Manuals / Scag Power Equipment / Lawn and Garden / Lawn Mower

Scag Power Equipment STT-31BSG manual Fast, Slow, Continuously Variable - Linear, Pinch Point

Models: STT-31BSG

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SYMBOL	DESCRIPTION	SYMBOL	DESCRIPTION

	Fast		Slow

Continuously Variable - Linear

Cutting Element - Basic symbol

Pinch Point

Cutting Element - Engage

Hourmeter/Elapsed Operating Hours

Cutting Element - Disengage

Thown Object Hazard Keep Bystanders Away

Read Operator's Manual

Page 7

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Scag Power Equipment STT-31BSG Fast, Slow, Continuously Variable - Linear, Cutting Element - Basic symbol, Pinch Point

Contents

MODEL STT-31BSG OPERATOR’S MANUALSTT-31BSG SMST-61A SMST-72A REMEMBER - YOUR MOWER IS ONLY AS SAFE AS THE OPERATORFAILURE TO FOLLOW SAFE OPERATING PRACTICES MAY RESULT IN SERIOUS INJURYSection 1 - General Information TABLE OF CONTENTSSection 2 - Safety Information SUBJECTTABLE OF CONTENTS CONTD 1.2 DIRECTION REFERENCE GENERAL INFORMATIONSection 1.1 INTRODUCTIONCE Mark ISO SymbolsChoke TransmissionContinuously Variable - Linear Cutting Element - Basic symbolFast Slow2.3 BEFORE OPERATION CONSIDERATIONS SAFETY INFORMATION2.2 SIGNAL WORDS 2.1 INTRODUCTION2.4 OPERATION CONSIDERATIONS 2.3 BEFORE OPERATION CONSIDERATIONS CONTDSection 2.4 OPERATION CONSIDERATIONS CONTD 2.5 MAINTENANCE CONSIDERATIONSSection NEUTRAL ADJUSTMENT 2.6 SAFETY AND INSTRUCTIONAL DECALSINSTALL BELT COVER BEFORE OPERATING MACHINE IMPORTANT ADJUSTMENT PROCEDURESSPECIFICATIONS ENGINEENGINE DECK DRIVE SYSTEMSCAG “SABRE TOOTH TIGER” ZERO-TURN RIDER SPECIFICATIONS CONTADDITIONAL SPECIFICATIONS APPROXIMATE DIMENSIONS4.1 CONTROLS AND INSTRUMENT IDENTIFICATION OPERATING INSTRUCTIONSSection Section 4.2 SAFETY INTERLOCK SYSTEMFigure 4-2 Dump Valve Control Section 4.4 STARTING THE ENGINE4.5 GROUND TRAVEL AND STEERING Forward TravelSection Reverse Travel4.6 ENGAGING THE DECK DRIVE CUTTER BLADES Figure 4-3 Cutter Engage SwitchSection 4.7 HILLSIDE OPERATION4.8 PARKING THE MOWER 4.9 AFTER OPERATION4.12 RECOMMENDATIONS FOR MOWING ROTATING BLADES4.10 REMOVING CLOGGED MATERIAL 4.11 MOVING MOWER WITH ENGINE STOPPEDFigure 4-7 Deck Release Lever 4.13 ADJUSTING CUTTING HEIGHTFigure 4-6 Adjusting Cutting Height SectionCURE TROUBLESHOOTING CUTTING CONDITIONSCONDITION CAUSECAUSE TROUBLESHOOTING CONTDSection CONDITIONCAUSE Section TROUBLESHOOTING CONTDthe Ground CONDITIONSection ADJUSTMENTS6.1 PARKING BRAKE ADJUSTMENT 6.2 TRAVEL ADJUSTMENTSSection Neutral Adjustment6.5 BELT ALIGNMENT Tracking Adjustment6.3 THROTTLE CONTROL AND CHOKE ADJUSTMENTS 6.4 BELT ADJUSTMENTSection 6.6 CUTTER DECK ADJUSTMENTSCutter Deck Level Cutter Deck PitchFigure 6-7. Cutter Deck Stop Cutter Deck HeightFigure 6-6. Cutter Deck Height Adjustment Section7.1 MAINTENANCE CHART - RECOMMENDED SERVICE INTERVALS MAINTENANCESection Replace cutter deck gearbox lubricant MAINTENANCE CHART - RECOMMENDED SERVICE INTERVALS CONTD7.2 LUBRICATION GREASE FITTING LUBRICATION CHART SEE FIGURE SectionLUBRICANT / INTERVAL LITHIUM MP WHITE GREASE 2125 40 HOURS / WEEKLY SectionFigure 7.1 Lubrication Fitting Points GREASE FITTING LUBRICATIONFigure 7-2 Hydraulic Oil Reservoir 7.3 HYDRAULIC SYSTEM A. Checking Hydraulic Oil LevelB. Changing Hydraulic Oil SectionB. Changing Engine Crankcase Oil 7.4 ENGINE OILC. Changing Hydraulic Oil Filter Element A. Checking Engine Crankcase Oil Level7.5 ENGINE FUEL SYSTEM 7.6 ENGINE AIR CLEANERA. Cleaning and/or Replacing Air Cleaner Element 7.7 BATTERY A. Checking Electrolyte Level and Cleaning BatterySection B. Charging the Battery7.9 CUTTER BLADES A. Blade Inspection C. Jump Starting7.8 DRIVE BELTS B. Blade Sharpening7.10 TIRES C. Blade ReplacementSection B. Changing Lubricant 7.11 CUTTER DECK GEARBOX A. Checking Lubricant Level7.12 COOLING SYSTEM A. Checking Coolant LevelSection B. Cleaning the Radiator Debris ScreenC. Checking The Fan Belt Tension 7.13 BODY, DECK, AND UPHOLSTERY7048 61A, 72A CUTTER DECKSSTT-BSG-2001CD Description 61A, 72A CUTTER DECKSRef. Part PartCUTTER DECK CUTTER DECK CONTROLS2001 STTBSG-CDC Part CUTTER DECK CONTROLSDescription TO A SHEET METAL COMPONENTS2001 STTBSG-SMC No. No SHEET METAL COMPONENTSRef. Part Ref. Part63 A B DECK DRIVE COMPONENTSTo A ENGINEDescription DECK DRIVE COMPONENTSRef. Part PartTO A RADIATOR, COOLERS & ENGINE BRACKETSRef. Part No. No. Description RADIATOR, COOLERS & ENGINE BRACKETS32 STT99B&SC BRAKE AND STEERING COMPONENTSTO RH PUMP TO LH PUMPDescription BRAKE AND STEERING COMPONENTSRef. Part PartTO E FUEL AND HYDRAULIC SYSTEMENGINE CARBDescription FUEL AND HYDRAULIC SYSTEMRef. Part PartELECTRICAL SYSTEM Ref. Part No. No. Description ELECTRICAL SYSTEMSTT 2K BDP-21 HYDRAULIC PUMP ASSEMBLY - BDP-21LPart HYDRAULIC PUMP ASSEMBLY - BDP-21LDescription WHT W/PINK WIRE HARNESS, STT - 31BSG PART NUMBERWHITE W/RED RED W/WHTCommercial REPLACEMENT DECALS AND INFORMATION PLATESINSTALL BELT COVER BEFORE Heavy-Duty481937 REPLACEMENT DECALS AND INFORMATION PLATES48825 48314 481588LIMITED WARRANTY - COMMERCIAL EQUIPMENT DIVISION OF METALCRAFT OF MAYVILLE, INC SCAG POWER EQUIPMENT2000 PRINTED 11/00