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Pallmann
Cobra
II
Manual
28
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.
Lay the machine on its left side.
8.
Press against the sanding drum carefully with a fl at iron bar.
9.
Remove the sanding drum out of the machine.
10. Be careful not to lose the parallel key.
11. Slide a new sanding drum onto the sanding drum shaft. The parallel key must
fi t properly in the slot on the sanding drum shaft.
12. Apply metal adhesive to the retaining nut and screw it back on the sanding
drum shaft. Stand the machine up and lower the sanding drum to the fl oor to
ensure that the sanding drum does not turn while you tighten the retaining nut
in the next step. Tighten the retaining nut securely with the enclosed double
fork wrench.
13. Pull the main lifting lever back to lift the sanding drum off the fl oor.
14. Close the access door.
15. Ensure that the machine cannot roll away.
Note!
After changing the sanding drum, the surface setting on the machine must be
readjusted (See chapter 8.2).