Fein KBM 50 auto Repair Instructions Download

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KBM 50 Auto

All rights reserved by FEIN, especially in case of industrial rights registration.
FEIN retains all rights of disposal, such as copying and circulation.

C-SC_CSSM

2013-09-01

1/103

Version 1.0

Repair instructions

Summary of Contents for KBM 50 auto

Page 1: ...o All rights reserved by FEIN especially in case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 1 103 Version 1 0 Repair ins...

Page 2: ...retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 2 103 Version 1 0 1 Models described 2 Technical data 3 Notes requirements 4 Tools required 5 Lubricants and auxili...

Page 3: ...s registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 3 103 Version 1 0 These instructions describe how to repair the following models Model Order no...

Page 4: ...ata The complete technical data can be found in the operating instructions for the model Test data Up to date test data for all models can be found on the FEIN Extranet Customer Service Repair Guides...

Page 5: ...ning Only use original FEIN spare parts Requirements Please note that power tools may only be repaired maintained and checked by a trained electrician as improper repair can result in serious risks to...

Page 6: ...t wrenches sizes 2 2 5 3 4 5 6 Arbor press 2x plastic hammer Size 5 punch Rubber hammer Circlip pliers for inner and outer rings Inner bearing puller 6 10 mm Inner bearing puller 12 16 mm Inner bearin...

Page 7: ...4 Tools required Standard tool Sleeve Outer diameter Inner diameter 65 mm 55 mm Outer diameter Inner diameter 55 mm 40 mm Outer diameter Inner diameter 53 mm 45 mm Outer diameter Inner diameter 52 mm...

Page 8: ...and circulation C SC_CSSM 2013 09 01 8 103 Version 1 0 4 Tools required Standard tool Sleeve Outer diameter Inner diameter 28mm 21mm Outer diameter Inner diameter 25mm 15mm Outer diameter Inner diamet...

Page 9: ...ins all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 9 103 Version 1 0 5 Lubricants and auxiliary substances required Lubricants Grease 0 40 106 0100 1 5g NILOS ring sealing...

Page 10: ...by FEIN especially in case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 10 103 Version 1 0 1 Remove container 1 6 Disasse...

Page 11: ...rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 11 103 Version 1 0 1 Loosen nut 1 left handed thread 2 Remove drill chuck with help of drift key 2 3 Remove circlip 3 4 Pull of...

Page 12: ...pying and circulation C SC_CSSM 2013 09 01 12 103 Version 1 0 CAUTION Risk of injury due to tensioned spiral spring When loosening circlip hold washer with hand 1 Push up sleeve 1 and hold 2 Remove ci...

Page 13: ...ns all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 13 103 Version 1 0 CAUTION Risk of injury due to tensioned spiral spring When loosening circlip hold cover with hand 1 Re...

Page 14: ...hts registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 14 103 Version 1 0 1 Remove spiral spring 1 2 Remove inner sleeve 2 3 Remove outer sleeve 3 4...

Page 15: ...al such as copying and circulation C SC_CSSM 2013 09 01 15 103 Version 1 0 1 Remove circlip 1 2 Remove nut 2 3 Push up outer sleeve 3 and hold CAUTION Risk of injury due to tensioned spiral spring Whe...

Page 16: ...uch as copying and circulation C SC_CSSM 2013 09 01 16 103 Version 1 0 1 Remove disc 1 and sleeve 2 2 Remove spring 3 3 Remove circlip 4 CAUTION Risk of injury due to tensioned spiral spring When loos...

Page 17: ...N retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 17 103 Version 1 0 1 Remove spiral spring 1 2 Remove inner sleeve 2 3 Remove outer sleeve 3 4 Remove two pins 4 5...

Page 18: ...rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 18 103 Version 1 0 1 Loosen two screws 1 and take off cover 2 2 Remove switch insert 3 6 D...

Page 19: ...s all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 19 103 Version 1 0 1 Loosen two screws 1 and remove housing half 2 2 Unlock plug 3 and pull off ribbon cable 4 3 Remove pl...

Page 20: ...copying and circulation C SC_CSSM 2013 09 01 20 103 Version 1 0 1 Remove second housing half 1 2 Disconnect and remove all cables which are connected on the PCB 2 3 Use two screwdrivers to remove the...

Page 21: ...screw 1 and loosen drill unit with the two levers 2 CAUTION Risk of injury and damage to the tool Once the levers have been loosened the drill unit has nothing to stop it from falling out This may re...

Page 22: ...l rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 22 103 Version 1 0 1 Loosen the four socket head screws 2 Disconnect gearbox housing from motor housing with intermediate bear...

Page 23: ...uch as copying and circulation C SC_CSSM 2013 09 01 23 103 Version 1 0 1 Remove seal 1 2 Pull off spur gear shaft 2 by hand 3 turn the switch pushbutton 3 in position two 4 Pull off second gear wheel...

Page 24: ...of disposal such as copying and circulation C SC_CSSM 2013 09 01 24 103 Version 1 0 1 Loosen circlip 1 and remove gear wheel 2 2 Remove feather key 3 3 Remove circlip 4 4 Press out shaft 5 with groove...

Page 25: ...and circulation C SC_CSSM 2013 09 01 25 103 Version 1 0 1 Remove grooved ball bearings 1 2 Remove three sealing rings 2 3 Remove circlip 3 4 Press grooved ball bearing 4 off shaft 6 Disassembly Disas...

Page 26: ...registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 26 103 Version 1 0 1 Remove circlip 1 2 Remove gear wheel 2 3 Remove second gear wheel 3 and feath...

Page 27: ...rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 27 103 Version 1 0 1 Press gear wheel 1 off shaft 2 2 Loosen four screws 3 3 Take off intermediate bearing 4 4 Remove grooved b...

Page 28: ...circulation C SC_CSSM 2013 09 01 28 103 Version 1 0 1 Remove cover 1 and take out spring 2 2 Pull out carbon brushes 3 with hook Only pull carbon brush out to point where it no longer scrapes the arma...

Page 29: ...ustrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 29 103 Version 1 0 1 Remove bearings 1 6 Disassembly Disassembling gearbox housing...

Page 30: ...osal such as copying and circulation C SC_CSSM 2013 09 01 30 103 Version 1 0 1 Unscrew two screws 1 and take off air guide ring 2 2 On both sides loosen screw 3 and take off carbon brush holder 3 Remo...

Page 31: ...nd circulation C SC_CSSM 2013 09 01 31 103 Version 1 0 6 Disassembly Tool 2 x screwdriver Drawing off socket cap Chuck cone 19mm 26mm Disassembling armature 1 Pull off insulating sleeve and magnet rin...

Page 32: ...industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 32 103 Version 1 0 6 Disassembly Tool Slotted screwdriver Size 6 socket wrench...

Page 33: ...al rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 33 103 Version 1 0 6 Disassembly Tool Torx T20 Disassembling spider 1 Loosen the four sc...

Page 34: ...ase of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 34 103 Version 1 0 6 Disassembly Disassembling PCB 1 Pull off grey connec...

Page 35: ...especially in case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 35 103 Version 1 0 6 Disassembly Disassembling PCB 1 Pres...

Page 36: ...ly in case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 36 103 Version 1 0 6 Disassembly Tool Torx T20 Disassembling PCB 1...

Page 37: ...hts of disposal such as copying and circulation C SC_CSSM 2013 09 01 37 103 Version 1 0 6 Disassembly Disassembling connecting cable 1 Pull off the two connecting cables 1 2 Pull off the two grey conn...

Page 38: ..._CSSM 2013 09 01 38 103 Version 1 0 6 Disassembly 1 Unscrew screw 1 and remove cover 2 2 Loosen screw 3 and remove strain relief 4 3 Remove supply cable 5 4 Loosen four screws 6 and remove PCBs 7 and...

Page 39: ...stration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 39 103 Version 1 0 6 Disassembly 1 Unscrew the four screws 1 2 Pull spider 2 off motor 3 Loosen the se...

Page 40: ...strial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 40 103 Version 1 0 6 Disassembly 1 Pull out worm 1 grooved ball bearing 2 and disc 3...

Page 41: ...EIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 41 103 Version 1 0 6 Disassembly 1 Unscrew the three handles 1 2 Unscrew the three set screws 2 under the scale...

Page 42: ...case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 42 103 Version 1 0 6 Disassembly 1 Loosen housing 1 by tapping gently an...

Page 43: ...rial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 43 103 Version 1 0 6 Disassembly 1 Open circlip 1 with collets and remove 2 Remove dis...

Page 44: ...n FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 44 103 Version 1 0 6 Disassembly 1 Open circlip 1 with collets and remove 2 Take out the three balls 2 3 Hamm...

Page 45: ...y in case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 45 103 Version 1 0 6 Disassembly 1 Pull off grooved ball bearing 1...

Page 46: ...al rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 46 103 Version 1 0 6 Disassembly 1 Pull protective hose 1 up and out 2 Remove sealing ri...

Page 47: ...ase of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 47 103 Version 1 0 1 Unscrew the four socket head screws 1 6 Disassembly...

Page 48: ...ains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 48 103 Version 1 0 1 Move guide up to stop with help of spider 2 Unscrew socket head screw 1 until spider can be turned...

Page 49: ...stration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 49 103 Version 1 0 1 Unscrew socket head screws 1 2 Remove gear rack 2 3 Unscrew flat headed screw 3 6...

Page 50: ...all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 50 103 Version 1 0 1 Unscrew six socket head screws 1 on each of the guide rails 2 Remove pressure piece and guide rails 3...

Page 51: ...Auto All rights reserved by FEIN especially in case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 51 103 Version 1 0 7 Ass...

Page 52: ...all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 52 103 Version 1 0 1 Slide pressure piece 1 behind guide rail 2 Secure each guide rail with six socket head screws 2 Tighten...

Page 53: ...SC_CSSM 2013 09 01 53 103 Version 1 0 1 Fit gear rack 1 on guide 2 2 Support screw 3 with circlip so that gear rack runs over shaft s gear wheel 3 Screw down screw 4 with circlip Tighten screw to tor...

Page 54: ...9 01 54 103 Version 1 0 1 Screw leaf spring 1 to housing 2 Apply thin layer of grease to guide 2 and thread in to guide strips 3 3 Turn spider to move guide down a little 4 Tighten socket head screw 4...

Page 55: ...s registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 55 103 Version 1 0 1 Place the six set screws 1 in position The guide is adjusted after the dril...

Page 56: ...ion FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 56 103 Version 1 0 2 Screw magnetic foot down to housing with four socket head screws 1 Tighten socket head...

Page 57: ...se of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 57 103 Version 1 0 1 Insert the three pins 1 through locking bar 7 Assembl...

Page 58: ...pying and circulation C SC_CSSM 2013 09 01 58 103 Version 1 0 1 Press on the grooved ball bearing 1 with the help of a sleeve 2 Apply layer of grease to the three balls 2 and insert 3 Fit circlip 3 in...

Page 59: ...tration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 59 103 Version 1 0 1 Apply grease to inside of worm 1 and slide on 2 Fit disc 2 3 Slide circlip 3 on to...

Page 60: ...opying and circulation C SC_CSSM 2013 09 01 60 103 Version 1 0 1 Press on housing 1 2 Screw balls spiral springs and set screws 2 into corresponding holes 3 Tighten socket head screws to torque of 2 0...

Page 61: ...hts registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 61 103 Version 1 0 1 Fit disc 1 on motor 2 Slide on worm 4 and grooved ball bearing 3 Make sur...

Page 62: ...such as copying and circulation C SC_CSSM 2013 09 01 62 103 Version 1 0 1 Screw in set screw 1 Tighten set screw to torque of 2 0 Nm 2 Slide on motor 2 and secure with the four cylinder head screws 3...

Page 63: ...09 01 63 103 Version 1 0 7 Assembly 1 Insert sealing ring 1 For better assembly coat sealing ring with thin layer of grease 2 Install protective hose 2 3 Secure the two PCBs 4 and 5 with four screws...

Page 64: ...as copying and circulation C SC_CSSM 2013 09 01 64 103 Version 1 0 7 Assembly 1 Insert cover half 1 in housing 2 Install feed cable and fit strain relief 2 Tighten screw to torque of 0 9 Nm 3 Attach...

Page 65: ...ersion 1 0 7 Assembly 1 Wire all connecting cables in accordance with connection diagram When installing the electronics box ensure that the protective hose lies in the recess as shown 2 Connect earth...

Page 66: ...lly in case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 66 103 Version 1 0 1 Connect the two grey cables 2 2 Connect the...

Page 67: ...ins all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 67 103 Version 1 0 1 Fit cover 1 and slide the three cables through opening 2 Screw down the two screws 2 Tighten screws...

Page 68: ...ts registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 68 103 Version 1 0 1 Insert PCB 1 lower edge first 2 Allow PCB to engage in hook 3 Connect the...

Page 69: ...trial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 69 103 Version 1 0 1 Fit spider with motor 1 2 Apply thin layer of grease to bush 2 a...

Page 70: ...rculation C SC_CSSM 2013 09 01 70 103 Version 1 0 Important Position discs and cup springs correctly on cylinder head screw Curve of discs faces cup springs 1 Coat screw 1 with Loctite 2 Screw down sc...

Page 71: ...retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 71 103 Version 1 0 1 Fit cover 1 2 Screw in the two screws 2 Tighten screws to torque of 2 0 Nm 3 Screw in the two...

Page 72: ...er key 1 2 Slide gear wheel 2 on to shaft 3 Slide second gear wheel 3 on to shaft and secure with a circlip 4 4 Press gear wheel 5 on to shaft Repeatedly pressing gear wheel on and off reduces the for...

Page 73: ...tion FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 73 103 Version 1 0 1 Press grooved ball bearing 1 on to shaft 2 Slide circlip 2 on to shaft 7 Assembly Ass...

Page 74: ...tip when the grooved ball bearings are pressed in 2 Apply thin layer of grease to the three sealing rings 2 and insert Do not assemble sealing rings with a sharp tool as this could damage them 3 Pres...

Page 75: ...s registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 75 103 Version 1 0 1 Insert feather key 1 in shaft 2 Press gear wheel 2 on to shaft and secure w...

Page 76: ...grease to switch pushbutton 1 insert in gearbox housing and secure with circlip 2 2 Insert first shaft with gear wheel 3 Insert gear wheel such that dowel pin of switch pushbutton sits in gear wheel...

Page 77: ...01 77 103 Version 1 0 7 Assembly Tool Arbor press Pressing fixture Ball bearing support D 26 Ball bearing support D 19 Assembling armature 1 2 3 6 7 3 1 Fit end plate 1 2 Press on grooved ball bearin...

Page 78: ...or housing Insert stator such that the two connecting cables 2 are on the right as shown Press stator in to motor housing until stop is reached 2 Lead stator s connecting cables on the right upwards w...

Page 79: ...pying and circulation C SC_CSSM 2013 09 01 79 103 Version 1 0 1 Insert armature 1 Insert armature such that the connection plate is fitted as shown Ensure that carbon brushes are pulled to the rear 2...

Page 80: ...Version 1 0 1 Press grooved ball bearings 1 in to intermediate bearing 2 2 Fit intermediate bearing on motor housing 3 Use four screws 3 and sealing rings to screw intermediate bearing down on motor h...

Page 81: ...CSSM 2013 09 01 81 103 Version 1 0 1 Fill gearbox housing with 120g of grease 2 Assemble motor housing with intermediate bearing 1 on gearbox housing 2 3 Use socket head screws to connect two assembli...

Page 82: ...rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 82 103 Version 1 0 1 Insert pressure piece 1 2 Slide drill unit 2 on to guide rails 3 3 Use...

Page 83: ...ghts registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 83 103 Version 1 0 1 Screw down flat headed screw 1 Tighten screw to torque of 1 2 Nm 7 Assem...

Page 84: ...ion C SC_CSSM 2013 09 01 84 103 Version 1 0 1 Insert electronics PCB 1 in correct position 2 Press connecting cables in to the intended holders 2 3 Connect connecting cables 3 to carbon brush holders...

Page 85: ...ll rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 85 103 Version 1 0 1 Connect connecting cables 1 2 Attach first housing half 2 3 Position protective hose 3 and install conne...

Page 86: ...13 09 01 86 103 Version 1 0 1 Ensure that end of yellow mark 1 is in correct position on mark 2 2 Connect plug 3 to electronics PCB 3 Slide ribbon cable 4 in to connection 5 and seal connection 4 Atta...

Page 87: ...ration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 87 103 Version 1 0 1 Place switch insert 1 on electronics PCB 2 Place cover 2 on housing and switch inse...

Page 88: ...pying and circulation C SC_CSSM 2013 09 01 88 103 Version 1 0 1 Insert the four balls 1 in shaft Fix balls with a drop of grease 2 Place outer sleeve 2 on shaft 3 Place inner sleeve 3 on shaft 4 Inser...

Page 89: ...tains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 89 103 Version 1 0 1 Place cover 1 on spring and press down 2 Use circlip 2 to secure cover 3 Insert spiral spring 3 4...

Page 90: ...SC_CSSM 2013 09 01 90 103 Version 1 0 1 Push up outer sleeve 1 and hold The outer sleeve must be held at the top otherwise the circlip cannot be assembled 2 Press disc 2 and sleeve 3 down at the same...

Page 91: ...f industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 91 103 Version 1 0 1 Slide nut 1 over shaft 2 Secure circlip 2 on shaft 7 Asse...

Page 92: ...s 1 on shaft Replace the two sealing rings each time housing is assembled 2 Insert two pins 2 in shaft Insert the two pins such that the flattened end faces the interior of the shaft Fix pins with a d...

Page 93: ...ll rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 93 103 Version 1 0 1 Place cover 1 on spring and press down 2 Use circlip 2 to secure cover 3 Insert spiral spring 3 4 Insert...

Page 94: ...ion 1 0 7 Assembly Disassembling Weldon mounting shaft accessory 3 4 2 Tool Circlip pliers Size 6 punch 1 1 Push up outer sleeve 1 and hold The outer sleeve must be held at the top otherwise the circl...

Page 95: ...rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 95 103 Version 1 0 1 Slide drill chuck 1 up in to fitting 2 Screw down drill chuck with nut...

Page 96: ...ed by FEIN especially in case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 96 103 Version 1 0 1 Assemble container 1 7 Ass...

Page 97: ...such as copying and circulation C SC_CSSM 2013 09 01 97 103 Version 1 0 1 Move drill motor 1 into upper position 2 At spider 2 pull handles out Drill motor is fixed in position 3 Tighten top three set...

Page 98: ...ghts registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 98 103 Version 1 0 1 Turn tightened set screws back by 60 anticlockwise 2 Move drill motor 2...

Page 99: ...rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 99 103 Version 1 0 1 At spider 1 pull handles out Drill motor is fixed in position 2 Tighten bottom three set screws 2 to 1 4 N...

Page 100: ...case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 100 103 Version 1 0 2 Turn tightened set screws back by 60 anticlockwise...

Page 101: ...t of guide strip Tap on side opposite set screws Position the plastic hammer such that it is always at the same height as one of the six set screws If the guide does not run smoothly turn the set scre...

Page 102: ...IN especially in case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 102 103 Version 1 0 8 Troubleshooting See separate file...

Page 103: ...All rights reserved by FEIN especially in case of industrial rights registration FEIN retains all rights of disposal such as copying and circulation C SC_CSSM 2013 09 01 103 103 Version 1 0 9 Connect...

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Fein KBM 50 auto, Repair Instructions

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