Fein MBS25F Setup guide

MBS 25F; MBS 16X
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 2014.12 1/43Version 1.0
Repair instructions
MBS 25F MBS 16X

MBS 25F; MBS 16X
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 2014.12 2/43Version 1.0
1. Models described
2. Technical data
3. Notes / requirements
4. Tools required
5. Lubricants and auxiliary substances required
6. Disassembly
7. Assembly
8. Troubleshooting
9. Connection diagram
Contents

MBS 25F; MBS 16X
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 2014.12 3/43Version 1.0
These instructions describe how to repair the following models:
Model
Order no.
MBS 25F
9 03 19 223 00 0
MBS 16X
9 03 18 223 00 0
1. Models described

MBS 25F; MBS 16X
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 2014.12 4/43Version 1.0
2. Technical data
Technical data
The complete technical data can be found in the operating instructions for the specific model.
Test data
Up-to-date test data for all models can be found on the FEIN Extranet (Customer Service → Repair Guides).
Lubricants
The lubricants and container sizes available from FEIN can be found on the FEIN Extranet
(Customer Service → Repair Guides).
Lists of spare parts
Lists of spare parts and exploded views are available online at www.fein.com

MBS 25F; MBS 16X
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 2014.12 5/43Version 1.0
3. Notes / requirements
Note
These instructions are only intended for persons with suitable technical training. It is assumed
that the reader has mechanical and electrical training.
Only use original FEIN spare parts!
Provisions
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 the user.
The provisions set out in DIN VDE 0701-0702 should be observed after repairs.
The relevant accident prevention regulations of the employers' liability insurance associations are
to be observed when commissioning.
The German Equipment and Product SafetyAct applies for correct use.
Outside Germany, the regulations applicable in the relevant country must be observed!

MBS 25F; MBS 16X
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 2014.12 6/43Version 1.0
4. Tools required
Standard tool
- Torx 15 and 20 screwdrivers
- Phillips head screwdriver
- Slotted screwdriver
- Socket wrenches: sizes 2.5; 3; 4; 5
- Size 17 ring wrench
- Arbor press
-Circlip pliers for
inner and outer rings
-Inner bearing puller, 18-22 mm
NOTE
Only special tools with an order number can
be ordered from FEIN.

MBS 25F; MBS 16X
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 2014.12 7/43Version 1.0
4. Tools required
Standard tool
- Sleeve
Outer diameter
Inner diameter
30mm
~26mm
NOTE
Only special tools with an order number can
be ordered from FEIN.

MBS 25F; MBS 16X
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 2014.12 8/43Version 1.0
5. Lubricants and auxiliary substances
required
Lubricants
Grease
3 21 600 0306 1
5g
Shaft (spider), guide

MBS 25F; MBS 16X
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 2014.12 9/43Version 1.0
1. Remove container (1).
6. Disassembly
Disassembling container
1

MBS 25F; MBS 16X
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 2014.12 10/43Version 1.0
1. Unscrew flat headed screw (1).
2. Loosen lever (2).
3. Slide up holder (3) and remove.
4. Remove pressure piece (4).
5. Unscrew the two cylinder head screws (5) with circlips.
6. Disassembly
Disassembling holder
2
1
Tools:
- Slotted screwdriver
- Size 5 socket wrench
3
4 5