Fein GSZ11-320PRL Setup guide

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
Repair instructions
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2015-12-14
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FEIN retains all rights of disposal, such as copying and circulation.
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GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
Contents
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2015-12-14
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1. Models described
2. Technical data
3. Notes and requirements
4. Tools required
5. Lubricants and auxiliary substances required
6. Removal
7. Fitting
8. Connection diagram

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
1. Models described
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These repair instructions describe how to repair the following models:
Model Order number
GSZ 11-320 PRL 7 223 21 .. .. .
GSZ 11-320 PERL 7 223 22 .. .. .
GSZ 11-90 PERL 7 223 23 .. .. .

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
2. Technical data
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Technical data
All the technical data can be found in the operating instructions for the model.
Tests
Up-to-date test data and test instructions after repair can be found on the FEIN Extranet (Customer Service → Repair Guides).
Lubricants / Auxiliary substances
The lubricants or auxiliary substances and their 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

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
3. Notes and requirements
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Please 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 employer’s liability insurance associations are to be observed when
commissioning.
The German Equipment and Product Safety Act [ProdSG] applies for correct use.
Outside Germany, the regulations applicable in the relevant country must be observed.

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
4. Tools required
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Standard tools Special tools
Arbor 13 mm diameter Drawing-off socket cap 6 41 04 150 00 8
Arbor press Pressure piece 6 41 22 003 00 0
Punch 5 mm diameter Assembly aid 6 41 22 121 01 0
Flat material 45 mm x 20 mm x 5 mm Clamping sleeve 19 mm 6 41 07 019 00 7
Open-ended spanner 17 mm; 30 mm
Slide hammer
Sleeve •8 mm inner diameter
12 mm outer diameter
•8 mm inner diameter
19 mm outer diameter
•9 mm inner diameter
21 mm outer diameter
•10 mm inner diameter
25 mm outer diameter
•11 mm inner diameter
16 mm outer diameter
•21 mm inner diameter
26 mm outer diameter
•26 mm inner diameter
40 mm outer diameter

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
4. Tools required
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Standard tools Special tools
Sleeve •80 mm inner diameter
90 mm outer diameter
Inner puller
Socket head wrench 3 mm
Cross-tip screwdriver PH2
Plastic hammer
Circlip pliers
Long-nosed pliers
Torx T15

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
5. Lubricants and auxiliary substances required
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Lubricants
Oil (acid-free) Felt ring
GSZ 11-90 PERL
Grease 0 40 101 0100 4 13 g Housing

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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Removing the handle
1. Unscrew the six screws (1).
2. Remove the upper section of the handle (2). Tools:
- Torx T15
1
2

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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Removing the handle
1. Unscrew the screw (1).
2. Remove the cable clamping piece (2).
3. Remove the terminals (3).
4. Open the terminals (4) and remove the cables.
5. Remove the switch (5).
6. Loosen the screws (6) on the switch and remove the cables.
7. Remove the upper section of the handle (7).
Tools:
- Torx T15
- PH2 cross-tip
screwdriver
1
5
2
3
4
6
7

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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Removing the electronics
1. Open the terminals (1) and remove the cables.
2. Simultaneously press the lugs (2) outward and remove the electronics.
1
Version 1 (GSZ11-320PERL;
GSZ11-90PERL)
Version 2
(GSZ11-320PRL)
2

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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Removing the carbon brush [on both sides]
1. Unscrew the screw (1).
2. Remove the cover (2).
3. Lift up the tension spring (3) from the carbon brush (4).
4. Pull out the plug (5) of the carbon brush.
5. Pull the cable (6) off the brush holder.
6. Remove the brush holder (7).
Tools:
- Torx T15
- Long-nosed pliers
- Assembly aid
1
3
2
6
4
7

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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Removing the gearbox housing
1. Unscrew the four screws (1).
2. Pull the collar bearing (2) with intermediate gearbox out of the housing. Tools:
- Torx T15
2
1

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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Removing the stator
1. Remove the air guide ring (1).
2. Remove the stator. Tools:
- Plastic hammer
1

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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2015-12-14
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Removing the armature (applies to: GSZ 11-320PRL; GSZ 11-320PERL)
1. Pull the intermediate gearbox with armature (1) off the collar bearing.
2. Unscrew the clutch part (2).
3. Press the armature (3) out of the intermediate gearbox.
Tools:
- Arbor press
- Punch 5 mm
- Sleeve
80 mm inner diameter
90 mm outer diameter
1
2
3

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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2015-12-14
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Removing the armature (applies to: GSZ 11-90PERL)
1. Pull the intermediate gearbox with armature (1) off the collar bearing.
2. Remove the seal (2).
3. Press the armature with the sealing ring (3) out of the intermediate gearbox.
Tools:
- Arbor press
- Sleeve
80 mm inner diameter
90 mm outer diameter
1
3
2

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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2015-12-14
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Removing the armature
1. Remove the rubber socket (1).
2. Pull off the magnet (2)
The magnet is destroyed during removal and must be replaced.
3. Pull off the grooved ball bearing (3).
Tools:
- Vice
- Drawing-off socket cap
- Chuck cone 19 mm
2
3
1

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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2015-12-14
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Removing the intermediate gearbox
1. Remove the circlip (1).
2. Press the grooved ball bearing out of the intermediate gearbox.
3. Remove the sealing ring (2).
The sealing ring is destroyed during removal and must be replaced.
Tools:
- Arbor press
- Circlip pliers
- Arbor with 13 mm
diameter
1
2

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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2015-12-14
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Removing the collar bearing (applies to: GSZ 11-320PERL; GSZ 11-320PRL)
1. Pull off the protective hose (1).
2. Remove the clutch part (2).
3. Unscrew the clutch part (3).
3
2
1

GSZ 11-320 PRL; GSZ 11-320 PERL; GSZ 11-90 PERL
6. Removal
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2015-12-14
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Removing the collar bearing (applies to: GSZ 11-320PERL; GSZ 11-320PRL)
1. Unscrew the sleeve (1) [left-handed thread].
2. Press out the shaft (2).
3. Remove the grooved ball bearing (3).
4. Remove the washer (4).
Tools:
- Spanner 30 mm
- Arbor press
- Punch 5 mm
- Inner puller
- Slide hammer
1
2
4
3