Weinmann OXYMAT 3 Servicing And Repair Instructions page 24

Fault
Warm-up phase not
yet complete.
No underpressure
alarm.
Circuit board
defective.
Miniature fuse in non-
heating appliance
connector has tripped.
Internal connection has
worked loose at non-
heating appliance
connector.
Connector
worked loose.
Cable harness
Mains failure alarm
defective.
Fuse
Thermal release in trans-
former has tripped.
Circuit board
defective.
Coding switch
open.
Coding switch
open.
Device fails to emit
Voltage supply for
correct mains
mains failure alarm
failure alarm.
discharged.
Mains failure alarm is
shorter
24
Troubleshooting
Cause
Each time the appliance is
switched on, the overpressure
alarm is blocked for
minute.
Compressor and fan not
running and green LED is
extinguished.
See above.
has
X1
See above.
See above.
Compressor and fan not
has tripped. running and green LED is
F1
extinguished.
See above.
Green LED illuminated,
compressor and fan running.
Valves are switching.
is Green LED is extinguished.
S3
Buzzer off. Red LED is flashing.
Green LED is extinguished.
is
S2
Buzzer off. Red LED is
extinguished.
See above.
Operate the appliance for 30
minutes. If the alarm duration is
than 1 minute. then
shorter
circuit board is defective.
Localisation
Wait for one minute.
one
Replace the circuit board
(7.9, page 40).
Check fuse
if necessary (5.3.4,
page 11).
Check connection and re-
make if necessary.
Check connection and re-
make if necessary.
Replace the cable harness
(item no.
parts list).
Check fuse
if necessary
(7.9, page 40)
(10.1, page 76).
Replace the circuit board
(7.9, page 40).
Replace the circuit board
(7.9, page 40).
Close coding switch
(7.9, page 40).
Close coding switch
(7.9, page 40).
Operate the device for
minute to recharge the
voltage supply.
Replace the circuit board
than 1 minute, the (7.9, page 40).
Remedy
and replace
39
in the spare
86
and replace
F1
S3
S2
one