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OPERATOR’S MANUAL
MODEL SWZ
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.
PART NUMBER 03056
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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 Introduction .................................................................................................. 1 General Safety Instructions .......................................................................... 1 Signal Words ............................................................................................... 1 Before Operating ......................................................................................... 2 While Operating...............
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TABLE OF CONTENTS (CONTINUED) SUBJECT PAGE Illustrated Parts List SWM-36"Cutter Deck ........................................................................ 16-17 SWM-48", 52", 61", 72" Cutter Decks...................................................... 18-19 Engine Deck................................................................................................ 20-21 Drive And Brake Components.................................................................. 22-23 Handle Assembly............
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INTRODUCTION SIGNAL WORDS Your mower was built to the highest standards in the industry. However, the prolonged life and maxi- mum efficiency of your mower depends on you following the operating, maintenance and adjust- ment instructions in this manual. This symbol means “Attention! Become Alert! “Attention! Become Alert! “Attention! Become Alert! “Attention! Become Alert! “Attention! Become Alert! Your Safety is Involved!" Your Safety is Involved!" Your Safety is Involved!" Your Safety is Invo
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WHILE OPERA WHILE OPERA WHILE OPERATING TING TING BEFORE OPERATING WHILE OPERA WHILE OPERATING TING 1. Start the engine when the neutral latches are in 1. Know the controls and how to stop quickly. the neutral lock position, the cutter blades are 2. Do not allow children to operate the machine. disengaged, the parking brake is on and the speed adjustment lever is in the neutral position. Do not allow adults to operate the machine without proper instruction. 2. Do not run the engine in a confined
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14. Use only Scag approved riding attachments. 9. If the cutting blades should strike a solid object or Scag Approved Riding Attachments: the equipment should start to vibrate abnormally, RS-ZT stop the engine, disconnect the spark plug wire, and Using unapproved attachments, (especially check immediately for the cause. Vibration is "stand-up" riding attachments) may be hazardous. generally a warning of trouble. Check the machine for damaged or defective parts. Repair any damage MAINTENANCE A
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9. Always store gasoline in a safety-approved, red MOWER OPERATION container. 1. Read and understand the safety instructions before attempting to operate this machine. 10. Be careful when servicing the battery as it contains acid, which is corrosive and could cause 2. Before starting the engine: burns to skin and clothing. * Check the oil level in the engine and the 11. Batteries release explosive gases when being hydraulic reservoir. charged or discharged. Keep batteries away * Fill the fuel t
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-NOTE- When PTO is engaged or (possibly) disengaged, a squealing sound from the underside of the machine is normal. It is caused by the electric clutch plates meshing as the mower comes up to speed. For best equipment life, engage the clutch with the engine at 1/2 throttle, not under full load. WARNING: Dump Valve Levers If you are not familiar with the operation of the (normal position) hydrostatic drive and zero turn feature, practice SGB112 turning and maneuvering with the hand controls Fi
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LOW CUT (1 3/4"- 3") -NOTE- Due to initial belt stretch and to prevent the belt from slipping, check this adjustment after the MID RANGE (2 1/2"- 3 3/4") first 2 hours, 4 hours and 8 hours of operation. 3. Adjust the RH blade drive belt using a belt tension gauge. Adjust the belt so that the belt HIGH CUT (3 1/4"- 4 1/2") moves 1/2" with 10 pounds of pressure. Adjust the tension by tightening or loosening the J-bolt nut (See figure 3). 4. Replace the belt cover. CUTTER DECK HEIGHT ADJUSTMENT S
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X ANGLE BLADE BACK DO NOT CUT IN X MUST NOT EXCEED 1/3 BLADE WIDTH 30 SC4O8G Figure 7. Blade Sharpening NEUTRAL ADJUSTMENT 1. Raise the drive wheels off the ground and block the caster wheels. 2. Remove the speed control spring and the steer- ing control rod from the machine. (See figure 8) Steering Control Rod Bolts SC407G Spring Bellcrank Figure 6. Blade Spacers Handle SC160G Figure 8. Neutral Adjustment 3. Loosen the wing nut and let the speed adjust- ment bearing lever fall away from the c
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3. Tighten the bearing securing the speed adjustment STEERING CONTROL ROD bearing lever and repeat on the opposite side. ADJUSTMENT 4. With the machine on a flat level surface, start the -NOTE- engine and place the speed adjustment lever into This adjustment is made to allow the steering the speed that will most often be used. control levers to be moved out of the neutral latch without engaging reverse. 5. Squeeze the steering control levers and release the neutral latch. Slowly release the ste
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LUBRICA LUBRICA LUBRICA LUBRICA LUBRICATION & MAINTENANCE TION & MAINTENANCE TION & MAINTENANCE TION & MAINTENANCE TION & MAINTENANCE BREAK-IN BREAK-IN BREAK-IN BREAK-IN BREAK-IN + Grease spindle until grease comes out the relief valve 8 HOURS (DAILY) 8 HOURS (DAILY) 8 HOURS (DAILY) 8 HOURS (DAILY) 8 HOURS (DAILY) Compatible Greases: Lidok EP #2 (found at industrial shops) Ronex MP (Exxon service stations) 40 HOURS (WEEKLY) 40 HOURS (WEEKLY) 40 HOURS (WEEKLY) 40 HOURS (WEEKLY) 40 HOURS (WEEKLY)
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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 CAUSE CONDITION CURE 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 Width of Deck SGB020 Uneven Cut on Unev
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TROUBLESHOOTING CAUSE CONDITION CURE Scalping - Blades Low tire pressures Check and adjust pressures Hitting Dirt or Cutting Very Close to Ground speed too fast Slow speed to adjust for conditions the Ground Cutting too low May need to reduce ground speed, raise cutting height, change direction of cut, and/or change pitch and level Rough terrain May need to reduce ground speed, raise cutting height, and/or change direction of cut Ground speed too fast Slow speed to adjust for conditions Wet gras
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TECHNICAL SPECIFICATIONS ENGINES General Type: Heavy duty industrial/commercial Brand: Kohler, Kawasaki, Models: Kohler CV15T, CVE 20;Kaw. FC420V; Horsepower: Kohler 15HP& 20HP; Kaw. 14HP; Kaw. 17HP Type: 4 cycle gas, vertical shaft engines Displacement: Kohler: 15HP = 426cc, 20 HP= 624cc Kawasaki: 14HP = 423cc, 17HP = 494cc Cylinders: Varied - see manufacturer's specifications Governor: Mechanical type governor with variable speed control set at 3600 rpm (+75 rpm), idle set at 1200 rpm (+75 rp
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TECHNICAL SPECIFICATIONS (CON'T) CUTTER DECKS SWM 36, SWM 48, SWM 52, SWM 61, SWM 72 Type: Out-front design with anti-scalp rollers Construction: SWM36,48: 7-gauge steel with 7-gauge (3/16") steel skirt SWM52,61,72:10-gauge steel with 7-gauge (3/16") steel skirt Cutting Width: 35.5" (90.2 cm), 48.0 (122.0 cm), 52.0 " (132.0 cm), 61.0 " (155.0 cm), 71.5" (181.6 cm) Cutting Height Adjustment: Adjustable from 1-3/4" to 4-1/4" in 1/4" increments Cutter Blades: .204 thick, milled edge, 5150 alloy st
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NOTES 15
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32" & 36" CUTTER DECKS 9 41 40 45 69 44 44 47 45 68 43 61 11 59 11 41 46 43 58 57 46A 69 22 53 42 A 60 41 39 58 42 39A 7 48 54 14 55 13 50 56 37 49 52 38 18 36 51 49 A 2 19 37 20 14 55 35 40 21 22 21 8 20 1 14 23 25 24 62 1A 27 28 26 35 5 10 66 22 6 29 34 32 31 33 11 3 4 12 30 11 64 31 15 5 15A 16 63 67 17 65 SW-SWZ99CD36 16
