Viessmann VITOVENT 300, Инструкции по обслуживанию для подрядчиков

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Code Cause Measures
F2 The ventilation air
fan does not run Check all cables and connections of the ventila-
tion air fan; replace the fan if required
F5 The extract air fan
does not run Check all cables and connections of the extract
air fan; replace the fan if required
F9 Outside air tem-
perature sensor
faulty Check the cables from the sensor to the control
PCB.
Check the lead connection at the sensor.
Replace the sensor if required.
F10 Room air tempera-
ture sensor faulty Check the cables from the sensor to the control
PCB.
Check the lead connection at the sensor.
Replace the sensor if required.
FIL No fault ; the ap-
pliance continues
to operate.
Filter cleaning or
replacement is re-
quired.
Clean or replace the filter(s) according to the de-
tails on page 24.
Diagnosis at the remote control
(cont.)
31
Troubleshooting
5692
762
GB