HOUNO CV ovens - Manual (Page 29)

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: Incorrect phase sequence
Possible cause:
- Fan rotates in the wrong direction.
- 2 phases in the electric installation have been exchanged by mistake.
The oven cannot be operated until the defect has been remedied.
Remedy: Change about the 2 phases in the electric installation. Let the oven cool for 20-30 min.,
then restart it. Check that the direction of rotation of the fan is counter-clockwise (looking at the fan
from inside the oven chamber).
: Wiring defect at door switch
Possible cause: Wire for door switch short-circuited or interrupted. Cancel the message by pressing
any key - reappears when the oven is restarted.
The oven can be operated even if the defect is not remedied.
Remedy: Replace door switch.