Fein WSG 20-180 Repair Instructions
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Fein WSG 20-180 Repair Instructions

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Grinding
Repair instructions
Applies to:
WSG 20-180; WSG 20-230; WSG 25-180; WSG 25-230;
WSB 20-180; WSB 20-230; WSB 25-180 X; WSB 25-230 X
34130529060
Printed in Germany

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Summary of Contents for Fein WSG 20-180

  • Page 1 34130529060 Grinding Printed in Germany Repair instructions Applies to: WSG 20-180; WSG 20-230; WSG 25-180; WSG 25-230; WSB 20-180; WSB 20-230; WSB 25-180 X; WSB 25-230 X...

  • Page 2: Table Of Contents

    Disassembling the shaft ....................35 8.4.5 Removing the gearbox housing ..................36 C-SC_CSSM Version 1.0 10.03.2021 Page 2 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 3 Assembling the handle and safety hood ................... 72 10 Inspection following repairs ......................73 C-SC_CSSM Version 1.0 10.03.2021 Page 3 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 4: Models Described

    WSB 25-230 X 7 221 11 ..C-SC_CSSM Version 1.0 10.03.2021 Page 4 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 5: Technical Data

    The complete technical data can be found in the operating instructions for the model. Special tools The special tools catalogue can be found in the FEIN electronic information system. Lubricants and auxiliary substances The lubricants catalogue can be found in the FEIN electronic information system.

  • Page 6: Symbols Used

    Part of the navigation interface. C-SC_CSSM Version 1.0 10.03.2021 Page 6 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 7: Notes And Requirements

    C. & E. Fein GmbH assumes no responsibility for the completeness, relevance, quality or correctness of the information provided. Liability claims against C. & E. Fein GmbH that relate to material or immaterial damage caused by the use or failure to use the information provided or by the use of incorrect or incomplete information are excluded.

  • Page 8: Safety Instructions

    Measure that must be taken in order to avoid this danger. C-SC_CSSM Version 1.0 10.03.2021 Page 8 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 9 NFORMATION C-SC_CSSM Version 1.0 10.03.2021 Page 9 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 10: Tools, Lubricants And Auxiliary Substances Required

    Chuck cone 32 mm 64107032000 Chuck cone 26 mm 64107026000 C-SC_CSSM Version 1.0 10.03.2021 Page 10 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 11: Lubricants And Auxiliary Substances Required

    34130529060 Grinding Printed in Germany Tools, lubricants and auxiliary substances required 6.3 Lubricants and auxiliary substances required The manufacturer's specifications for the lubricants used can be found in the FEIN lubricants catalogue. Grease SM 0001 85 g Gearbox Sealant Loctite 573 n.a.

  • Page 12: Test And Diagnostics Options

    Grinding Printed in Germany Test and diagnostics options Test and diagnostics options Test data The permitted parameters for the machine can be found in the FEIN electronic information system. C-SC_CSSM Version 1.0 10.03.2021 Page 12 of 73 All rights reserved by FEIN, especially in case of property rights applications.

  • Page 13: Disassembly

    1. Unscrew the handle (1). 2. Remove the safety hood (2). C-SC_CSSM Version 1.0 10.03.2021 Page 13 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 14: Disassembling The Housing

    NFORMATION Secure the spring (6). Remove the spring (6). C-SC_CSSM Version 1.0 10.03.2021 Page 14 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 15: Removing The Network Cable

    Remove the cable (4). Remove the cable grommet (5). C-SC_CSSM Version 1.0 10.03.2021 Page 15 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 16: Disassembling The Switch Wsg 20/25

    Remove the plug (1). Remove the plug (2). Remove the plug (3). C-SC_CSSM Version 1.0 10.03.2021 Page 16 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 17 NFORMATION Only remove the connecting piece (2), if necessary. C-SC_CSSM Version 1.0 10.03.2021 Page 17 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 18: Disassembling The Switch Wsb 20/25

    NFORMATION Only remove the connecting piece (7), if necessary. C-SC_CSSM Version 1.0 10.03.2021 Page 18 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 19: Removing The Carbon Brushes

    Repeat steps 1 to 8 on the opposite side of the machine. C-SC_CSSM Version 1.0 10.03.2021 Page 19 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 20: Removing The Electronics Wsg 20/25

    Remove the electronics (4). Remove the pressure piece (5). C-SC_CSSM Version 1.0 10.03.2021 Page 20 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 21: Removing The Electronics Wsb 20/25

    Remove the electronics (4). Remove the two pressure pieces (5). C-SC_CSSM Version 1.0 10.03.2021 Page 21 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 22: Disassembling The Gearbox Housing Wsg 20/25-180/230

    Remove the sealing ring (2). Remove the internal flange (3). C-SC_CSSM Version 1.0 10.03.2021 Page 22 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 23: Removing The Bearing Plate

    Use new washers (2) for assembly each time. Remove the bearing plate (3). C-SC_CSSM Version 1.0 10.03.2021 Page 23 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 24: Disassembling The Bearing Plate

    Press out the shaft (2). Remove the gearwheel (3). C-SC_CSSM Version 1.0 10.03.2021 Page 24 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 25 Remove the felt ring (6). Photo shows similar product C-SC_CSSM Version 1.0 10.03.2021 Page 25 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 26: Removing The Gearbox Housing

    Unscrew the two screws (1). Unscrew the two screws (2). C-SC_CSSM Version 1.0 10.03.2021 Page 26 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 27 Remove the armature (1) from the motor housing (2). Remove the air guide ring (3). C-SC_CSSM Version 1.0 10.03.2021 Page 27 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 28: Removing The Armature

    Unscrew the screw (3). Remove the armature (4) from the housing (5). C-SC_CSSM Version 1.0 10.03.2021 Page 28 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 29: Removing The Housing Components

    Remove the bushing (5). NFORMATION Only remove the bushing (5), if necessary. C-SC_CSSM Version 1.0 10.03.2021 Page 29 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 30 Only remove the needle sleeve (2), if necessary. Pre-heat the housing (3). C-SC_CSSM Version 1.0 10.03.2021 Page 30 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 31: Disassembling The Gearbox Housing Wsb 20/25-180/230

    Open the lever (1). Remove the clamping unit (2). C-SC_CSSM Version 1.0 10.03.2021 Page 31 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 32: Removing The Bearing Plate

    Remove the bearing plate (3). Remove the grease (4). C-SC_CSSM Version 1.0 10.03.2021 Page 32 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 33: Disassembling The Bearing Plate

    Press out the shaft (2). Remove the gearwheel (3). C-SC_CSSM Version 1.0 10.03.2021 Page 33 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 34 Remove the felt ring (6). Photo shows similar product C-SC_CSSM Version 1.0 10.03.2021 Page 34 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 35: Disassembling The Shaft

    Remove the pressure piece (3). Remove the twelve disc springs (4) C-SC_CSSM Version 1.0 10.03.2021 Page 35 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 36: Removing The Gearbox Housing

    Unscrew the two screws (1). Unscrew the two screws (2). C-SC_CSSM Version 1.0 10.03.2021 Page 36 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 37 Remove the armature (1) from the motor housing (2). Remove the air guide ring (3). C-SC_CSSM Version 1.0 10.03.2021 Page 37 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 38: Removing The Armature

    Unscrew the screw (3). Remove the armature (4) from the housing (5). C-SC_CSSM Version 1.0 10.03.2021 Page 38 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 39: Removing The Housing Components

    Only remove the needle sleeve (9), if necessary. Pre-heat the housing (10). C-SC_CSSM Version 1.0 10.03.2021 Page 39 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 40: Removing The Motor

    Remove the bushing (6). Press out the grooved ball bearing (7). C-SC_CSSM Version 1.0 10.03.2021 Page 40 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 41: Removing The Stator

    Remove the air guide ring (1). Remove the two screws (2). C-SC_CSSM Version 1.0 10.03.2021 Page 41 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 42 Remove the stator (3). Photo shows similar product C-SC_CSSM Version 1.0 10.03.2021 Page 42 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 43: Assembly

    The locking mechanism must engage. *Click* Twist the cables (3). C-SC_CSSM Version 1.0 10.03.2021 Page 43 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 44 Screw in the two screws [5 x 55 mm] (1) [5 Nm]. Position the air guide ring (2). C-SC_CSSM Version 1.0 10.03.2021 Page 44 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 45: Assembling The Armature

    Position the bushing (7). NFORMATION Apply oil to the bushing (7). C-SC_CSSM Version 1.0 10.03.2021 Page 45 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 46: Assembling The Gearbox Housing Wsg 20/25-180/230

    Align the pushbutton (7) with the guide plate (8). C-SC_CSSM Version 1.0 10.03.2021 Page 46 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 47: Positioning The Armature

    Use a new washer. Screw in the screw (6) [1.2 Nm]. C-SC_CSSM Version 1.0 10.03.2021 Page 47 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 48: Positioning The Gearbox Housing

    Position the armature (2) in the motor housing (3). C-SC_CSSM Version 1.0 10.03.2021 Page 48 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 49 Screw in the screws (2) + (3) crosswise [3.1 Nm]. C-SC_CSSM Version 1.0 10.03.2021 Page 49 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 50: Assembling The Bearing Plate

    (2). C-SC_CSSM Version 1.0 10.03.2021 Page 50 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 51 Ensure the washer is in the correct position in relation to the holes (7). Apply Loctite to the washer (7). C-SC_CSSM Version 1.0 10.03.2021 Page 51 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 52: Positioning The Bearing Plate

    Apply Loctite to the ring (6). Repeat steps 3 to 5. C-SC_CSSM Version 1.0 10.03.2021 Page 52 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 53: Positioning The Threaded Flange

    Position the sealing ring (3). Position the threaded flange (4). C-SC_CSSM Version 1.0 10.03.2021 Page 53 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 54: Assembling The Gearbox Housing Wsb 20/25-180/230

    Position the washer (7). Position the lever (8). Position the bolt (9). C-SC_CSSM Version 1.0 10.03.2021 Page 54 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 55: Positioning The Armature

    Use a new washer. Screw in the screw (6) [1.2 Nm]. C-SC_CSSM Version 1.0 10.03.2021 Page 55 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 56: Positioning The Gearbox Housing

    Position the armature (2) in the motor housing (3). C-SC_CSSM Version 1.0 10.03.2021 Page 56 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 57 Screw in the screws (1) + (2) crosswise [3.1 Nm]. C-SC_CSSM Version 1.0 10.03.2021 Page 57 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 58: Assembling The Shaft

    Risk of injury. Ensure the punch does not slip. C-SC_CSSM Version 1.0 10.03.2021 Page 58 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 59: Assembling The Bearing Plate

    (2). C-SC_CSSM Version 1.0 10.03.2021 Page 59 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 60 Ensure the washer is in the correct position in relation to the holes. Apply Loctite to the washer (6). C-SC_CSSM Version 1.0 10.03.2021 Page 60 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 61: Positioning The Bearing Plate

    Adjust with shims, if needed, and repeat steps 3 to 5. C-SC_CSSM Version 1.0 10.03.2021 Page 61 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 62: Positioning The Clamping Unit

    Positioning the clamping unit (1). Closing the lever (2). C-SC_CSSM Version 1.0 10.03.2021 Page 62 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 63: Assembling The Housing

    WSB 20/25-180/230: one connecting cable and one cable with toroidal choke. C-SC_CSSM Version 1.0 10.03.2021 Page 63 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 64: Positioning The Electronics Wsg 20/25

    Screw in the four screws (5) [1.7 Nm]. Position the plug (6). C-SC_CSSM Version 1.0 10.03.2021 Page 64 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 65: Positioning The Electronics Wsb 20/25

    Screw in the four screws (5) [1.7 Nm]. Position the plug (6). C-SC_CSSM Version 1.0 10.03.2021 Page 65 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 66: Positioning The Network Cables

    Clamp the cable on the black insulation. Screw in the screw (4) [1.9 Nm]. C-SC_CSSM Version 1.0 10.03.2021 Page 66 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 67: Assembling The Switch Wsg 20/25

    PH2 cross-head screwdriver Position the plug (1). Position the plug (2). C-SC_CSSM Version 1.0 10.03.2021 Page 67 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 68 NFORMATION Make sure that the cables are routed correctly. C-SC_CSSM Version 1.0 10.03.2021 Page 68 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 69: Assembling The Switch Wsb 20/25

    NFORMATION Make sure that the cables are routed correctly. C-SC_CSSM Version 1.0 10.03.2021 Page 69 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 70: Fitting The Handle

    Ensure that the cables are in the correct position. C-SC_CSSM Version 1.0 10.03.2021 Page 70 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.
  • Page 71 NFORMATION Make sure that the cables are routed correctly. C-SC_CSSM Version 1.0 10.03.2021 Page 71 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 72: Assembling The Handle And Safety Hood

    1. Assemble the safety hood (1). 2. Screw in the handle (2). C-SC_CSSM Version 1.0 10.03.2021 Page 72 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

  • Page 73: Inspection Following Repairs

    Standstill of grinding wheel within 3 seconds after switching off WSB 20/25-180/230 C-SC_CSSM Version 1.0 10.03.2021 Page 73 of 73 All rights reserved by FEIN, especially in case of property rights applications. FEIN retains all rights of disposal, such as copying and circulation.

This manual is also suitable for:

Wsg 20-230Wsg 25-180Wsg 25-230Wsb 20-180Wsb 20-230Wsb 25-180 x ... Show all

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