Renfert Silent V4 - Page 22

- 21 -
Error Possible Cause Corrective Action
The letter from a suction
channel is blinking and
the suction channel can-
not be opened.
In the single use mode only one
suction channel can be opened at
a time. There is currently a suction
channel already open.
&ORVHRQHRSHQVXFWLRQFKDQQHO¿UVWDQGWKHQRSHQ
the other.
Select the multi use mode, but to do so all suction
FKDQQHOVPXVW¿UVWEHFORVHG
It is not possible to
change between single
and multi use mode.
A suction channel is still open. Close all suction channels.
There is no audible
signal.
The audible signal is deactivated. Activate audible signal (Section. 5.6.2).
Suction hose cannot be
closed by pressing the
suction hose button.
An electrical appliance connected
to the QCB is still in use.
Switch the appliance connected to the QCB off, see
section 5.4.4.
The extraction unit re-
TXLUHV¿OWHUFOHDQLQJDW
frequent intervals.
The diameter of the suction tube is
too narrow, because a small suction
port was connected to the the suc-
tion point.
7KH¿QH¿OWHUXQLWLVVRGLUW\WKDWLW
is no longer possible to clean.
The system has a leak.
Use the original suction tubes and install a suction
port adapter if necessary (see accessories).
&KDQJH¿QH¿OWHUDGDSWHUVHFWLRQ
&KHFNWRPDNHVXUHWKDWWKHGXVWGUDZHUDQGWKH¿QH
¿OWHUXQLWKDYHEHHQUHSODFHGFRUUHFWO\DQGWKDWWKH
seals are not damaged.
Check to make sure that the dust area cover panel
KDVEHHQUHSODFHGFRUUHFWO\DQGLV¿[HGVHFXUHO\LQ
place.
Check to make sure the pinch valve seals are secure.
The suction does not
start when an electrical
appliance connected to
the QCB is activated.
The extraction unit is not switched
on.
Device fuse has been triggered.
QCB is not connected with the ex-
traction unit.
On / off threshold of the suction
channel is too high.
A connected remote control has
priority over the QCB for this suc-
tion channel.
Switch the extraction unit on (section 5.1).
Check fuses, if necessary replace fuse (section 6.3.1).
Connect the QCB to the extraction unit (section 4.6.1).
Adjust the on / off threshold (section 5.6.4).
Press the mouse scroll wheel from the relevant suc-
tion channel to give the QCB priority again.
The electrical appliance
connected to the QCB
cannot be operated.
QCB is not connected to a power
supply.
Connect the QCB to a power supply (section 4.6.1).
Suction begins, even
though no appliance
connected to the QCB
has been activated.
The on / off threshold from the suc-
tion channel is too low.
Check which suction channel is open, the relevant
letter will be shown in the display.
Adjust the on / off threshold from that particular suc-
tion channel (Section 5.6.4).
The suction does not
stop when the electrical
appliance is switched
off.
The electrical appliance was not
connected to the QCB.
The on / off threshold is set too low.
A connected remote control has
priority over the QCB for this suc-
tion channel.
Connect the electrical appliance to the QCB (section
4.6.2).
Adjust the on / off threshold (section 5.6.4).
Press the mouse scroll wheel from the relevant suc-
tion channel to give the QCB priority again.
The fault “Err14” ap-
pears when program-
ming the on / off thresh-
old for a handpiece.
The rpm you have selected on the
handpiece means the difference
between stand-by power and oper-
ating current is too low.
Program a higher rpm on the handpiece to activate
the on / off threshold.
,WLVQRWSRVVLEOHWR¿QG
a satisfactory setting for
the on / off threshold.
Some older handpieces do not
SURYLGHVXI¿FLHQWVLJQDOIRUWKHDX-
tomatic switch on.
Switch the suction channel on manually (see section
5.4.3).
EN