 87 89 16 83 83 16 16 16 96 19 19 94 19 18 19 95 19 16 3 14 17 12 93 18 38 13 8 7 7 5 6 4 39 2 22 26 15 90 39 29 21 1 9 88 85 63 59 60 52 32 49...

Page 29: ...04 Rim Only 50 04008 03 Bolt Hub 51 04028 01 Wheel Nut 52 48680 Castle Nut 1 0 20 UNEF 53 43261 Spacer Clutch Ref Part No Number Description 54 04063 08 Key 1 4 x 1 4 x 2 55 04012 04 Hex Socket Set Sc...

Page 30: ...26 SGB027 UPPER HYDRAULICS 5 2 4 7 6 5 12 10 8 12 13 11 1 3 9 16 14 14 14 9 9 24 22 14 9 15 A 14 23 5 A 3 21 18 19 17 20...

Page 31: ...x 3 4 10 421279 Bracket Oil Cooler 11 48350 05 Elbow 90 Degrees 12 48603 02 O Ring 13 48936 02 Coupling Flare Swivel 14 04019 03 Serr Fl Hex Head Nut 5 16 18 15 421280 Brace L H Cooler Support 16 4212...

Page 32: ...E J F B A H J I I LOWER HYDRAULICS 11 1 10 22 2 20 31 30 25 13 15 9 6 23 10 21 3 17 15 14 13 13 11 13 12 5 6 8 16 18 17 4 20 19 19 20 25 4 28 28 9 7 32 32 26 24 26 26 5 26 26 28 28 27 18 29 26 27 26 2...

Page 33: ...by the inch 13 48059 01 Hose Clamp 14 48935 01 Tee Union Pushlock Hose 15 48482 Hose 1 4 Pushlock Order by the inch 16 48853 Hose Dump Valve 17 48350 05 Elbow 90 Deg 18 48856 Inlet Hose 3 4 ID 19 4893...

Page 34: ...30 10 11 14 15 12 13 17 16 18 17 14 20 8 5 9 21 10 23 24 11 13 15 2 26 14 8 5 7 6 5 4 5 4 31 30 28 11 27 3 1 6 31 CONTROL LINKAGE 29 19 25 12 sgb011 CONTROL LINKAGE...

Page 35: ...Female THD 3 8 24 13 04021 09 Hex Locknut Elastic Stop 3 8 16 14 04020 14 Hex Nut 3 8 24 15 44044 Control Rod 16 48512 Bolt Hex Head 3 8 24 x 6 3 4 17 43257 Bushing Spring Keeper 18 48463 Spring Neut...

Page 36: ...5 12 21 15 5 13 19 10 A E F 11 17 16 17 18 18 9 24 21 26 23 22 28 30 31 32 33 29 27 31 32 33 35 34 25 25 INSTRUMENT PANEL AND ELECTRICAL COMPONENTS D 1 21 B 20 STHM99IP E PTO Switch Connector INSTRUME...

Page 37: ...10 32 x 50 11 48798 Keyswitch 12 Lockwasher 5 8 Int Tooth 13 Nut Special 5 8 32 14 48017 02 Ignition Key and Ring Assy 15 482315 Choke Control 16 48879 Throttle Control 17 04031 01 Lockwasher 10 Ext T...

Page 38: ...7 28 29 30 36 32 33 34 35 38 39 19 31 47 48 45 49 50 51 52 53 52 56 57 60 58 52 51 42 64 61 62 63 65 1 2 3 4 5 6 7 5 8 21 20 18 14 16 15 9 10 11 12 13 26 40 46 41 43 42 44 45 42 66 58 55 59 2 42 37 37...

Page 39: ...68 482110 Arm Rest Bracket Right Hand Ref Part No Number Description Ref Part No Number Description 1 46715 Steering Frame includes Bshgs and Fittings 2 48100 01 Bronze Bushing 7 8 ID x 1 0 Flanged 3...

Page 40: ...36 4 3 2 5 10 6 7 9 10 11 6 14 15 5 13 11 1 12 11 10 5 10 6 6 11 6 11 11 24 23 22 21 20 19 18 17 16 4 12 BRAKE LINKAGE 8 Deck Weldment 6 SGB050...

Page 41: ...0 04041 07 Flat Washer 3 8 391 x 938 x 105 11 04021 09 Hex Nut Elastic Stop 3 8 16 12 04003 11 Carriage Bolt 3 8 16 x 1 1 4 13 04001 21 Hex Head Bolt 3 8 16 x 1 3 4 14 421339 Lever Brake 15 04020 12 H...

Page 42: ...SOLENOID TO ENGINE KEY SWITCH FOOT PEDAL INTERLOCK BRAKE INTERLOCK MOWER CLUTCH POSITIVE HOURMETER NEGATIVE HOURMETER FUSES POSITIVE AMMETER NEGATIVE AMMETER MOWER ENGAGEMENT PTO SWITCH CONNECTOR RED...

Page 43: ...8 16 Ref Part No Number Description 1 48043 Winch Assembly Incl 1 7 11 13 15 23 2 204803 Locknut 7 16 14 3 404409 Ratchet Pawl 4 205167 Ratchet Bolt 5 205055 Flatwasher 6 404166 Ratchet Spacer 7 2043...

Page 44: ...81956 Decal 72 Advantage 12 482817 Decal Height of Cut Ref Part No Number Description 1 481971 Decal Heavy Duty Commercial 2 48314 Decal Scag Logo Cutter Deck 2a 48968 Decal Scag Logo Battery Box Fron...

Page 45: ...and the expense 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 cau...

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