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OPERATOR’S MANUAL
MODEL SW
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. 03145
SCAG POWER EQUIPMENT PRINTED 7/04
DIVISION OF METAL
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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 MODEL SW SUBJECT PAGE Introduction .................................................................................................. 1 Direction Reference..................................................................................... 1 Servicing the Engine ................................................................................... 1 Symbols.................
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TABLE OF CONTENTS (CONTINUED) SUBJECT PAGE Illustrated Parts List SWM-32", 36" Cutter Deck .......................................................................... 20-21 SWM-48", 52" Cutter Deck .......................................................................... 22-23 Notes .......................................................................................................... 24 Caster Assembly .........................................................................................
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GENERAL INFORMATION INTRODUCTION Your mower was built to the highest standards in the USE ONLY SCAG APPROVED ATTACHMENTS industry. However, the prolonged life and maximum AND ACCESSORIES. efficiency of your mower depends on you following the Attachments and accessories manufactured by operating, maintenance and adjustment instructions in this companies other than Scag Power Equipment are not manual. approved for use on this machine. Using unapproved attachments, (especially "stand-up" riding att
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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 Thrown Object Hazard Keep Bystanders Away 3
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SAFETY INFORMATION GENERAL SAFETY INFORMATION Signal Word: Your mower is only as safe as the operator. The signal word is a distinctive word found on the safety Carelessness or operator error may result in serious decals on the machine and throughout this manual that bodily injury or death. Hazard control and accident alerts the viewer to the existence and relative degree of prevention are dependent upon the awareness, concern, the hazard. prudence, and proper training of the personnel involved
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BEFORE OPERATION CONSIDERATIONS (CONT'D) C. Never remove the gas cap or add fuel with the 4. Always wear appropriate clothing, loose fitting clothing, long hair or jewelry could get tangled in engine running. Allow the engine to cool before moving parts. Do not operate the machine wearing fueling. shorts; always wear adequate protective clothing including long pants. Wearing safety glasses, safety D. Never fuel the machine indoors or in an enclosed shoes and a helmet is advisable and is requir
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BEFORE OPERATION CONSIDERATIONS (CONT'D) 6. Using the machine demands attention. To prevent loss of control: A. Mow only in daylight or when there is good ROTATING BLADES artificial light. NEVER PUT YOUR HANDS INTO THE DISCHARGE B. Be alert for holes, rocks, roots and other hidden CHUTE FOR ANY REASON! Shut off the engine and hazards in the terrain. Keep away from any remove the key and only then use a stick or similar dropoff. Beware of overhead obstructions (low object to remove material if
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OPERATION CONSIDERATIONS (CONT'D) 16. DO NOT operate the machine under the influence of alcohol or drugs. 17. Use care when loading or unloading the machine ROTATING BLADES onto a truck or trailer. NEVER PUT YOUR HANDS INTO THE DISCHARGE CHUTE FOR ANY REASON! 18. Use care when approaching blind corners, shrubs, trees, or other objects that may obscure vision. 11. Keep hands and feet away from cutter blades and moving parts. Contact can injure. 19. Do not change the engine governor settings or o
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MAINTENANCE AND STORAGE (CONT'D) 9. Let the engine cool before storing. 6. Apply lubricant to all the grease fittings. Lubricant was applied at the factory. This is just a 10. DO NOT store the machine near an open flame. precautionary check to make sure that all the fittings have been lubricated. 11. Shut off fuel while storing or transporting. MOWER OPERATION 12. Always store gasoline in a safety-approved, red container. 1. Read and understand the safety instructions before attempting to operat
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MOWER OPERATION (CONT'D) CUTTER DECK BELT ADJUSTMENTS CAUTION: Stop engine and remove the key from the ignition before making any adjustments. Wait for all moving PULL UP TO ENGAGE parts to come to a complete stop before beginning PUSH DOWN TO DISENGAGE work. 390S0138 -NOTE- 1. Remove the belt cover. When PTO is engaged or (possibly) disengaged, a squealing sound from the underside of the 2. Adjust the cutter deck drive belt using a belt tension machine is normal. It is caused by the electric ga
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CUTTER DECK BELT ADJUSTMENTS (CONT'D) 2. Adjust the steering brake rods so that the brakes do BELT TENSION CUTTER DECK ADJUSTMENT IDLER ADJUSTMENT not apply until the steering levers are pulled tight to IDLER the handles. When the steering levers are locked in the neutral position the machine should move freely. DISCHARGE AREA CUTTER DECK ADJUSTMENTS Due to the many cutting conditions that exist, it is difficult SC402G CHECK BLADE DRIVE BELT TENSION HERE to suggest a cutter deck setting that wil
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X CUTTER DECK ADJUSTMENTS (CONT'D) Caster spacers also can be repositioned to change cutting heights and to change the pitch of the deck. (See Figure 6). Pin Spacers 2002SGB005 Figure 6. Caster Wheel Spacers 2002 SC407G BLADE HEIGHT ADJUSTMENT Figure 7. Blade Spacers Adjusting the blade height can be done by moving any number of the five smaller 1/4" spacers on the blade CUTTER BLADES mounting bolts to the top of the spindle shaft or below the spindle shaft. Do not sharpen beyond 1/3 of the widt
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CUSTOM-CUT BAFFLE ADJUSTMENT The Custom-Cut Baffle is designed to deliver optimum 2. Move the Custom-Cut Baffle to desired position. (See airflow and superior cutting performance in any type of Figures 10 through 12 for position) grass. The Custom-Cut Baffle can be raised or lowered 3. Reinstall the mounting hardware as shown. (See Figures to precisely tailor the deck's performance for the type of 10 though 12). Torque hardware to 39ft.lbs. grass being cut. The baffle can be set in three (3) dif
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CHECKING ENGINE CRANKCASE OIL LEVEL The engine oil level should be checked after every 8 3. Repair damaged metal surfaces using Scag touch-up hours of operation or daily as instructed in the Engine paint (P/N 48521) available from your authorized Operator’s Manual furnished with this mower. Scag dealer. Wax the mower with an automotive paint wax for maximum paint protection. CHANGING ENGINE CRANKCASE OIL After the first 5 hours of operation, change the engine crankcase oil and replace the oil fi
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LUBRICATION & MAINTENANCE BREAK-IN + Grease spindle until grease comes out the relief valve. 8 HOURS (DAILY) Compatible Greases: Lidok EP #2 (found at industrial shops) Ronex MP (Exxon service stations) 40 HOURS (WEEKLY) Shell Alvania (Shell service stations) 100 HOURS (BIWEEKLY) Mobilux #2 (Mobil service stations) Super Lub M EP #2 (Conoco service stations) 500 HRS OR ANNUALLY COMMENTS PROCEDURE X Check all hardware for proper tightness X Change engine oil and filter at 5 hours X Check engine
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TROUBLESHOOTING CUTTING CONDITIONS CAUSE CURE CONDITION Stringers - Occasional Low engine RPM Run engine at full 3600 RPM Blades of Uncut Grass Ground speed too fast Slow speed to adjust for conditions Wet grass Cut grass after it has dried out Dull blades, incorrect sharpening Sharpen blades Deck plugged, grass accumulation Clean underside of deck Width of Deck Belts slipping Adjust belt tensions SGB020 Streaking - Strips of Dull, worn blades Sharpen blades Uncut Grass in Cutting Path Incorrect
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TROUBLESHOOTING CUTTING CONDITIONS CAUSE CURE CONDITION Uneven Cut on Flat Lift worn off of blade Replace blade Ground - Wavy High-Low Blade upside down Mount with cutting 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 See your authorized SCAG dealer Bent spindle area See your authorized SCAG dealer Dull blade Sharpen blade Wi
