Scag Power Equipment STC Operator's Manual
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Scag Power Equipment STC Operator's Manual

Scag Power Equipment STC Operator's Manual

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MODEL STC
PART NUMBER 03079

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Summary of Contents for Scag Power Equipment STC

  • Page 1 MODEL STC PART NUMBER 03079...
  • Page 2 WARNING: REMEMBER - YOUR MOWER IS ONLY AS SAFE AS THE OPERATOR! Hazard control and accident prevention are dependent upon the awareness, concern, prudence, and proper training of the personnel involved in the operation, transport, maintenance, and storage of the equipment.

  • Page 5: General Information

    Section 1 GENERAL INFORMATION 1.1 INTRODUCTION 1.2 DIRECTION REFERENCE 1.3 SERVICING THE ENGINE AND DRIVE TRAIN COMPONENTS SCAG Power Equipment SERIAL NUMBER Model Serial PLATE LOCATION STC 2K SPL Figure 1-1 Tractor Serial Number Plate Location...

  • Page 6: Safety Information

    Section 2 SAFETY INFORMATION 2.1 INTRODUCTION WARNING: CAUTION: 2.2 SIGNAL WORDS 2.3 BEFORE OPERATION CONSIDERATIONS Signal Word:...

  • Page 7: Operation Considerations

    Section 2 2.3 BEFORE OPERATION CONSIDERATIONS (CONT'D) -NOTE- WARNING: This machine is equipped with an interlock system intended to protect the operator and others from injury. This is accomplished by preventing the 2.4 OPERATION CONSIDERATIONS engine from starting unless the deck drive is disengaged, the parking brake is on, the steering control levers are in the neutral position and the operator is in the seat.

  • Page 8: Maintenance Considerations

    Section 2 2.4 OPERATION CONSIDERATIONS (CONT'D) 2.5 MAINTENANCE CONSIDERATIONS...

  • Page 9: Operating Machine

    Section 2 2.6 SAFETY AND INSTRUCTIONAL DECALS WARNING DANGER INSTALL BELT COVER BEFORE OPERATING MACHINE SPINNING BLADE READ OPERATOR'S MANUAL 481039 KEEP CLEAR FORWARD CONTACT CAN INJURE 48071 REVERSE WARNING 481568 ROTATING BLADES AND BELTS CAUTION KEEP HANDS, FEET & CLOTHING CLEAR KEEP ALL GUARDS IN PLACE AVOID INJURY FROM SHUT OFF ENGINE &...

  • Page 10: Specifications

    Section 3 SPECIFICATIONS 3.1 ENGINE 3.2 ELECTRICAL 3.3 TRACTOR...

  • Page 11: Cutter Deck

    Section 3 3.3 TRACTOR (CONT'D) 3.4 CUTTER DECK 3.6 HYDRAULIC SYSTEM 3.7 PRODUCTIVITY...

  • Page 12: Controls And Instrument Identification

    Section 4 OPERATING INSTRUCTIONS CAUTION: 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 mower. 4.1 CONTROLS AND INSTRUMENT IDENTIFICATION DECK LIFT LEFT STEERING RIGHT STEERING CONTROL...

  • Page 13: Safety Interlock System

    Section 4 DUMP VALVE CONTROL LEVERS STC99DVC Figure 4-2 Dump Valve Control 4.2 SAFETY INTERLOCK SYSTEM WARNING: Never operate the mower with the interlock system disconnected or malfunctioning. Do not disengage or bypass any switch; injury to yourself and others or property damage could result.

  • Page 14: Ground Travel And Steering

    Section 4 4.5 GROUND TRAVEL AND STEERING 4.4 STARTING THE ENGINE CAUTION: DO NOT USE STARTING FLUIDS. Use of starting fluids in the air intake system may be potentially explosive or cause a “runaway” engine condition that could result in engine damage and/or personal injury.

  • Page 15: Engaging The Deck Drive (Cutter Blades)

    Section 4 4.6 ENGAGING THE DECK DRIVE (CUTTER BLADES) Reverse Travel CAUTION: Disengage power to the mower before backing up. Do not mow in reverse unless absolutely necessary and then only after observation of the entire area behind the mower. CAUTION: Before backing up, observe the rear for persons and obstructions.

  • Page 16: After Operation

    Section 4 4.9 AFTER OPERATION 4.7 HILLSIDE OPERATION WARNING: DO NOT operate on steep slopes. To check a slope, attempt to back up it (with the cutter deck down). If the machine can back up the slope without the wheels slipping, reduce speed and use extreme caution.
  • Page 17 Section 4 4.10 REMOVING CLOGGED MATERIAL ROTATING BLADES NEVER PUT YOUR HANDS INTO THE DISCHARGE CHUTE FOR ANY REASON! Shut off the engine and remove the key and only then use a stick or similar object to remove material if clogging has occurred. 4.11 MOVING MOWER WITH ENGINE STOPPED 4.12 RECOMMENDATIONS FOR MOWING...

  • Page 18: Adjusting Cutting Height

    Section 4 4.13 ADJUSTING CUTTING HEIGHT LANYARD PIN WARNING: Do not adjust the cutting height with the mower blades rotating. Disengage the power to the cutter blades and then adjust cutting height. STC99ACH HEIGHT ADJUSTMENT PEDAL DECK RELEASE LEVER STC99DRL...

  • Page 19: Troubleshooting Cutting Conditions

    Section 5 TROUBLESHOOTING CUTTING CONDITIONS CAUSE CURE CONDITION Stringers - Occasional Blades of Uncut Grass Width of Deck SGB020 Streaking - Strips of Uncut Grass in Cutting Path Width of Deck SGB018 Streaking - Strips of Uncut Grass Between Cutting Paths Width Width Deck...
  • Page 20 Section 5 TROUBLESHOOTING (CONT'D) CAUSE CURE CONDITION Uneven Cut on Flat Ground - Wavy High-Low Appearance, Scalloped Cut, or Rough Contour Width of Deck SGB020 Uneven Cut on Uneven Ground - Wavy Appearance, High-Low Scalloped Cut, or Rough Contour Width of Deck SGB021 Sloping Ridge Across Width of Cutting Path...
  • Page 21 Section 5 TROUBLESHOOTING (CONT'D) CAUSE CURE CONDITION Scalping - Blades Hitting Dirt or Cutting Very Close to the Ground Width of Deck SGB022 Step Cut - Ridge in Center of Cutting path Width of Deck SGB024 Slope Cut - Sloping Ridges Across Width of Cutting Path Width of Deck...

  • Page 22: Parking Brake Adjustment

    Section 6 ADJUSTMENTS 6.1 PARKING BRAKE ADJUSTMENT WARNING: -NOTE- Do not operate the mower if the parking brake is not operable. Possible severe injury could result. Loosen Here Loosen Here 3-1/4" to 3-1/2" STC99BA LOOSEN HERE 1/8" 390S0153 TRAVEL ADJUSTMENTS...
  • Page 23 Section 6 Neutral Adjustment LOOSEN HERE LOOSEN HERE ADJUST HERE ADJUST HERE LEFT STEERING CONTROL ROD RIGHT STEERING CONTROL ROD STC2KLSCRA STC2KRSCRA...
  • Page 24 Section 6 Tracking Adjustment CAUTION: Stop the engine and remove the key from the ignition before making any adjustments. Wait for all moving parts to come to a complete stop before beginning work. -NOTE- CAUTION: The engine and drive unit can get hot during operation causing burn injuries.

  • Page 25: Cutter Deck Adjustments

    Section 6 6.6 CUTTER DECK ADJUSTMENTS -NOTE- Cutter Deck Pitch Cutter Deck Level -NOTE- LOCK NUT CUTTER DECK ADJUSTING BOLT STC99CDA...

  • Page 26: Control Rod

    Section 6 Cutter Deck Height -NOTE- LANYARD PIN LOOSEN HERE CONTROL ROD HEIGHT ADJUSTMENT PEDAL STC99CDHA 1/4" DECK STOP STC99CDS...

  • Page 27: Maintenance

    Section 7 MAINTENANCE 7.1 MAINTENANCE CHART - RECOMMENDED SERVICE INTERVALS HOURS Break-In 40 100 200 500 Procedure Comments (First 10)
  • Page 28 Section 7 MAINTENANCE CHART - RECOMMENDED SERVICE INTERVALS (CONT'D) HOURS Break-In 40 100 200 500 Procedure Comments (First 10) 7.2 LUBRICATION - GREASE FITTING LUBRICATION CHART (SEE FIGURE 7-1) LUBRICATION NO. OF LOCATION INTERVAL LUBRICANT PLACES...
  • Page 29 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 ) CHASSIS GREASE ( 500 HOURS / YEARLY ) 390S0145A Figure 7.1 Lubrication Fitting Points...

  • Page 30: Hydraulic Oil Reservoir

    Section 7 7.3 HYDRAULIC SYSTEM B. Changing Hydraulic Oil A. Checking Hydraulic Oil Level HYDRAULIC OIL DRAIN PLUG STC99HODP HYDRAULIC OIL RESERVOIR STC99HOR...

  • Page 31: Engine Oil

    Section 7 C. Changing Engine Oil Filter HYDRAULIC OIL FILTER ENGINE OIL FILLER STC99HOF ENGINE OIL FILTER ENGINE OIL DRAIN PLUG STC99EOP ENGINE OIL ENGINE OIL FILLER DRAIN PLUG ENGINE OIL FILTER 7.4 ENGINE OIL STC99KEOP A. Checking Engine Crankcase Oil Level 7.5 ENGINE FUEL SYSTEM A.

  • Page 32: Engine Air Cleaner

    Section 7 7.6 ENGINE AIR CLEANER A. Cleaning and/or Replacing Air Cleaner Element To avoid injury from burns, allow the mower to cool before removing the fuel tank cap and refueling. FUEL FILTER STC99EFF FUEL FILTER STC99KFF...

  • Page 33: Chemical Burns

    Section 7 7.7 BATTERY WARNING: A. Checking Electrolyte Level and Cleaning Electric storage battery fluid contains sulfuric Battery acid which is POISON and can cause SEVERE CHEMICAL BURNS. Avoid contact of fluid with eyes, skin, or clothing. Use proper protective gear when handling batteries. DO NOT tip any battery beyond 45°...

  • Page 34: Drive Belts

    Section 7 WARNING: WARNING: BATTERIES PRODUCE EXPLOSIVE Always wear proper hand and eye protection GASES. Charge the battery in a well when working with cutter blades. ventilated space so gases produced while charging can dissipate. WARNING: Do not attempt to straighten a bent blade, and never weld a broken or cracked blade.
  • Page 35 Section 7 HEX NUT-TORQUE ANGLE BLADE BACK TO 75 LB-FT DO NOT CUT IN SPINDLE CUTTER SHAFT DECK "X" MUST NOT EXCEED HEX HEAD 1/3 BLADE WIDTH BOLT / NUT 390S0139 SPINDLE ASSEMBLY CUTTER BLADE SPACER CUTTER BLADE WASHER HEX HEAD BOLT 390S0160 C.

  • Page 36: Body, Deck, And Upholstery

    Section 7 7.11 BODY, DECK, AND UPHOLSTERY CAUTION: Do not wash any portion of the equipment while it is hot. Do not wash the engine; use compressed air.
  • Page 38 44 61 63 STC 2K CD40...
  • Page 40 59 60 STC 2K CD4852...
  • Page 41 Section 8 48", 48A”& 52A" CUTTER DECKS Ref. Part Ref. Part No. No. Description 48 52 No. No. Description 48 52 48677 Valve, Grease Relief 461310 Cutter Deck (Includes decals) 43294 Housing, Spindle 461311 Cutter Deck Advantage (Not Shown) 43312 Spacer, Outside 461313 Cutter Deck Advantage (Not Shown)
  • Page 42 CUTTER DECK STC 2K CDC...
  • Page 44 46 27 STC 2K SMC...
  • Page 46 STC 2K DSC...
  • Page 48 Kohler Only STC 2K EAPKA...
  • Page 50 TO RH PUMP TO LH PUMP STC 2K SSC...
  • Page 52 STC 2K BSC...
  • Page 54 ENGINE STC 2K FHS...
  • Page 56 STC 2K ESKA...

  • Page 58: Hydraulic Pump Assembly

    HYDRAULIC PUMP ASSEMBLY 390S0167...

  • Page 60: Replacement Decals And Information Plates

    48404 INSTALL BELT COVER BEFORE CUTTING OPERATING MACHINE HEIGHT READ OPERATOR'S MANUAL 481039 SLOW START CHOKE FAST MOWER DECK PULL OUT TO ENGAGE 482214 PUSH IN TO DISENGAGE 482216 FUEL VALVE FUEL TANK FUEL TANK 482213 482101 STC 2K RDP1...
  • Page 61 482219 482166 STC 2K RDP2...
  • Page 62 RH NEUTRAL LH NEUTRAL SWITCH SWITCH RED/WHT SEAT SWITCH INSTRUMENT PANEL BRAKE INTERLOCK SWITCH SWITCH GRN/BLK YEL/RED PINK LT/BLU HOURMETER MODULE PLUG RED/YEL LT/BLU MOWER ENGAGE SWITCH GRN/WHT GRN/BLK RED/YEL RELAY YEL/RED RED/YEL FUSES BATTERY 20 AMP STC 2K SKH...

  • Page 63: Limited Warranty - Commercial Equipment

    LIMITED WARRANTY - COMMERCIAL EQUIPMENT...
  • Page 64 ©...

This manual is also suitable for:

Stc40-17kaStc48-19kaStc48a-19kaStc48-20cvStc48a-20cvStc48-21ka ... Show all

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