Troubleshooting
29
00010605 B 27
Ventilation
system does
not work
Check the LEDs. If
lit:
Air flow through the
OXYZONE is impeded.
Check that the OXYZONE screen
frame or exhaust vents are
open. Check whether the air
filters are blocked (see
"Step 2:
Removing the filter for
inspection" on page 20
).
Check the LEDs. If
not lit:
230 V mains power
supply (plug)
disconnected.
Check that the power supply is
correctly connected (the type of
connection depends on how the
dealer has installed the unit).
If the power supply is not at
fault, refer the problem to your
dealer.
Blown fuse on the
OXYZONE circuit board.
Refer the problem to your
dealer.
Ta b l e 4 Problem solving
Problem Check Possible cause Solution
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