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Basic Settings And Service Procedures; Remove The Covering Plate; Replacing The Brush Roller - Pw; Replace The Brush Motor - Kärcher PW 20 Service Manual

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5

Basic settings and service procedures

Danger
First pull out the plug from the mains before carrying
out any tasks on the machine.
5.1 PW 20

5.1.1 Remove the covering plate

2
1
1
1 Fastening screws
2 Covering plate
Unscrew locking screws.
Remove the covering plate.
6 7
8 9
5
4
1 Brush motor
2 Swivel arm, right
3 Brush roller drive
4 Brush roller
5 Swivel arm, left
6 Safety switch
6
English 5.906-507.0 Rev. 00 (08/10)
1
3
1
10
11
12
1
3
7 Power switch
8 Terminal strip
9 Spray hose
10 Spray channel
11 Power cord
12 Anti-interference filter

5.1.2 Replacing the brush roller - PW 20

Place the PW 20 on its back and swivel up the
brush roller
Unscrew and withdraw both bolts on the front of
the brush.
Remove the toothed belt.
Remove the brush.
Assembly of the brush in reverse sequence.

5.1.3 Replace the brush motor

8
1 Brush motor
2 Fastening screw for brush motor
3 Drive pinion
4 Mount for swivel arm
5 Gear belt
6 Cover
7 Spray nozzles
8 Fastening screws for cover
9 Nozzle tube
Place the PW 20 on its back and swivel up the
brush roller
Unscrew and withdraw both bolts on the front of
2
the brush.
Remove the toothed belt.
Remove the brush.
Unscrew the fastening screws for the cover.
Remove cover.
Remove the toothed belt, replace if necessary.
Remove the fastening screw of the drive pinion.
7
9
1
2
3
4
5
6

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This manual is also suitable for:

Pw 30/1