Renfert 29550000, Translation Of The Original Instructions For Use

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EN
4.6 Filling the Sandblasting Tanks
Attention:
Never press the foot switch during filling.
• Ventilate the blasting tank completely by pressing the ventilation
valve (5)�
• Unscrew the tank lid (4)� (If it is not possible to loosen the lid,
there is still pressure within the blasting tank >>> Press the ven-
tilation valve again!)
• Add abrasive up to the maximum fill level (Fig. 7) (the point
where the tank jacket thickens just below the thread)�
• Reinstall the tank cover�
Before closing the tank, be sure to clean the threads in the
cover and the tank to remove any abrasive residue.
Caution: Do not tilt the tank lid when unscrewing.
Always use only clean, dry abrasive of the appropriate grain size
(refer to the accessories)�
The sandblasting unit is now operational.
4.6.1 Authorised sandblasting material
• Cobra (Renfert GmbH)
• Rolloblast (Renfert GmbH)
• ROCATEC (3M ESPE)
Sandblasting materials from other manufacturers may be used providing the grain size, grain shape and
degree of purity comply with the above mentioned materials�
The company Renfert GmbH assumes no liability for function and durability of the units if other sandblast-
ing material is used�
4.7 Adjusting the Operating Pressure
• Activate the foot switch and set the blasting pressure at the
pressure regulator (1) of the respective blasting tank� The blast-
ing pressure will be shown on the pressure gauge (6)�
During longer downtimes, the pressure within the blasting tanks
will reduce� By short activation of the foot switch the set pressure
within in the blasting tanks will be restored�
4.8 Air nozzle
The air nozzle (13, Fig� 1) can be used to remove sandblasting
residues and dust�
5 Operation
• Switch the illumination on (3)�
If the membrane key is damaged or defect, please discon-
nect the device and send away for repair! If the membrane is
removed there is the risk of an electrical shock!
• Select the blasting tank at the selection switch (9, Fig� 1)�
Do not operate the foot switch during tank selection.
• Take the respective hand piece from the selected blasting tank
(see coloured marking)�
• Activate the foot switch (25, Fig� 1)�
The sandblasting material will flow as long as the foot switch is
activated�
5.1 Blasting Notes
Flat blasting with wide nozzles:
90003-1739 1�5 x 3�5 mm [0�059 x 0�138 inch]
When blasting glass ceramics, refer to manu facturer‘s notes�
Fig. 6
5
4
Fig. 7
max.
Fig. 8
6 6
1
1
Fig. 9
3
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