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OPERATOR’S
MANUAL
SW
Walk-Behind
Model: SW32-15KAI
SW36A-15KH
SW36A-16KAI
SW36A-17KAI
SW48V-15KH
SW48V-16KAI
SW52V-17KAI
Congratulations on owning a Scag mower! This manual contains the operating
instructions and safety information for your Scag mower. Reading this manual
can provide you with assistance in maintenance and adjustment procedures to
keep your mower performing to maximum efficiency. The specific models that
this book covers are listed on the inside cover. Before operating
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WARNING FAILURE TO FOLLOW SAFE OPERATING PRACTICES MAY RESULT IN SERIOUS INJURY OR DEATH. • Read this manual completely as well as other manuals that came with your mower. • ALWAYS FOLLOW OSHA APPROVED OPERATION. • DO NOT operate on steep slopes. • Always travel across slopes. • DO NOT mow on wet grass. Wet grass reduces traction and steering control. • Keep all shields in place, especially the grass discharge chute. • Before performing any maintenance or service, stop the machine and
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R Table of Contents Table of Contents SECTION 1 - GENERAL INFORMATION ...................................................................................1 1.1 INTRODUCTION ...........................................................................................................................................1 1.2 DIRECTION REFERENCE ...........................................................................................................................1 1.3 SERvICING THE ENGINE AND DRIvE TRA
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R Table of Contents SECTION 6 - ADJUSTMENTS .................................................................................................18 6.1 DRIvE CONTROL ADJUSTMENTS ..........................................................................................................18 6.2 THROTTLE CONTROL AND CHOKE ADJUSTMENTS ............................................................................18 6.3 CUTTER DECK BELT ADJUSTMENTS ..............................................................
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R Section 1 GENERAL INFORMATION USE ONLY SCAG APPROvED ATTACHMENTS AND 1.1 INTRODUCTION ACCESSORIES. Your mower was built to the highest standards in the Attachments and accessories manufactured by companies industry. However, the prolonged life and maximum other than Scag Power Equipment are not approved for efficiency of your mower depends on you following the use on this machine. See Section 8-1. operating, maintenance and adjustment instructions in this manual. If additional informati
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R Section 1 1.4 SYMBOLS SYMBOL DESCRIPTION SYMBOL DESCRIPTION Choke Transmission Parking Brake Spinning Blade 48071S On/Start Spring Tension on Idler Off/Stop Oil Falling Hazard Thrown Object Hazard Fast Slow Continuously Variable - Linear Cutting Element - Basic Symbol Pinch Point Cutting Element - Engage 481039S Hour meter/Elapsed Operating Hours Cutting Element - Disengage STT MODELS CE Mark Seat must be installed under the seat hold down bracket during installation
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R Section 2 SAFETY INFORMATION 2.1 INTRODUCTION DANGER Your mower is only as safe as the operator. Carelessness or operator error may result in serious bodily injury The signal word “DANGER” denotes that an extremely or death. Hazard control and accident prevention are hazardous situation exists on or near the machine that dependent upon the awareness, concern, prudence, and could result in high probability of death or irreparable injury proper training of the personnel involved in the o
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R Section 2 7. If the operator(s) or mechanic(s) cannot read English 13. Keep flammable objects (cigarettes, matches, etc.), or Spanish, it is the owner's responsibility to explain open flames and sparks away from the fuel tank and this material to them. fuel container. Use only approved containers. 8. DO NOT wear loose fitting clothing. Loose clothing, 14. Equipment must comply with the latest requirements jewelry or long hair could get tangled in moving per SAE J137 and/or ANSI/ASAE S279 wh
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R Section 2 WARNING DANGER DO NOT use your hand to dislodge the clogged DO NOT run the engine inside a building or discharge chute. Use a stick or other device to a confined area without proper ventilation. remove clogged material after the engine has Exhaust fumes are hazardous and contain stopped running and the blades have stopped carbon monoxide which can cause brain injury turning. and death. 7. Be alert for holes, rocks, roots and other hidden 16. Keep hands and feet away from cutter
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R Section 2 4. Keep all nuts, bolts and screws tight, to ensure the machine is in safe working condition. Check blade mounting bolts frequently to be sure they are tight. 5. Do not change the engine governor settings or overspeed the engine. See the engine operator's manual for information on engine settings. 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. 8. NEVER allow
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R Section 2 2.7 SAFETY AND INSTRUCTIONAL DECALS WARNING WARNING INSTALL BELT COvER BEFORE DO NOT OPERATE WITHOUT DISCHARGE CHUTE, MULCHING OPERATING MACHINE KIT, OR ENTIRE GRASS CATCHER INSTALLED 483405 READ OPERATOR'S MANUAL 483402 483405 WARNING SPINNING BLADES ROTATING BLADES AND BELTS KEEP CLEAR * Keep hands, feet & clothing clear BLADE CONTACT & THROWN * Keep all guards in place OBJECTS CAN INJURE * Shut off engine & disengage blade 483505 clutch before servicing * Use caution in dir
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R Section 3 SPECIFICATIONS 3.1 ENGINE General Type ................................................................................................Heavy Duty Industrial/Commercial Gasoline Brand ......................................................................................................................................................Kohler, Kawasaki Horsepower: (Scag Model SW32-15KAI) .....................................................................................15 HP (Spec. # FH
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R Section 3 Cutting Height Adjustment ................................................................ Adjustment from, 1-3/4" to 4-1/4" in 1/4"increments Cutter Blades ............................................................................. 0.197 in. Thick, Milled Edge, Wear Resistant Marbain™ Blade Engagement ............................................................Electric Blade Engagement Clutch with Control Panel Switch Connected to the Cutter Deck through a Belt. Discharge Opening
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R Section 4 OPERATING INSTRUCTIONS 2. Mower Deck Switch (Figure 4-1). Used to engage and disengage the mower drive system. Pulling up CAUTION on the switch will engage the deck drive. Pushing down on the switch will disengage the deck drive. Do not attempt to operate this mower unless you 3. Engine Choke Control (Figure 4-1). Used to start have read this manual. Learn the location and a cold engine. purpose of all controls and instruments before you operate this mower. 4. Engine Throt
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R Section 4 7. Transmission Shift Lever (Figure 4-1). Used to 4.4 STARTING THE ENGINE select the forward speed or selecting reverse. The machine must be at a complete stop before shifting between gears or shifting between forward and reverse. CAUTION 8. Neutral Latch (Figure 4-1). Used to secure the belt drive system in neutral. Apply neutral latches when DO NOT USE STARTING FLUIDS. Use of starting parking the machine. fluids in the air intake system may be potentially explosive or cau
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R Section 4 FORWARD TRAvEL CAUTION To travel forward with the mower, select the desired speed using the transmission shift lever, pull steering / brake Before backing up, observe the rear for persons control levers upward, release the neutral latch for both and obstructions. Clear the area before backing sides and slowly release both the left and right steering / up. Possible injury or property damage could brake control levers. The higher the gear selected using the transmission shift
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R Section 4 4. Travel across the slope whenever possible. Never up and down the slope. 5. Keep tires properly inflated. 4.8 PARKING THE MOWER 1. Park the machine on a flat, level surface only. Do not park the machine on an incline. PULL UP TO ENGAGE 2. Disengage the cutter blades. PUSH DOWN TO DISENGAGE 3. Lock the neutral latches and shift the transmission into the neutral position. 390S0138 4. Slow the engine to idle speed. Figure 4-2. Cutter Engage Switch 5. Turn the ignition key to the OF
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R Section 4 3. Cut grass when it is dry and not too tall. Do not cut 4.10 REMOvING CLOGGED MATERIAL grass too short (cut off 1/3 or less of existing grass for best appearance). Mow frequently. 4. Keep mower and discharge chute clean. DANGER 5. When mowing wet or tall grass, mow the grass twice. Raise the mower to the highest setting for the first ROTATING BLADES pass and then make a second pass to the desired height. NEvER PUT YOUR HANDS INTO THE DISCHARGE 6. Use a slow travel speed for t
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R Section 5 TROUBLESHOOTING CUTTING CONDITIONS CONDITION CAUSE CURE STRINGERS - OCCASIONAL Low engine RPM Run engine at full 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 tension SGB020 STREAKING - STRIPS OF Dull, worn blades Sharpen blades UNCUT GRASS IN CUTTING PATH
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R Section 5 TROUBLESHOOTING CUTTING CONDITIONS (CONT'D) CONDITION CAUSE CURE U N E v E N C U T O N F L AT Lift worn from blade Replace blade GROUND - WAvY HIGH-LOW APPEARANCE, SCALLOPED Blade upside down Mount with cutting edge toward ground 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 Width of Deck
