oventrop Regumaq K Einbau- Und Betriebsanleitung Seite 46

Diagnosis and troubleshooting
cascade control set "Regumaq K"
Consecutive
Error indication
number
Green LED of a
slave actuator
is not lit
6
(during normal
operation the
green LED flashes
or glows)
All actuators are
closed and the
green LED of at
7
least one slave is
not lit
All LEDs of all
actuators are not lit
8
(during normal
operation the green
LEDs flash or glow)
All actuators are
closed
Actuator moves in
the wrong direction
With no hot water
9
being drawn off,
more than one
actuator opens
(see also consecutive
number 18 "external
circulation pump")
46
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Detection,
Possible reason
control option
Incorrect connection
of the cable at the
Check plug-in
slave actuator or of
connections
the bus connecting
cable
Connect slave
actuator directly to
the distribution box
without bus
connecting cable
Bus connecting cable on trial
defective
Exchange carry over
parts (bus
connecting cable,
T-distributor) among
each other
Slave actuator Replace slave
defective actuator on trial
Distribution box Replace distribution
defective box on trial
Check cable of the
actuator, bus
Incorrect cabling
connecting cable,
T-distributor
Power plug of the
transformer is not
Check plug-in
inserted
connections
Incorrect plug-in
connection "24V"
Replace transformer
Transformer defective
on trial
Distribution box Replace distribution
defective box on trial
Remove the black
The rotary switch adhesive dots from
Y1/Y2 at an actuator the switch Y1/Y2,
is misadjusted then carry out visual
test
1381082
1381083
1381084
(Accessories and spare parts see chapter 13)
Solution
Tighten plug-in connections
Replace defective part
– Tighten plug-in connections
– Disconnect actuator from the
bus system for at least 24 h
– As described under the
previous points, localise
defective parts by replacing
them on trial and replace
them if required.
Tighten plug-in connections
Replace defective part
Set switch to Y2