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WACKER Group CT 30 Series, Repair Manual


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www.wackergroup.com

Walk-Behind 
Trowels

CT 30
CT 36 
CT 48 

REPAIR MANUAL

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Summary of Contents for CT 30 Series

Page 1: ...www wackergroup com Walk Behind Trowels CT 30 CT 36 CT 48 REPAIR MANUAL 0112103 001 0600 en 0 1 1 2 1 0 3...

Page 2: ......

Page 3: ...es information and procedures to safely repair and maintain this WACKER model For your own safety and protection from injury carefully read understand and observe the safety instructions described in...

Page 4: ...101 101 101 00010101 00010101 00010101 00010101 00010101 Pro Shift Nameplate A nameplate listing the Model Number and Serial Number OR the Model Number Item Number Revision and Serial Number is attac...

Page 5: ...Twist Pitch Control Exploded View 2 2 2 4 Twist Pitch Control Cable Replacement 2 4 2 5 Upper Handle Pro Shift Exploded View 2 6 2 6 Pro Shift Pitch Control Cable Replacement 2 8 3 Clutch 3 1 BeltRepl...

Page 6: ...hich could damage machine or components WARNING Warns of conditions or practices which could lead to personal injury or death 1 2 Laws Pertaining to Spark Arresters Notice Some states require that in...

Page 7: ...s and hazards associated with it NEVER touch engine or muffler while the engine is onorimmediatelyafterithasbeenturnedoff These areas get hot and may cause burns NEVERuseaccessoriesorattachmentswhicha...

Page 8: ...ngine is flooded or the smell of gasoline is present A stray spark could ignite fumes DO NOT use gasoline or other types of fuels or flammable solvents to clean parts especially in enclosed areas Fume...

Page 9: ...CT 30AGT CT36ADP CT 36AGT CT 48ADP CT 48AGT 30 762 30 762 36 914 36 914 48 1220 48 1220 60 100 125 165 60 100 125 165 60 100 125 165 Trowel 4 Mobil SHC634 Approx 45 1330 0 15 TrowelDiameter in mm Numb...

Page 10: ...owel blade lift The trowels can be tilted from 0 15 The speed of the trowels ranges from 60 165 rpm depending on the model 1 9 PeriodicMaintenanceSchedule The chart below lists basic trowel maintenanc...

Page 11: ...ct throttle cable e to throttle lever f 5 Install cable clamp h to take up excess throttle cable 6 Adjustthrottlecablesothatengineisinidlewhenthrottle control lever is in the idle position Tighten cab...

Page 12: ...2 2 GUIDE HANDLE TROWEL REPAIR 1013SD79 2 3 Upper Handle Twist Pitch Control Exploded View 1 1 2 3 4 5 6 7 9 10 11 8 12 16 15 14 13 23 4 3 18 22 19 20 21 24 25 21 28 27 26 33 29 30 31 32 17 N2 34 N2 N...

Page 13: ...5 Screw M5x25 1 16 Screw 8 32x1 4 2 17 Knob 1 Ref Description Qty N2 Lubricate threads before assembly N1 Fill bearing with grease before assembly Ref Description Qty 18 Screw 3 8 16x1 3 8 1 19 Casing...

Page 14: ...ol cable d 2 Disengage cable from fork e and slide through pulley c 3 Remove two M8 screws a holding handle to handle base b Carefullypullhandleandcontrolcableaway from handle base 4 Remove M6 screw g...

Page 15: ...sembly into handle lining up holesinhandle AttachM6screw m totheunderneath of handle 4 Apply Loctite 243 or equivalent to threads of M6 screw g Attach to top of handle Torque to 6 ft lbs 8 Nm 5 Thread...

Page 16: ...E TROWEL REPAIR 2 5 Upper Handle Pro Shift Exploded View 1023SD74 1 2 3 4 5 4 6 7 10 10 8 8 10 11 13 12 9 11 10 17 16 14 18 23 24 25 26 27 28 29 30 21 6 31 20 22 33 34 26 35 36 37 38 39 40 41 32 19 9...

Page 17: ...k M12 2 17 Housing Pro Shift 1 18 Handle adjustable 1 19 Lever throttle control 1 20 Clamp 2 21 Screw M5x25 2 Ref Description Qty Ref Description Qty 22 Knob 1 23 Screw 3 8 16x1 3 8 1 24 Casing cable...

Page 18: ...ble from fork r and slide through pulley p 4 Pull the Pro Shift handle all the way back 5 Remove two M8 screws n holding handle to handle base o Carefullypullhandleandcablecontrolaway from handle base...

Page 19: ...ough handle legs x If so equipped install retaining washer 3 Using pliers squeeze handle legs x together and slip handle into place on the pivot tubes Make sure that the handle is seated properly 4 Us...

Page 20: ...ctite 243 or equivalent to M6 screw c and reinstall in handle Torque to 6 ft lbs 8 Nm 11 Push Pro Shift handle fully forward Thread cable through handle base d and over pulley f Slide handle into base...

Page 21: ...slipping To replace belt 1 Disconnect spark plug lead WARNING To avoid accidental starting of the engine always disconnect spark plug lead before working on ma chine k m n o 1019SD18 2 Loosen the two...

Page 22: ...11 13 12 8 9 1 Mount beltguard 1 2 Clutch centrifugal 1 3 Washer 5 16x1 1 8x11 Ga 1 4 Screw 5 16x18x1 1 4 1 5 Beltguard 1 6 Washer B8 4 2 7 Screw M8x20 2 8 Pulley single groove 1 9 V belt 1 10 Screw...

Page 23: ...n screw d 4 6 turns to protect threads in crankshaft Push against bolt head rather than directly against shaft end 4 Remove key a Inspect key and keyways for signs of shearing Replace key if deformed...

Page 24: ...R 3 4 Clutch Exploded View 1 2 3 1017SD07 7 6 8 5 4 Ref Description Qty 1 Clutch centrifugal incl 2 8 1 2 Setscrew M8x12 2 3 Plate clutch 1 4 Spring clutch 1 5 Shoe clutch 4 6 Bearing ball 1 7 Clutch...

Page 25: ...f necessary 3 Inspect bearing 6 for free motion on shaft Replace if necessary Installation CAUTION Do not grease or oil pulley shaft or clutch drum 1 Slide clutch drum 7 over clutch pulley shaft 8 2 S...

Page 26: ...3 6 3 CLUTCH TROWEL REPAIR Notes...

Page 27: ...Shaft 1 6 Retainingring ext 2 7 Ring blade lift incl 8 1 8 Bearing sleeve 1 9 Screw armretainer 4 10 Fitting grease 4 11 Hub spider assy 1 12 Washer 1 Ref Description Qty Ref Description Qty 13 Screw...

Page 28: ...move spark plug to avoid acci dentally starting engine when turning trowel blades Trowel arms are free to rotate Be careful when handling trowel to avoid pinching hand or fingers betweentrowelblades 4...

Page 29: ...el arm Using thickness gauge tighten bolts until 1 16 remains between retaining ring and trowel arm 5 Check for free movement of lifting ring over spider Trowel blades should pivot freely Slide blade...

Page 30: ...4 4 4 SPIDER TROWEL REPAIR Notes...

Page 31: ...nnector wire 1 5 Screw 8 32x1 4 1 6 Key 3 16x1 13 16 2 7 Screw M8x25 3 8 Wire assembly 1 9 Washer B8 4 15 10 Gearbox assembly 1 Ref Description Qty 11 Ring trowel guard 1 12 Nut wing 1 13 Cover filter...

Page 32: ...rowelguard 7 For engine overhaul procedures refer to engine manufacturer srepairmanual Installation 1 Line up engine with mounting holes Reinstall four M8 locknuts d eight B8 washers e and four M8x45...

Page 33: ...nnector wire 1 5 Screw 8 32x1 4 1 6 Key 3 16x1 13 16 2 7 Screw M8x25 3 8 Wire assembly 1 9 Washer B8 4 15 10 Gearbox assembly 1 Ref Description Qty 1001RM10 Ref Description Qty 11 Ring trowel guard 1...

Page 34: ...g and belt guard plate h 6 Remove retaining ring from fork ring shaft Slide shaft out from lifting fork and gearcase Refer to Section 4 1 Trowel Assembly Exploded View 7 Slide fork free of lifting ri...

Page 35: ...2 Nm Torque rear screws to 16 ft lbs 22 Nm 5 If necessary reinstall pitch control cable to fork Install fork around lifting ring 6 Slide shaft through fork and gearcase Install retaining ring 7 Repla...

Page 36: ...1 15 Bearing 1 16 Cover gearbox side 1 17 Seal shaft 1 Shim 005 blue AR Shim 003 green AR Shim 001 amber AR Shim 010 brown AR 31 18 30 31 1 3 2 4 5 6 7 10 16 9 12 13 14 15 5 10 20 19 25 26 27 18 8 23...

Page 37: ...ighten to 16 ft lbs 22Nm CAUTION Rotateshaftbyhandwhiletighteningcover If shaft begins to bind before cover is tight DO NOT continue tightening or bearings may be damaged Remove cover and install addi...

Page 38: ...5 8 5 DRIVETRAIN TROWEL REPAIR Notes...

Page 39: ...ty or worn Clean or replace plug 4 Fuel air mixture needs adjustment Adjust 5 Dirty air filter Clean or replace filter 6 Dirty fuel filter Replace filter 7 Engine bolts or parts loose or missing Inspe...

Page 40: ...6 2 6 TROWEL REPAIR TROUBLESHOOTING Notes...

Page 41: ...eads 28824 5 ml Hernon 431 and for sealing weld porosity wicking 25316 10 ml Omnifit 1710 230LL Gaps up to 0 005 0 13 mm Temp range 65 to 300 degrees F 54 to 149 degrees C Loctite 609 Green Medium str...

Page 42: ...271 282 383 353 479 1 1 8 5 8 1 Ft Lb 1 357 Nm 1 Inch 25 4 mm In Lb Metric Fasteners DIN Inch Fasteners SAE Size Ft Lb Nm Ft Lb Nm Ft Lbs Nm Inch Metric Inch Metric M3 11 1 2 14 1 6 19 2 1 7 32 5 5 2...

Page 43: ......

Page 44: ...0 Fax 49 0 89 354 02 390 Wacker Corporation P O Box 9007 Menomonee Falls WI 53052 9007 Tel 1 1 262 255 0500 Fax 1 1 262 255 0550 Tel 800 770 0957 Wacker Asia Pacific Operations Sunley Center Unit 912...

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