Scag Power Equipment 52B-22CH Operator'S Manual Download Page 1

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MODEL STT

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 03059

OPERATOR’S MANUAL

Summary of Contents for 52B-22CH

Page 1: ...MANUAL CAN PROVIDE YOU WITH ASSISTANCE IN MAINTENANCE AND AD JUSTMENT PROCEDURES TO KEEP YOUR MOWER PERFORMING TO MAXIMUM EFFI CIENCY THE SPECIFIC MODELSTHATTHIS BOOK COVERS ARE CONTAINED ON THE INSID...

Page 2: ...nvolved in the operation transport maintenance and storage of the equipment WARNING Always use the entire serial number listed on the serial number tag when referring to this product This manual cover...

Page 3: ...ower Equipment reserves the right to make changes at any time without notice and without incurring any obligation 1 2 DIRECTION REFERENCE The Right and Left Front and Rear of the machine are reference...

Page 4: ...y To avoid injury and possible death carefully read the message Be sure to fully understand the causes of possible injury or death Signal Word It is a distinctive word found on the safety decals on th...

Page 5: ...mmended particularly for continuous operation of the mower Wear suitable hearing protection Prolonged exposure to loud noise can cause hearing impairment or loss 7 Keep the machine and attachments in...

Page 6: ...removing the key 13 Disengage power to the attachments when transporting or when not in use 14 The machine and attachments should be stopped and inspected for damage after striking a foreign object an...

Page 7: ...READ OPERATOR S MANUAL FOR MORE DETAILS NEUTRAL ADJUSTMENT TRACKING ADJUSTMENT FREE WHEEL OPERATION HYDRAULIC TANK FLUID LEVEL Check tire pressure Drive tires 12 psi Caster tires 25 psi To move machin...

Page 8: ...ump Drive Belt Scag Part Number 481461 Kawasaki Fan Belt Part Number Mitsubishi 59011 2056 N A Through Scag 3 2 ELECTRICAL Battery 12 Volt Charging System Alternator Charging Output 12 Volt 15 Amp Sys...

Page 9: ...with Top Access Grease Fitting and Grease Overfill Relief Poppet Spindle Pulleys Cast iron with Easily Removed Taper Hubs Cutter Deck Belts B section with Kevlar Cord Self adjusting Self tightening SM...

Page 10: ...7 Section 4...

Page 11: ...k drive 3 Engine Choke Control Figure 4 1 Used to start a cold engine 4 Engine Throttle Control Figure 4 1 Used to control the engine speed Pushing the lever forward increases engine speed Pulling the...

Page 12: ...it to move under hydraulic power The levers must be in this position during operation of the mower Rotating the levers counter clockwise allows the mower to be moved by hand free wheeling 13 Deck Lift...

Page 13: ...warm before operating the mower CAUTION IMPORTANT If you are not familiar with the operation of a machine with lever steering and or hydrostatic transmissions the steering and ground speed operations...

Page 14: ...down reduce the forward speed and allow the engine to operate at maximum RPM CAUTION Reverse Travel NOTE Smooth operation of the steering levers will produce smooth mower operation While learning the...

Page 15: ...the neutral position 2 Disengage the cutter blades 3 Slow the engine to idle speed 4 Engage the parking brake 5 Turn the ignition key to the OFF position and remove the key 4 9 AFTER OPERATION 1 Wash...

Page 16: ...2 The discharge chute must not be removed and must be kept in the lowest position to deflect grass clippings and thrown objects downward Direct the side discharge away from sidewalks or streets to mi...

Page 17: ...ing your right foot until it locks in place Figure 4 6 3 Insert the lanyard pin into the cutting height index at the desired cutting height Push forward on the deck lift foot lever hold in place and l...

Page 18: ...s Uncut Grass in Cutting Path Incorrect blade sharpening Sharpen blades Low engine RPM Run engine at full RPM Belt slipping Adjust belt tension Deck plugged grass accumulation Clean underside of deck...

Page 19: ...zed SCAG dealer Dull blade Sharpen blade TROUBLESHOOTING CONT D Sloping Ridge Across Tire pressures not equal Check and adjust tire pressure Width of Cutting Path Wheels uneven Check and adjust tire p...

Page 20: ...eed to adjust for conditions Wet grass Cut grass after it has dried out Step Cut Ridge Blades not mounted evenly Adjust pitch and level in Center of Cutting path Bent blade Replace blade Internal spin...

Page 21: ...ntrol rod and turning the rod until the proper distance is achieved See Figure 6 1 Tighten the jam nuts 4 With the brake in the engaged position check the distance between the lower nut on the brake a...

Page 22: ...wheel by loosening the jam nuts on the steering control rod and turning the rod until the drive wheel turns in the forward direction Turn the rod back until the drive wheel stops moving Turn the rod...

Page 23: ...ustment must be made as described on page 19 2 If at full speed the mower pulls left it is an indication that the right wheel is turning faster than the left wheel To adjust this condition proceed as...

Page 24: ...er deck should be level from side to side for proper cutting performance To check for level be sure that the mower is on a flat level surface the tires are properly inflated and the cutter deck is set...

Page 25: ...6 6 Cutter Deck Height Adjustment 2 Turn the control rod See Figure 6 6 until there is a 1 4 space between the rear deck stop and the top of the cutter deck See Figure 6 7 Tighten the jam nuts on the...

Page 26: ...cking the hydraulic hoses See paragraph 2 5 X Check Coolant Level Kawasaki Only See paragraph 7 12 X Check engine oil level See paragraph 7 4 X Clean mower See paragraph 7 14 X Check condition of blad...

Page 27: ...draulic oil Use SAE 20W50 Motor Oil X Replace hydraulic oil filter See paragraph 7 3 X Replace cutter deck gearbox lubricant See paragraph 7 1 X Change Coolant Kawasaki Only See paragraph 7 12 7 2 LUB...

Page 28: ...ng Points 390S0145 GREASE FITTING LUBRICATION LUBRICANT INTERVAL LITHIUM MP WHITE GREASE 2125 40 HOURS WEEKLY CHASSIS GREASE 100 HOURS BI MONTHLY CHASSIS GREASE 200 HOURS MONTHLY 4 1 6 3 5 7 2 1 8 4 2...

Page 29: ...anged if the color of the fluid has become black or milky A black color and or a rancid odor usually indicates possible overheating of the oil and a milky color usually indicates water in the hydrauli...

Page 30: ...d install the filter Hand tighten only 2 Run the engine at idle speed with the speed control lever in neutral for five minutes 3 Check the oil level in the hydraulic tank It must be 3 1 4 inches from...

Page 31: ...e fuel hose Remove the fuel filter 2 Install a new fuel filter Be sure it is installed in the proper direction Secure to the fuel hose using the two clamps 7 6 ENGINE AIR CLEANER A Cleaning and or Rep...

Page 32: ...away from batteries Provide proper ventilation and wear safety glasses WARNING 1 Loosen the two plastic wing nuts and then remove the battery cover 2 Remove the battery cell caps Visually inspect ele...

Page 33: ...ion or weekly whichever occurs first NOTE If you experience frequent belt wear or breakage see your authorized Scag service center for belt adjustment 7 9 CUTTER BLADES A Blade Inspection 1 Remove the...

Page 34: ...have to rasied slightly to remove the blade bolt from the cutterspindle 4 To install the new cutter blade put the flat washer onto the blade bolt and slide the bolt into the hole in the cutter blade F...

Page 35: ...iner beneath the cutter deck gearbox and locate the gearbox drain plug Figure 7 12 Cutter Deck Gearbox 2 Remove the drain plug and drain the lubricant into the container and properly discard it 3 Re i...

Page 36: ...the debris screen to the radiator C Checking The Fan Belt Tension Periodicaly check the fan belt tension The belt should deflect 1 2 with 10 pounds of pressure See your Scag dealer if the belt is in n...

Page 37: ...33 Section 8...

Page 38: ...B 4 14 29 20 53 28 52 24 58 24 52 62 66 32 13 68 55 55 29 58 2 3 13 23 68 57 23 3 11 50 13 46 60 49 67 24 35 48 9 16 19 15 27 26 12 47 51 23 23 36 37 44 39 43 42 38 45 41 34 62 22 40 37 18 52 61 CUTT...

Page 39: ...4003 04 Bolt Carriage 5 16 18 x 1 x x 3 04019 04 Nut Hex Serrated Flange 3 8 16 x x 4 481625 01 Wing nut 3 8 16 x x 5 481632 Anti ScalpWheel x x 6 04003 26 Bolt Carriage 3 8 16 x 4 x x 7 422478 Anti S...

Page 40: ...1 19 47 42 4 6 14 10 42 5 2 3 35 23 41 37 15 22 26 25 24 34 37 27 38 37 32 48 41 49 27 33 40 41 41 37 28 28 52 12 51 50 52 51 41 40 CUTTER DECK 1 37 13 40 39 31 7 41 40 39 43 29 9 30 37 8 45 20 18 36...

Page 41: ...ng 29 04001 91 Bolt Hex Head 7 16 14 x 2 1 2 30 04021 11 Nut Hex Elastic Stop 7 16 14 31 04004 33 Stud 5 8 11 x 22 0 32 04067 05 Ring Pin 1 2 x 3 30 33 04050 08 Ring Retaining 1 External E 34 04063 01...

Page 42: ...STT99SMC SHEET METAL COMPONENTS A 2 20 46 48 47 48 21 3 15 49 50 26 30 25 12 15 15 14 13 12 11 10 16 19 18 15 9 7 8 6 5 4 1 17 23 24 A 31 32 33 34 29 33 36 37 40 39 38 41 42 43 55 22 35 44 45 15 51 53...

Page 43: ...x Elastic Stop 5 8 11 31 481559 Cap Grease 32 04021 20 Nut Hex Elastic Stop 1 0 14 33 48668 BearingW Race 34 48114 04 GreaseFitting 35 45935 Extension Weldment Caster 52 Deck LH RH 45936 Extension Wel...

Page 44: ...65 60 58 61 54 19 27 8 10 55 27 7 8 36 28 8 31 9 49 37 13 33 34 1 2 5 4 21 24 23 22 20 18 3 56 11 32 38 45 47 31 41 34 35 42 48 17 36 63 62 57 67 29 8 6 7 14 53 52 50 51 4 46 29 48 44 43 31 12 15 25...

Page 45: ...x 1 1 2 38 481398 Pulley 6 35 Dia Taper Bore 39 481536 Tapered Hub 1 00 Bore 40 04012 05 Setscrew Hex Socket 1 4 20 x 1 2 41 04001 138 Bolt Hex Head 3 8 16 x 3 3 4 42 461091 Idler Arm Assembly Include...

Page 46: ...42 Section 8 STT99EAP KH ENGINE AND ATTACHING PARTS KOHLER 1 3 7 8 8A 2 5 9 10 9 14 10 12 13 10 12 15 20 4 6 FRAME REF PUMP MTG WELDMENT 11 17 18 19 16...

Page 47: ...613 9 04001 19 Bolt Hex Head 3 8 16 x 1 10 04030 04 Lockwasher 3 8 Spring 11 04001 21 Bolt Hex Head 3 8 16 x 1 3 4 12 04021 09 Nut Hex Elastic Stop 3 8 16 13 04001 32 Bolt Hex Head 3 8 16 x 1 1 4 14 4...

Page 48: ...44 Section 8 STT99EAP K ENGINE AND ATTACHING PARTS KAWASAKI 1 3 7 8 2 5 9 21 10 13 14 10 12 13 10 12 15 20 4 6 FRAME REF PUMP MTG WELDMENT 11 17 18 19 16 22...

Page 49: ...11 04001 21 Bolt Hex Head 3 8 16 x 1 3 4 12 04021 09 Nut Hex Elastic Stop 3 8 16 13 04001 32 Bolt Hex Head 3 8 16 x 1 1 4 14 422396 Plate Engine Mounting 15 48402 05 Extension Oil Drain 4 16 48257 Pi...

Page 50: ...23 41 11 21 34 36 57 73 48 47 46 5 23 53 42 43 44 45 15 56 70 69 68 71 62 15 65 63 60 64 67 60 52 41 34 23 51 22 50 61 59 9 22 34 35 TO RH PUMP TO LH PUMP 37 36 27 28 35 33 3 34 31 30 29 10 9 6 32 7 1...

Page 51: ...H THD 38 451073 Brake Linkage Weldment LH 39 451074 Brake Linkage Weldment RH 40 04001 09 Bolt Hex Head 5 16 18 x 1 41 48114 04 Grease Fitting 42 461082 Lever Parking Brake Includes item43 43 481548 G...

Page 52: ...28 33 26 20 16 17 33 18 6 4 1 3 21 20 22 27 28 19 26 21 22 24 18 20 16 5 7 17 13 12 11 10 9 8 15 29 4 41 20 43 31 32 16 40 18 24 20 39 15 42 20 22 42 20 38 36 15 37 16 38 18 40 6 4 6 44 44 46 47 53 3...

Page 53: ...8 ID Pushlock 16 0 order by the inch 34 481507 Insert Filler Neck 35 04001 01 Bolt Hex Head 1 4 20 x 3 4 36 04110 01 U Nut 1 4 20 37 422354 Support Bracket Hydraulic Tank 38 04003 02 Bolt Carriage 1...

Page 54: ...50 Section 8 21 32 1 2 3 4 5 6 12 13 17 STT99ESKH 10 10 11 17 18 15 14 19 20 22 23 24 25 32 26 27 28 29 30 ELECTRICAL SYSTEM KOHLER 14 15 9 10 11 8 B B 7 15 14 16 A 31 18 A C C...

Page 55: ...Screw Phillips Washer Head 10 32 x 1 2 19 481638 Switch Interlock Seat 20 04001 44 Bolt Hex Head 1 4 20 x 1 2 21 48029 18 Cable Battery Red 20 22 04020 02 Nut Hex 1 4 20 23 48029 07 Cable Battery Bla...

Page 56: ...52 Section 8 21 32 33 1 2 3 4 5 6 12 13 17 STT99ESKA 10 10 11 17 18 15 14 19 20 22 23 24 25 34 32 26 27 28 29 30 ELECTRICAL SYSTEM KAWASAKI 14 15 9 10 11 8 B B 7 15 14 16 A 31 18 A C C 35...

Page 57: ...witch Interlock Seat 20 04001 44 Bolt Hex Head 1 4 20 x 1 2 21 48029 12 Cable Battery Red 36 22 04020 02 Nut Hex 1 4 20 23 48029 07 Cable Battery Black 24 48030 09 Clamp Cable 1 2 ID 25 48030 10 Clamp...

Page 58: ...54 Section 8 HYDRAULIC PUMP ASSEMBLY 390S0167 11 4 9 11 2 12 10 6 8 13 7 18 5 14 15 16 17 19 20 21 22 1 29 23 24 30 25 26 28 27 3 Overhaul Seal Kit...

Page 59: ...20 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 TrunnionArm 20 HG...

Page 60: ...ADE KEEP CLEAR CONTACT CAN INJURE 48071 CAUTION AVOID INJURY FROM BURNS SHUT OFF ENGINE BEFORE REMOVING FUEL TANK CAP 481272 CHOKE SLOW FAST R 481348 48404 390S0172 WARNING INSTALL BELT COVER BEFORE O...

Page 61: ...EVEL Check tire pressure Drive tires 12 psi Caster tires 25 psi To move machine without running the engine rotate both dump valve levers located at the LH side of the pumps CCW 1 2 turn to freewheel p...

Page 62: ...AMP RED BRN BLU BLK GRN GRN WHT RED BLK ENGINE HARNESS RED YEL BLK BLK ELECTRICAL SCHEMATIC KOHLER RED YEL STT99SKH BLK RED RED RH NEUTRAL SWITCH LH NEUTRAL SWITCH RED RED WHT RED WHT YEL A B C D E F...

Page 63: ...RN WHT RED BLK ENGINE HARNESS RED YEL GRN WHT BLK BLK ELECTRICAL SCHEMATIC KAWASAKI RED YEL STT99SKA BLK BLK RED RED RH NEUTRAL SWITCH LH NEUTRAL SWITCH RED RED WHT RED WHT YEL A B C D E F G H YEL RED...

Page 64: ...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 p...

Page 65: ...PART NO 03059 PRINTED 8 98 PRINTED IN USA 1998 SCAG POWER EQUIPMENT DIVISION OF METALCRAFT OF MAYVILLE INC...

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