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Pallmann
Cobra
II
Manual
21
3
COBRA CLASSIC #74540
09/2014
Contents
1
Introduction .....................................................................................................................................................................
4
2
Scope of delivery ............................................................................................................................................................
5
3
Machine specifications COBRA CLASSIC ...................................................................................................................
6
3.1
Important components ......................................................................................................................................................
6
3.2
Technical data ..................................................................................................................................................................
7
3.3
Safety and machine protection facilities............................................................................................................................
7
4
Proper use .......................................................................................................................................................................
7
5
Assembly of the machine...............................................................................................................................................
8
5.1
Installing the guide tube ...................................................................................................................................................
8
5.2
Installing the motor ...........................................................................................................................................................
8
6
Disassembling for transport .........................................................................................................................................
9
6.1
Removing the guide tube ................................................................................................................................................
9
6.2
Removing the motor..........................................................................................................................................................
10
7
Operating the COBRA CLASSIC ..................................................................................................................................
11
7.1
Protective clothing and equipment ..................................................................................................................................
11
7.2
Fitting the dust bag ........................................................................................................................................................
11
7.3
Safety instructions regarding dust ....................................................................................................................................
12
7.4
Disposing of sanding dust ...............................................................................................................................................
12
7.5
Replacing the sanding belt ..............................................................................................................................................
13
7.6
Adjusting the sanding pressure .......................................................................................................................................
14
7.7
Safety instructions for electric cable and connectors ......................................................................................................
14
7.8
Connecting the COBRA CLASSIC to the mains power ..................................................................................................
15
7.9
Remarks about sanding parquet and plank floors ..........................................................................................................
16
7.10
Sanding with the COBRA CLASSIC ...............................................................................................................................
19
8
Maintenance ...................................................................................................................................................................
24
8.1
Changing the sanding drum ............................................................................................................................................
24
8.2
Adjusting the running wheels ..........................................................................................................................................
26
8.3
Adjusting the castor wheels ............................................................................................................................................
27
8.4
Adjusting the tension roller ...............................................................................................................................................
28
8.5
Changing the belt ..............................................................................................................................................................
29
8.6
Checking dust extraction .................................................................................................................................................
30
8.7
Switching off and storing the machine ............................................................................................................................
30
9
Declaration of conformity ..............................................................................................................................................
31
10
Warranty...........................................................................................................................................................................
32
7.5
Adjusting the sanding pressure
Use the sanding pressure regulator ( 1 ) to adjust the required sanding pressure.
1. Pull the main lifting lever so that the sanding drum is up off the fl oor.
2. Turn the sanding pressure regulator (1) to the desired position (2)
High sanding pressure:
Turn the pressure regulating screw inwards as far as it will go.
Medium sanding pressure:
Turn the pressure regulating screw outwards to the upper marking (3) on the screw
thread.
Low sanding pressure:
Turn the pressure regulating screw outwards to the lower marking (4) on the screw
thread.
7.6
Safety instructions for electrical cord and connections
Caution! Risk of fatal injuries from electrical shock!
Always inspect electrical cords and connections. Replace cords and connections by a
qualifi ed electrician. Risk of fatal injuries can occur from electrical shock by damaged cords
and connections.
Caution! Risk of fatal injuries from electrical shock!
Do not run over the electrical cords with the sanding machines. Fatal injuries can occur from
electrical shock!
2
3
4