Weinmann OXYMAT 3 Servicing And Repair Instructions page 26

Fault
Appliance was
operated at an
ambient temperature
of > 41 °C, or was
Temperature alarm
switched off briefly
although fan is
and back on.
running.
Circuit board
defective.
Connector at
worked loose.
Operating hours
meter no longer
Meter is defective.
counting.
Circuit board
defective.
26
Troubleshooting
Cause
Accumulated heat warmed the
temperature sensor after
switching off.
Ambient temperature is
< 40 °C, fan and compressor
working correctly.
Visual inspection to verify
has
X9
correct seating of the
connector.
Install a replacement meter as a
test. If it moves forward by
00000.1 after 6 minutes, the
old meter was defective.
If the above measures have
failed to solve the problem.
Localisation
Comply with maximum
ambient temperature of
40 °C. After operating for
a short time, the
accumulated heat is
eliminated by the fan and
the temperature alarm
stop.
Replace the circuit board
(7.9, page 40).
Re-make the connection
(7.9, page 40).
Replace the operating hours
meter
(7.8, page 39).
Replace the circuit board
(7.9, page 40).
Remedy
must