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Scag Power Equipment SW48-16BV Operator'S Manual Download Page 21

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ENGINE DECK

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Summary of Contents for SW48-16BV

Page 1: ...OWER READING THIS MANUAL CAN PROVIDE YOU WITH ASSIS TANCE IN MAINTENANCE AND ADJUST MENTPROCEDURESTOKEEPYOURMOWER PERFORMING TO MAXIMUM EFFICIENCY THE SPECIFIC MODELS THAT THIS BOOK COVERS ARE CONTAINED ON THE INSIDE COVER BEFORE OPERATING YOUR MA CHINE PLEASE READ ALL THE INFORMA TION ENCLOSED PART NUMBER 03044 ...

Page 2: ...onnel involved in the operation transport maintenance and storage of the equipment Always use the entire serial number listed on the serial number tag when referring to this product WARNING This manual covers the operating instructions and illustrated parts list for SWZ36 14KA with a serial number of 3230001 3239999 SWZ36 14KH with a serial number of 3240001 3249999 SWZ48 14KA with a serial number...

Page 3: ... efficiency of your mower depends on you following the operating maintenance and adjustment instruc tions 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 ...

Page 4: ... blade engagement switch to the OFF position apply the parking brake and move the neutral latches to neutral WHILE OPERATING 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 without adequate ventilation Exhaust fum...

Page 5: ...proaches 14 Use only Scag approved riding attachments Scag Approved Riding Attachments RS ZT Usingunapprovedattachments 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 ...

Page 6: ...ri 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 the OFF position The neutral latches must be in the neutral lock position The key switch must be on The parking brake mus...

Page 7: ...ps to the freewheel positions see Figure 1 To operate the machine the dump valve levers must be returned to the closed positions ire pressure can be adjusted for WARNING Dump Valve Levers normal position SGB112 Figure 1 Dump Valves CUTTER DECK BELT ADJUSTMENTS NOTE The hydro drive belt is spring loaded and does not require adjustment 1 Remove the belt cover 2 Adjust the cutter deck drive belt usin...

Page 8: ...ent Changes to the cutting height can be achieved by repositioning the cutter deck This adjustment will also effect the pitch of the deck There are three available positions see figure 4 SC405G LOW CUT 1 3 4 3 HIGH CUT 3 1 4 4 1 2 MID RANGE 2 1 2 3 3 4 CUTTER DECK HEIGHT ADJUSTMENT Figure 4 Cutting Height Adjustment Caster spacers also can be repositioned to change cutting heights and to change th...

Page 9: ...ENT 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 If the driv...

Page 10: ... Speed Adjustment Cam Bearing Speed Adjustment Bearing Lever TRACKING ADJUSTMENT 3 Tighten the bearing securing the speed adjust ment bearing lever and repeat on the opposite side 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 rele...

Page 11: ...S Lithium MP White Grease 2125 X Clean air filter More often if needed X Check belt tension X Check tire pressure Add or adjust as required 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 oi...

Page 12: ...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 13: ...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 14: ...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 15: ...x6 50 8 four ply pneumatic tubeless 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 to...

Page 16: ...ley 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 Stee...

Page 17: ... 37 26 27 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 69 49 SC409GC 8 62 5 22 3 65 63 6 66 67 64 5 39 41 41 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 68 ...

Page 18: ... 03 Grease Fitting 45 deg 1 4 28 34 48006 05 Hub Assy incl bolts 35 04017 16 Capscrew 5 16 18 x 3 4 Serr Flange Hex Head 36 461054 DischargeChute 37 04021 10 Hex Nut 5 16 18 Elastic Stop 38 04001 09 Hex Head Bolt 5 16 18 x 1 39 46797 Belt Cover Assembly Ref Part No No Description Ref Part No No Description 36 CUTTER DECK 40 04041 07 Flat Washer 3 8 391 x 938 x 105 41 04029 03 Wing Nut 3 8 16 42 48...

Page 19: ...79 14 80 38 1 49 52 50 55 54 45 11 43 4 44 45 43 47 44 11 48 11 44 45 43 42 46 51 64 65 9 61 14 60 22 56 61 59 51 62 40 74 40 76 63 14 22 77 78 77 67 57 68 64 51 75 40 51 35 35 50 14 41 63 40 58 2 SC151GC 8 66 5 22 70 69 71 6 7 72 3 5 11 10 16 15 12 11 17 36 13 37 73 38 A A 81 81 81 53 41 41 39 14 ...

Page 20: ...WM 48 17KA x 39 46804 Belt Cover incl Decals x 39 46805 Belt Cover incl Decals x 39 46848 Belt Cover incl Decals x 40 04041 07 Flat Washer 391 x 938 x 105 x x x x 41 04029 03 Wing Nut 3 8 16 x x x x 42 48924 Pulley x x 42 48753 Pulley x 42 48967 Pulley x 43 48926 TaperedHub x x x x 44 04001 01 Hex Head Bolt 1 4 20 x 3 4 x x x x 45 04020 09 Nut 5 8 11 Hex Head x x x x Common hardware which should b...

Page 21: ... 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 58 53 54 RED BLK ELECTRIC START ONLY 48 51A 38 38 47 32 50 68 45 42 36 35 59 52 36 BV Only 37 67 45 5 62 31 30 28 29 43 ...

Page 22: ...s x x x 34A 46947 Engine Deck 20 Wide W Decls x x x 35 04001 11 Bolt 5 16 18 x 1 1 2 Hex Head x x x x 36 04019 02 Nut 1 4 20 Serrated Flange x x 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 2 3 4 Hex Head x x x x 41 04001 08 Hex Head Bolt 5 16 18 x 75 x x x x 42 04040 14 Flat Wa...

Page 23: ...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 71 43 44 35 030441598 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 24: ...28 Flat Washer 469 x 1 75 x 25 x x x x 27 04030 05 Lock Washer 7 16 x x x x DRIVE AND BRAKE COMPONENTS 14KA 14KH 16BV 20CVE Ref Part 14KAE 16BVE No No Description 18BV 28A 04002 05 Hex Head Bolt M10 1 5 x 65 x x 28B 04001 150 Hex Head Bolt 7 16 20 x 2 75 x 28C 04001 149 Hex Head Bolt 7 16 20 x 2 00 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...

Page 25: ...4 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 17 28 16A 24 25 31 78 60 42 51 10 41 12 40 3 64 64A 390S0010 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 ...

Page 26: ... x 45 04019 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 14KA 14KH 16BV 20CVE Ref Part 14KAE 16BVE No No Description 18BV 14KA 14KH 16BV 20CVE Ref Part 14KAE 16BVE No No Description 18BV HANDLE ASSEMBLY Common hardware which should be purchased locally All bolts Grade 5 plated all ...

Page 27: ...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 28: ...16 SAE to 1 2 Hose Push On x x x x x x x 18 04017 16 Capscrew 5 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 x x 19 48603 04 O Ring x x x x x x x 20 48486 01 Elbow 90 deg Male 1 4 NPT to 1 4 Hose Push On x x x x x x x 21 04019 03 Nut 5 16 18 Serr Flange x x x x x x x 22 481562 Hose Formed 1 2 ID x x x x x x x 23 48352 02 Coupling 1 4 straight ...

Page 29: ...14 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 30: ... 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 31: ...RNESS KAE PART NO 481051 RED BLACK BLUE WHITE WHITE YELLOW RED INSTRUMENT PANEL HARNESS REGULATOR FUSE POS BATTERY SOLENOID GROUND BLADE CLUTCH RED RED BLACK BLACK RED RED GREEN BLUE WHITE WHITE YELLOW RED BLACK RED RED RED RED BLACK BLACK E A F B G C H D ...

Page 32: ...HITE WHITE YELLOW RED INSTRUMENT PANEL HARNESS RED RED SC420G ENGINE DECK WIRE HARNESS 16HP BV ELECTRIC START PART NO 481014 RED BLACK BLADE CLUTCH GROUND ENGINE FUEL SOLENOID B S SOLENOID MOUNTING SOLENOID SOLENOID BLACK WHITE BLUE BLACK BLACK WHITE YELLOW RED ...

Page 33: ...ITE YELLOW BLACK TO ENGINE SC422G ENGINE DECK WIRE HARNESS KOHLER COMMAND V TWIN PART NO 481075 WIRE HARNESS ADAPTER ENGINE NEUTRAL INTERLOCK BLADE CLUTCH E A F B G C H D INSTRUMENT PANEL HARNESS GROUND RED BLACK BLUE WHITE WHITE YELLOW SC421G BLACK ENGINE DECK WIRE HARNESS KOHLER SINGLE CYLINDER BRIGGS VANGUARD 17 HP Kawasaki PART NO 481073 ...

Page 34: ...LOW WHITE GREEN WHITE BLACK YELLOW RED RED GREEN BLACK BLUE RED YELLOW WHITE SC415G RED HANDLE WIRE HARNESS ELECTRIC START PART NO 481407 POS HOURMETER KEY SWITCH MOUNTING MOWER ENGAGE SWITCH MOUNTING BRAKE SWITCH RELAY RED BLUE BLACK SC481275 WIRE HARNESS WITH RELAY PART NO 481275 GREEN To Starter Red Battery Cable Post To Blue Wire From Engine To Starter To Engine Ground ...

Page 35: ...NEG HOURMETER POS HOURMETER KEY SWITCH SC418G HANDLE WIRE HARNESS MANUAL START PART NO 481406 KEY SWITCH MOUNTING MOWER ENGAGE SWITCH MOUNTING WHITE RED BRAKE SWITCH REGULATOR ENGINE NEUTRAL INTERLOCK BLADE CLUTCH E A F B G C H D INSTRUMENT PANEL HARNESS GROUND RED BLACK BLUE WHITE WHITE YELLOW RED RED BLACK BLACK SC417G ENGINE DECK WIRE HARNESS 14HP KAWASAKI PART NO 481074 ...

Page 36: ...TION 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 OPERATOR S MANUAL 481039 WARNING FALLING HAZA...

Page 37: ...22 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 38: ...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 39: ...x6 50 8 four ply pneumatic tubeless 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 to...

Page 40: ...ley 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 Stee...

Page 41: ...erating 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 or durability In addition...

Page 42: ...PART NO 03044 REVISION 1 PRINTED 1 98 PRINTED IN USA 1998 SCAG POWER EQUIPMENT DIVISION OF METALCRAFT OF MAYVILLE INC ...

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