FRÄNKISCHE profi-air 250/360 flex, Installation And Operating Instructions Manual

Page: 83 / 108

Installation and operating instructions profi-air 250/360 flex
83
8.2.4 Fault clearance E9 optional internal extract air sensor
To correct the fault, profi-air flex has to be opened in a “live” state which may be done by authorised and
qualified personnel only. In addition, applicable local regulations and safety provisions must be complied
with.
Replacement of the control board and/or internal extract air sensor is to be carried out by authorised and
qualified personnel and in the "dead" state of the device only. In addition, applicable local regulations and
safety provisions must be complied with.
Connect internal extract
air sensor properly
Error message optional internal extract air sensor
Error message integrated control panel
flashing red LED
flashes nine times / optional internal extract air sensor
profi-air cockpit app or wireless remote control error message
E9 / optional internal extract air sensor
n
Unhinge the filter cover
n
Remove the device cover
n
Remove the control board cover
Is the sensor
connected properly
to the J5 and/or J23
clamps?
Check connection for
broken cable and
corrosion
Yes
Note:
Select “Automatic mode” to carry out the
following measurements.
Replace internal
extract air sensor
Replace control board
Cut the
voltage supply
Cut the
voltage supply
Is voltage applied
to the sensor? Check
the J5 and/or J23
clamps on the
control board
No
Yes No
Cut the voltage supply