Fisher F-ERVXQ-D200 - Filter Alarm and Error Handling

7. Filter alarm, Parameter 18 to set the filter alarm time. When the operation time of the ventila-
tor exceeds the setting time, the filter icon will flashes to remind user clean the filter. After cleaning,
COMM
COMM
Filter alarm On
Filter alarm Off
8. Restore factory setting: In the power on state, press the buttons of “△” and “▽” simul-
taneously for more than 6 seconds to restore the product parameters to the factory default, ventilator
9. Error code checking: under the main interface, press the SET button for short, user can check
the error code of ventilator, refer to below table. In fault display interface, press the buttons of “△”
and “▽”to exit.
No Error
Error alarm
Code
Error
E1
OA temperature sensor error
E2
Memory error
E3
RA temperature sensor error
E4
EA temperature sensor error
E5
communication error
E6
SA temperature sensor error
E7
Fire alarm error
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Touch Screen Controller Introduction
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