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OPERATOR’S MANUAL
MODEL STWC
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.
© 2004 PART NO. 03163
SCAG POWER EQUIPMENT PRINTED 10/04
DIVISION OF ME
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WARNING: FAILURE TO FOLLOW SAFE OPERATING PRACTICES MAY RESULT IN SERIOUS INJURY. * Keep all shields in place, especially the grass discharge chute. * Before performing any maintenance or service, stop the machine and remove the spark plug wire and ignition key. * If a mechanism becomes clogged, stop the engine before cleaning. * Keep hands, feet and clothing away from power-driven parts. * Read this manual completely as well as other manuals that came with your mower. * Keep others
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TABLE OF CONTENTS SUBJECT PAGE Section 1 - General Information 1.1 Introduction .............................................................................................................................1 1.2 Directional Reference.............................................................................................................1 1.3 Servicing the Engine and Drive Train Components ................................................................1 1.3 Symbols .....................
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TABLE OF CONTENTS (CONT'D) SUBJECT PAGE Section 6 - Adjustments 6.1 Parking Brake Adjustment .................................................................................................... 22 6.2 Travel Adjustments ...............................................................................................................23 6.3 Throttle Control and Choke Adjustments .............................................................................. 24 6.4 Belt Adjustment .....................
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Section 1 GENERAL INFORMATION Scag approved attachments and accessories: 1.1 INTRODUCTION GC-STC (p/n 9038) GC-STC-CS (p/n 9040) Your mower was built to the highest standards in the Mulch Plate (p/n 9260, 9261) industry. However, the prolonged life and maximum Hurricane Mulch (p/n 9265, 9266) efficiency of your mower depends on you following the STC Hitch (p/n 9241) operating, maintenance and adjustment instructions in this STC - Lights (p/n 9274) manual. Tiger Striper (p/n 9269) Blade Buddy (
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ISO Symbols CE Mark SYMBOL DESCRIPTION SYMBOL DESCRIPTION Choke Transmission Parking Brake Spinning Blade 48071S On/Start Spring Tension on Idler Off/Stop Oil WARNING Falling Hazard FALLING HAZARD USE ONLY SCAG APPROVED RIDING ATTACHMENTS 481109 SEE OPERATOR'S MANUAL 2
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SYMBOL DESCRIPTION SYMBOL DESCRIPTION Slow Fast Cutting Element - Basic symbol Continuously Variable - Linear Cutting Element - Engage Pinch Point 481039S Hourmeter/Elapsed Operating Hours Cutting Element - Disengage Read Operator's Manual Thown Object Hazard Keep Bystanders Away 3
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Section 2 SAFETY INFORMATION 2.1 INTRODUCTION Your mower is only as safe as the operator. The signal word “DANGER” denotes that an extremely Carelessness or operator error may result in serious hazardous situation exists on or near the machine that bodily injury or death. Hazard control and accident could result in high probability of death or irrepairable prevention are dependent upon the awareness, concern, injury if proper precautions are not taken. prudence, and proper training of the perso
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Section 2 2.3 BEFORE OPERATION 12. DO NOT add fuel to a running or hot engine. Allow CONSIDERATIONS (CONT'D) the engine to cool for several minutes before adding fuel. 6. If the operator(s) or mechanic(s) cannot read English or Spanish, it is the owner's responsibility to explain 13. Keep flammable objects (cigarettes, matches, etc.), this material to them. open flames and sparks away from the fuel tank and fuel container. 7. DO NOT wear loose fitting clothing. Loose clothing, jewelry or long h
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Section 2 13. Take all possible precautions when leaving the machine 2.4 OPERATION CONSIDERATIONS unattended, such as disengaging the mower, lowering (CONT'D) the attachments, setting the parking brake, stopping the engine, and removing the key. 3. To prevent tipping or loss of control, start and stop smoothly, avoid unnecessary turns and travel at reduced 14. Disengage power to the attachments when transporting speed. or when not in use. 4. When using any attachment, never direct the discharge
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Section 2 This mower has been designed for good traction and stability INSPECT BUCKLE under normal mowing conditions. However, caution must & LATCH be used when traveling on slopes, especially when the grass is wet. Do not mow on wet grass. Wet grass reduces traction and steering control. INSPECT WEBBING Any or all parts of the Roll Over Protection System MUST NOT be removed. Failure to adhere to this guideline could result in injury or death. Figure 2-1 Seat Belt Inspection The potential exposu
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Section 2 6. To reduce fire hazard, keep the cutting units, drives muffler and engine free of grass, leaves, excessive grease, oil and dirt. 7. Park the machine on level ground and engage the parking brake. 8. NEVER allow untrained personnel to service the machine. 9. Use care when checking blades. Wrap the blade(s) or wear gloves and use caution when servicing blades. Only replace blades. NEVER straighten or weld blades. 10. Keep all parts in good working condition. Replace all worn or dama
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Section 2 2.7 SAFETY AND INSTRUCTIONAL DECALS 481039 482285 481568 482286 482290 482291 482834 482709 483023 2005 STC &STWC Safety Decals Rev 1 9
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Section 3 SPECIFICATIONS 3.1 ENGINE General Type .............................................................................. Heavy Duty Industrial/Commercial Gasoline Brand ......................................................................................... Kohler Horsepower ................................................................................ 27 hp (Spec. #) ( Scag Model STWC61A-27CV) 25 hp (Spec. #FH721V) ( Scag Model STWC52A-25KA) Type 4 Cycle Gasoline, Twin Cylinder, Horiz
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Section 3 -NOTE- 3.3 TRACTOR (CONT'D) The machine will travel at 10 mph for Travel Speed: transport purposes. For best cutting Forward ................................................................................. 0-10 MPH performance the forward travel speed Reverse .................................................................................. 0-5 MPH should be adjusted depending upon the 3.4 CUTTER DECK cutting conditions. Type: ........................
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Section 4 OPERATING INSTRUCTIONS 1. Ignition Switch (Figure 4-1). Used to start the engine and has three positions; OFF, ON, and CAUTION: START. Do not attempt to operate this mower unless you have read this manual. Learn the location and 2. Mower Deck Switch (Figure 4-1). Used to purpose of all controls and instruments before you engage and disengage the mower drive system. operate this mower. Pulling up on the switch will engage the deck drive. Pushing down on the switch will disengage the
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Section 4 DUMP VALVE 5. Hourmeter (Figure 4-1). Indicates the number of CONTROL LEVERS hours the engine has been operated. It operates whenever the ignition key switch is in the ON position. It can be used to keep track of maintenance intervals and the amount of time required to perform various tasks. 6. Fuse Holders (Figure 4-1). Two 20-amp fuses protect the mower’s electrical system. To replace fuses, pull fuse out of the socket and install a new fuse. 7. Left Steering Control (Figure 4-1
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Section 4 6. Turn the ignition key to the START position and 4.3 INITIAL RUN-IN PROCEDURES (First release the key as soon as the engine starts. Do not Day of Use or Approximately 10 Hours) hold the key in the START position for more than 15 seconds at a time. Allow at least 60 seconds 1. Check all belts for proper alignment and wear at 2, 4 between each cranking attempt to prevent and 8 hours. overheating of the starter motor. Prolonged cranking can damage the starter motor and shorten
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Section 4 To steer the mower right while traveling forward, pull the To steer right while traveling in reverse, allow the right right steering control lever back. The further the lever is steering control lever to move forward. The further the pulled back, the quicker the mower will turn right. control is allowed to move forward, the quicker the mower will turn right. -NOTE- Smooth operation of the steering levers will To stop the reverse travel, allow the steering control produce smooth mower
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Section 4 3. To disengage the deck drive, push the switch in to park the machine on an incline. the disengage position. 2. Place the steering control levers in the neutral position. 4. Always operate the engine at full throttle to properly maintain cutting speed. If the engine starts to lug 3. Disengage the cutter blades. down, reduce the forward speed and allow the engine to operate at maximum RPM. 4. Slow the engine to idle speed. 4.7 HILLSIDE OPERATION 5. Engage the parking brake. 6. Turn th
