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TROUBLESHOOTING AND DISPOSAL
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Pure controller | Installation instructions
6
Troubleshooting and disposal
Troubleshooting
Fault
Possible cause
Remedy
Control module not working
Pause timer set.
Cancel the pause timer: move
the right-hand rocker switch
back and forth twice.
LEDs do not light up / show the
wrong operating mode.
Connection not correct /
incorrect polarity.
Check the power supply.
Check connection / contacts.
The control elements do not
operate as described.
Connecting wires to the
switch back to front.
Check the brown/white wires
on the switch.
LED flashing red.
Fans are not running.
External switching contact
triggered.
Check the sensor / pressure
sensor.
Check the controller variant
(information on type plate):
p4 (Flat): Sensor
p4 Fire (Flat): Pressure
monitor
LED flashing green. Fans at
output level 75 %.
LED flashes alternately red
and green.
Indicator for filter change
Clean/replace the filter.
If you cannot eliminate the fault, please contact our technical customer service.
You can find information about doing so in section 11:
Dismantling and disposal
Dismantle the controller before disposal.
Your Pure controller contains valuable materials that can be recovered and recy-
cled. The separation of waste materials into different varieties facilitates recovery
of the recyclable materials. Contact an electronic appliance disposal company to
arrange environmentally friendly recycling and disposal of your old system. They will
dispose of the product in compliance with the applicable national regulations.
Ensure that the product's packaging is sorted correctly for disposal.
The table below contains disposal recommendations.
Product
Material
Disposal
Switch guard
Plastic recycling
Pure control module
Electronics
Collection point for electrical
appliances
Switching power
supply unit
