Weinmann OXYMAT 3 - 8. Troubleshooting; 8.1 General

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8. Troubleshooting
8.1 General
Fault Cause Remedy
No sound of motor,
power indicator
does not light up,
mains failure alarm
sounds.
Faulty fuse
Change fuse (see
"8.2 Changing
fuses" page 114).
No power
Ensure power sup-
ply.
Device running, but
intermittent a–cous-
tic warnings are
heard and red fault
indicator flashes.
Device
running hot,
air intake slits
blocked.
Clean air intake slits.
Allow device to cool
down.
After running for a
long period, device
emits intermittent
acoustic warnings
and red fault indica-
tor flashes, no sound
of motor to be
noticed.
Compressor
not running.
Check whether air
intake slits are
blocked. Allow
device to cool tho-
roughly. Restart
device after a while.
If the warning signal
sounds again, the
device is defective.
Consult authorized
dealer.
Flow at outlet from
device, but not at
nasal cannula.
No warning from
device.
Faulty tube
connections.
Bend tubes.
Faulty seals
or leak in
screw con-
nection
First check whether
flow is indicated at
the dosage monitor.
Check all tube con-
nections and screw
connections for
leaks, and replace
seals if necessary.
Inadequate flow
Oxygen
distributor in
bubble humi-
difier
blocked.
Clean oxygen distri-
butor or replace if
necessary.