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1

SIGNAL WORDS

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 Involved!" 

Your Safety is Involved!"   The symbol is used
with the following signal words to attract your
attention to safety messages found on the decals and
throughout this manual.  The message that follows
the symbol contains important information about
safety.  To avoid injury and possible death, carefully
read the message!   Be sure to fully understand the
causes of possible injury or death.

Signal Word:

Signal Word:

Signal Word:

Signal Word:

Signal Word:

It is a distinctive word on safety decals and through-
out this manual that alerts the viewer to the existence
and relative degree of the hazard.

The signal word “DANGER” denotes that an ex-
tremely hazardous situation exists on or near the
machine that could result in high probability of
death or irreparable injury if proper precautions are
not taken.

The signal word “WARNING” denotes that a hazard
exists on or near the machine that can result in injury
or death if proper precautions are not taken.

The signal word “CAUTION” is a reminder of
safety practices on or near the machine that could
result in personal injury if proper precautions are
not taken.

INTRODUCTION

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.

We encourage you to contact your dealer for repairs.
All Scag dealers are informed of the latest methods
to service this equipment and provide prompt and
efficient service in the field or at their service shop.
They carry a full line of Scag service parts.

A replacement Operator's Manual is available from
your Scag Servicing Dealer or by contacting Scag
Power Equipment, Service Department, at P.O. Box
152, Mayville, WI 53050.  Please indicate the
complete model and serial number of your Scag
product.

USE OF OTHER THAN ORIGINAL SCAG

USE OF OTHER THAN ORIGINAL SCAG

USE OF OTHER THAN ORIGINAL SCAG

USE OF OTHER THAN ORIGINAL SCAG

USE OF OTHER THAN ORIGINAL SCAG
REPLACEMENT PARTS WILL VOID THE

REPLACEMENT PARTS WILL VOID THE

REPLACEMENT PARTS WILL VOID THE

REPLACEMENT PARTS WILL VOID THE

REPLACEMENT PARTS WILL VOID THE
WARRANTY.

WARRANTY.

WARRANTY.

WARRANTY.

WARRANTY.

The “Right” and “Left”, “Front” and “Rear” of the
machine are referenced from the operator’s perspec-
tive when in the normal operating position and
facing the forward travel direction.

GENERAL SAFETY INSTRUCTIONS

READ THIS OPERATOR'S MANUAL and
instructions furnished with attachments.

Perform only those maintenance procedures de-
scribed in this manual.  If major repairs are ever
needed or assistance is desired, contact an Author-
ized Scag Dealer. To ensure optimum performance
and safety, always purchase genuine SCAG replace-
ment parts and accessories.

Your safety and the safety of others depends signifi-
cantly upon your knowledge and understanding of
all correct operating practices and procedures of this
machine.

WARNING:

CAUTION:

Summary of Contents for SWM-52/E

Page 1: ...OWER 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 ...

Page 2: ...e dependent upon the awareness concern prudence and proper training of the personnel involved in the operation transport maintenance and storage of the equipment WARNING This manual covers the operating instructions and illustrated parts list for SWZ36 14KA with a serial number of 4040001 4049999 SWZ36 15KH with a serial number of 4050001 4059999 SWZ48 14KA with a serial number of 4060001 4069999 ...

Page 3: ...n 4 Cutter Deck Belt Adjustments 5 Cutter Deck Adjustments 6 Blade Height Adjustments 6 Cutter Blades 7 Neutral Adjustment 7 Steering Control Rod Adjustment 8 Tracking Adjustment 8 Parking Brake 8 Lubrication and Maintenance Chart 9 Troubleshooting Cutting Conditions 10 12 Technical Specifications 13 14 Notes 15 I WE SUPPORT OPE TECHNICIAN CERTIFICATION Equipment Engine Training Council c MEMBER ...

Page 4: ...Handle Assembly 24 25 Hydraulic Assembly 26 27 Hydraulic Pump Assembly 28 29 Engine Deck Wire Harness Kohler Single Cyl 17KA 30 Engine Deck Wire Harness Kohler Command V Twin 30 HandleWire Harness Electric Start 31 Wire HarnessW Relay 31 Engine DeckWire Harness 14 Kawasaki 32 HandleWire Harness Manual Start 32 Replacement Decals 33 35 Warranty Statement Inside Back Cover II ...

Page 5: ...pends on you following the operating maintenance and adjust ment instructions in this manual We encourage you to contact your dealer for repairs All Scag dealers are informed of the latest methods to service this equipment and provide prompt and efficient service in the field or at their service shop They carry a full line of Scag service parts A replacement Operator s Manual is available from you...

Page 6: ...F position apply the parking brake and move the neutral latches to neutral WHILE OPERA WHILE OPERA WHILE OPERA WHILE OPERA WHILE OPERATING TING TING TING TING 1 Start the engine when the neutral latches are in the neutral lock position the cutter blades are disengaged the parking brake is on and the speed adjustment lever is in the neutral position 2 Do not run the engine in a confined area withou...

Page 7: ...oved riding attachments Scag Approved Riding Attachments RS ZT Using unapproved attachments especially stand up riding attachments may be hazardous MAINTENANCE AND STORAGE 1 Disconnect the spark plug wire from the spark plug to prevent accidental starting of the engine when servicing adjusting or storing the machine 2 If the mower must be tipped to perform mainte nance or adjustment remove the bat...

Page 8: ... in neutral the PTO engage ment switch is OFF and the parking brake is ON 6 Apply lubricant to all the grease fittings Lubri cant was applied at the factory This is just a precautionary check to make sure that all the fittings have been lubricated MOWER OPERATION NOTE Use gasoline with an octane rating no less than 87 The speed adjustment lever must be in NEUTRAL The blade clutch switch must be in...

Page 9: ...achine in reverse squeeze up on both steering control levers 10 To freewheel or move the machine around without the engine running turn the dump valve levers located at the back of the pumps to the freewheel positions seeFigure1 Tooperatethe machine thedumpvalveleversmustbereturnedto theclosedpositions ire pressure can be adjusted for ire pressure can be adjusted for ire pressure can be adjusted f...

Page 10: ...ng any number of the five smaller 1 4 spacers on the blade mounting bolts to the top of the spindle shaft or below the spindle shaft NOTE All blades should be positioned equally For best cut and discharge a minimum of three spacersshouldbeinstalledbetweenthebladeandthe spindle Seefigure6 SC406G99 PIN SPACERS REPOSITIONING SPACERS CUTTER DECK ADJUSTMENTS Due to the many cutting conditions that exis...

Page 11: ...TRAL 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 Spring Handle Bellcrank SC160G Bolts Figure 8 Neutral Adjustment 3 Loosen the wing nut and let the speed adjust ment bearing lever fall away from the cam 4 Start the engine and observe the drive wheels...

Page 12: ...Swivel Joint Speed Adjustment Cam Bearing Speed Adjustment Bearing Lever TRACKING ADJUSTMENT 3 Tightenthebearingsecuringthespeedadjustment bearingleverandrepeatontheoppositeside 4 With the machine on a flat level surface start the engine and place the speed adjustment lever into the speed that will most often be used 5 Squeeze the steering control levers and release the neutral latch Slowly releas...

Page 13: ...d X Check battery level Adjust as needed X Replace air filter More often if needed X Grease caster wheel bearings Chassis grease X Grease caster wheel pivot shafts Chassis grease X Grease idler pulley bracket on cutter deck Chassis grease X Change hydrostatic oil filter Clean area before removing the filter X Change engine oil and filter See engine manufacturer information X Grease idler arm pivot...

Page 14: ...cut Grass in Cutting Path Incorrect blade sharpening Sharpen blades Low engine RPM Run engine at full 3600 RPM Belt slipping Adjust belt tension Deck plugged grass accumulation Clean underside of deck Ground speed too fast Slow speed to adjust for conditions Wet grass Cut grass after it has dried out Bent blades Replace blades Width of Deck SGB018 CONDITION CAUSE CURE Width of Deck SGB020 Width of...

Page 15: ...ting 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 Uneven Cut on Uneven ground May need to reduce ground speed Uneven Ground raise cutting heig...

Page 16: ...ed to adjust for conditions Wet grass Cut grass after it has dried out Step Cut Blades not mounted evenly Adjust pitch and level Ridge in Center of Cutting Path Bent blade Replace blade Internal spindle failure See your authorized SCAG dealer Mounting of spindle incorrect See your authorized SCAG dealer Slope Cut Sloping Bent spindle mounting area See your authorized SCAG dealer Ridges Across Widt...

Page 17: ... radius edge Brakes Dynamic braking through hydro drive system Axles 1 tapered Handle Bars 1 1 4 diameter DRIVE SYSTEM Type Hydro drive with two variable displacement pumps and two cast iron high torque motors Hydro Pumps Two Hydro Gear Model BDP 10L pumps with dump valves for movement without running the engine Drive Wheel Motors Two 12 cu inch cast iron high torque motors Hydro Fluid Cooling Gro...

Page 18: ... pulley welded and riveted construction 1 3 8 O D Bearing Idler Arm Heavy duty idler arm of 1 4 channel steel Cutter Deck Belts B section with Kevlar cord ADDITIONAL SPECIFICATIONS OPTIONAL ITEMS ATTACHMENTS Fabric Grass Catcher GC F4 Grass Catcher with 4 cubic ft capacity Metal Grass Catcher GC 4D Grass Catcher with 4 cubic ft capacity and rope pull dump or pick up and dump Steerable Sulky RS ZT ...

Page 19: ...15 NOTES ...

Page 20: ... 28 29 30 31 33 4 34 32 31 35 14 1 36 38 45 11 43 42 44 45 43 46 44 11 59 60 58 9 48 2 14 58 22 42 50 52 51 49 41 69 49 SW SWZ99CD36 8 62 5 22 3 65 63 6 66 67 64 5 39 41 41 69 A A 57 14 56 40 55 35 11 10 17 16 15 15A 12 11 13 37 7 54 55 53 61 47 40 46A 39A 1A 68 ...

Page 21: ...1 4 28 34 48006 05 Hub Assembly 35 04017 16 Cpscrw 5 16 18 x 3 4 Ser Flg Hex Head 36 461054 Discharge Chute 37 04021 10 Hex Nut 5 16 18 Elastic Stop 38 04001 09 Hex Hd Bolt 5 16 18 x 1 39 46797 Belt Cover Assy Includes Decal 40 04041 07 Flat Washer 3 8 Special 41 04029 03 Wing Nut 3 8 16 42 48924 Pulley 43 48926 Tapered Hub 44 04001 01 Hex Hd Bolt 1 4 20 x 3 4 36 CUTTER DECKS Ref Part No Number De...

Page 22: ... 39 41 49 52 50 55 54 45 11 43 4 44 45 43 47 44 11 48 11 44 45 43 42 46 46A 46B 51 64 65 9 61 14 60 7 56 56A 61 59 51 62 62A 40 74 63 76 67 7 77 78 77 57 68 64 51 40 51 35 35 50 14 41 63 40 58 2 SW SWZ99CD48 8 66 5 7 70 72 71 6 69 81 3 5 11 10 16 15 15A 12 11 17 36 82 37 13 38 A A 41 73 40 75 14 36A 42B 42A 22 ...

Page 23: ...er Includes decals x 39 46805 Belt Cover Includes decals x 39 46848 Belt Cover Includes decals x 40 04041 07 Flat Washer 3 8 Special x x x x 41 04029 03 Wing Nut 3 8 16 Large x x x x 42 48924 Pulley x x 42A 48753 Pulley x 42B 48967 Pulley x 43 48926 Tapered Hub x x x x Ref Part No No Description 48 52 61 72 44 04001 01 Bolt 1 4 20 x 3 4 Hex Head x x x x 45 04020 09 Nut 5 8 11 Hex x x x x 46 48923 ...

Page 24: ...17 33 9 11 10 12 12A 13 11 11A 14 8 7 7 60 63 61 6 15 20 21 19 22 23 64 38 24 27 26 25 43 45 45 41 46 44 43 40 35 39 38 34 34A 38 47 47A 49 39 38 55 030441698 56 57 65 43 RED BLK ELECTRIC START ONLY 45 42 32 59 35 37 54 45 5 62 31 30 28 29 43 53 ...

Page 25: ...c Stop x x x x 33 48205 Pad Rubber Fuel Tank Lower x x x x 34 46946 Engine Deck 16 Wide W Decls x x x 34A 46947 Engine Deck 20 Wide W Decls x x x 35 04003 09 Bolt 1 4 20 x 1 1 4 Hex Head x x x x 36 04019 02 Nut 1 4 20 Serrated Flange x x 37 04017 18 Capscr 5 16 18 x 1 25 Sr Flg x x x x 38 04019 03 Nut 5 16 18 Serr Flange x x x x 39 04019 04 Nut 3 8 16 Serr Flange x x x x 40 04001 22 Bolt 3 8 16 x ...

Page 26: ...MPONENTS 17 12 13 15 14 16 22 23 50 48 47 50 48 11 24 24A 45 25 34 36 37 7 41 1 39 38 40 42 51 42 2 2 49 5 46 47 53 43 44 35 SWZ99D BC 3 3A 1 2 4 7 9 8 4 49 A A 10 10A 52 7 11 6 20 21 18 19 26 27 28A 28B 28C 33 31 32 29 30 ...

Page 27: ... x x 27 04030 05 Lock Washer 7 16 x x x x Ref Part No No Description 14KA 14KH 17KA 20CVE DRIVE AND BRAKE COMPONENTS Ref Part No No Description 14KA 14KH 17KA 20CVE 28A 04002 05 Hex Head Bolt M10 1 5 x 65 x x 28B 04001 149 Hex Head Bolt 7 16 20 x 2 00 x x 29 422534 Plate Backing x x x x 30 48030 09 Clamp x x x x 31 04021 10 Nut 5 16 18 Elastic Stop x x x x 32 481716 Rubber Pad Clutch Stop x x x x ...

Page 28: ...44 48 47 60 46 61 58 59 62 50 11 57 56 54 70 56 53 65 63 63A 67 38 37 35 40 37 38 24 72 3 11 29 27 11 68 9 21 19 19A 17 14 13 11 18 18A 19 19A 28 16A 24 25 31 78 60 42 51 10 41 12 40 3 64 64A SWZ99HA 55 52 73 75 76 74 71 40 73 55 25 60 60 87 78 80 92 91 85 88 61 82 86 A A 79 93 83 20 REF 81 90 89 66 69 69A 94 ...

Page 29: ...9 03 Nut 5 16 18 Serrated Flange x x x x 46 42730 Bar Speed Control x x x x 47 43161 Spacer Speed Ctrl Bearing x x x x 48 48409 Bearing Speed Ctrl Bellcrank x x x x Ref Part No No Description 14KA 15KH 17KA 20CVE Ref Part No No Description 14KA 15KH 17KA 20CVE HANDLE ASSEMBLY Common hardware which should be purchased locally All bolts Grade 5 plated all other fasteners zinc plated 49 04001 69 Hex ...

Page 30: ...D D A A C C K F G G F J H H J K 1 2 3 4 5 4 6 7 8 9 10 10 11 12 11 4 29 13 20 13 30 22 3 4 13 21 5 23 18 18A 22 6 4 7 8 29 12 4 5 17 15 14 25 11 11 10 10 24 10 10 19 19 10 10 19 19 21 27 28 28 28 28 26 16 030441798 31 33 34 32 35 35 ...

Page 31: ...16 18 x 75 For 16 Serr Flange x x x x 18A 04017 22 Capscrew 5 16 18 x 2 25 For 20 Serr Flange x x x 19 48603 04 O Ring x x 20 48486 01 Elbow 90 deg Male 1 4 NPT to 1 4 Hose Push On x x x x 21 04019 03 Nut 5 16 18 Serr Flange x x x x 22 481562 Hose Formed 1 2 ID x x x x 23 48352 02 Coupling 1 4 straight Male NPT to 1 4 Hose Push On x x x x 24 04003 12 Bolt 5 16 18 x 3 4 Carriage x x x x 25 46946 En...

Page 32: ...28 HYDRAULIC PUMP ASSEMBLY SC165G 11 4 9 11 12 10 6 8 13 7 18 5 14 15 16 17 19 20 21 22 1 23 24 25 26 28 27 3 2 Overhaul Seal Kit 30 29 ...

Page 33: ... Valve O Ring Back up Ring 13 HG 9006110 0120 Backup Ring 14 HG 70079 Cylinder Block Kit 15 HG 2003014 Block Spring 16 HG 2003017 Block Thrust Washer 17 HG 2003044 Roller Thrust Bearing 18 HG 2003087 Swash Plate 19 HG 2003005 Trunnion Arm 20 HG 2000015 Guide Slot 21 HG 2003023 Cradle Bearing 22 HG 9008000 0126 Lip Seal 23 HG 2003020 Pump Shaft 24 HG 2003043 Ball Bearing 25 HG 2003016 Retaining Rin...

Page 34: ... YELLOW SWZ99SC421G BLACK ENGINE DECK WIRE HARNESS KOHLER SINGLE CYLINDER 17 HP Kawasaki PART NO 481073 TRANSMISSION E A F B G C H D TO INSTRUMENT PANEL CONNECTOR ENGINE GROUND ELECTRIC CLUTCH STARTER SOLENOID BLACK W RED STRIPE RED GREEN BLACK BLUE WHITE WHITE YELLOW BLACK TO ENGINE SC422G ENGINE DECK WIRE HARNESS KOHLER COMMAND V TWIN PART NO 481075 ...

Page 35: ... D H TO ENGINE DECK WIRE HARNESS MOWER ENGAGE SWITCH TO OPERATOR PRESENCE SWITCH NEG HOURMETER KEY SWITCH FUSES BLACK W RED STRIPE BLACK BLACK RED RED WHITE GREEN BLACK YELLOW YELLOW W RED STRIPE RED GREEN BLUE BLACK W RED STRIPE YELLOW WHITE SWZ99 481681 RED W YEL STRIPE HANDLE WIRE HARNESS ELECTRIC START PART NO 481681 POS HOURMETER BRAKE SWITCH BLAC K W RE D STRIP E WHITE ...

Page 36: ...9SC417G ENGINE DECK WIRE HARNESS KAWASAKI PART NO 481074 A E B F C G D H TO ENGINE DECK WIRE HARNESS MOWER ENGAGE SWITCH BLACK W RED STRIPE BLACK BLUE WHITE YELLOW WHITE BLACK W RED STRIPE BLACK BLACK YELLOW TO OPERATOR PRESENCE SWITCH NEG HOURMETER POS HOURMETER KEY SWITCH SWZ99 481680 HANDLE WIRE HARNESS MANUAL START PART NO 481680 WHITE BLACK W RED STRIPE BRAKE SWITCH ...

Page 37: ...EEP BYSTANDERS CHILDREN PETS AWAY READ INSTRUCTION MANUAL BEFORE OPERATING DO NOT OPERATE WITHOUT DISCHARGE CHUTE MULCHING KIT OR ENTIRE GRASS CATCHER INSTALLED 481040 48072 HEAVY DUTY COMMERCIAL MANUFACTURED UNDER ONE OR MORE OF THE FOLLOWING PATENTS PATENTS PENDING 4 487 006 4 885 903 4 920 733 4 967 543 4 991 382 4 998 948 4 118 617 48404 WARNING INSTALL BELT COVER BEFORE OPERATING MACHINE READ...

Page 38: ...34 REPLACEMENT DECALS INFORMATION 481423 481415 481438 PARKING BRAKE OFF ON CHOKE FAST SLOW FAST SLOW PARKING BRAKE OFF ON FAST SLOW PARKING BRAKE OFF ON ...

Page 39: ...80 48514 20 48555 16 SPEED CONTROL SLOW FAST NEUTRAL N 481124 481425 481124 OIL 481425 SEE OPERATOR S MANUAL TRACKING ADJUSTMENT CONTROL ROD ADJUSTMENT NEUTRAL ADJUSTMENT REVERSE FORWARD SEE OPERATOR S MANUAL ...

Page 40: ...ny way contrary to the operating instructions as specified in the Operator s Manual The warranty does not apply to any damage to the mower that is the result of improper maintenance or to any mower or parts that have not been assembled or installed as specified in the Operator s Manual and Assembly Manual The warranty does not cover any mower that has been altered or modified changing performance ...

Page 41: ...PART NO 03056 PRINTED1 99 PRINTED IN USA 1999 SCAG POWER EQUIPMENT DIVISION OF METALCRAFT OF MAYVILLE INC ...

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