ROTHENBERGER RODIADRILL Ceramic ECO - Manual (Page 17)

ENGLISH 13
4 Function of the Unit
4.1 Overview (A)
1 Diamond wet bore crown 9 Water tank
2 Quick change adapter 10 Cap nut
3 Sliding sleeve 11 Pump
4 Quantity control valve 12 Hand grip
5 Control valve 13 Control display
6 Sealing plug for external water connection 14 ON/RESET button
7 Gear change 15 OFF/TEST button
8 Switch with regulating electronics 16 Clamping adaptor
4.2 Start of operation
The diamond wet drill must only be operated with a residual current device
(PRCD) (Switzerland FI switch). The residual current device (PRCD)
(Switzerland FI switch) is compulsory for wet operation, as there is otherwise
danger to life!
Quick change adapter fitting for diamond wet bore crowns (ill. B-1)
R 1/2" connecting thread for the wet bore crown.
 Screw the bore crown (1) (SW24 open-ended spanner) into the quick change adapter (2)
(SW27 open-ended spanner) before using for the first time.
Always keep the quick change adapter clean!
Changing the drill bit
Please wear protective gloves when changing the drill bit. The drill can become
hot after being in use for a longer period of time!
 Push back the sliding sleeve (3) on the output shaft and remove the quick change adapter to
the front together with the screwed on bore crown.
 Replace by another bore crown with fitted quick change adapter.
 To fit a bore crown push back the sliding sleeve and insert the quick change adapter in the
correct position.
Please check that it is lock-fitted!
Please note: Ensure that the quick change adapter is only inserted into the output shaft in a
clean condition.
Water supply RODIADRILL Ceramic
Water is supplied from the water tank (9) during drilling. The water tank can be opened for filling
with water by turning the cap nut (10).
 Fill the water into the pressure tank carefully.
 The maximum filling quantity should not exceed 0.75 litres, see marking on the water tank
(9).
Water must not run over the equipment. Use a funnel if necessary. Only fill with
clean water (tap water)!
The pressure necessary for the water supply is generated by the piston pump (11).
 Pumping up of the pressure tank: approx. 10 pump strokes.
 Set the water quantity using the valve (4), position 1 means a small amount of water and
position 2 plenty of water.