OXUS
RAK-U06M / RAK-U04M
24
※
If there are any other problems that cause degradation of quality and performance of the product, con-
tact the purchaser and service center at any time.
Symptoms
Checklist
Corrective actions
Lack of oxygen
amount
Check that any of
the oxygen genera-
tor units inside the
product is stopped?
- Check that all unit status LEDs are illuminated as [ON]
normally and if any of them is turned off, open the front door
of the product and check all operating switches of individual
units are [ON]status and red lamps are illuminated.
If it is [OFF] status, it means it is stopped, which will reduce
discharge flow rate. Thus, change this to [ON}, terminate the
product and re-start the product.
- If re-start of the product does not solve the problem, call the
purchaser and service center.
Check that you
did not replace the
intake filter mounted
in the product for a
long time?
- Check the filter replacement countdown time in the control
panel.
(If it is [0], change the filter.)
- If the intake filter replacement time is expired, call the purchaser
and service center to replace the filter.
Check the indoor
oxygen flow control
-
ler is working cor-
rectly?
- Check the oxygen flow controller used in wards in hospital
is faulty and excessive oxygen is discharged. If it is working
correctly, call the purchaser and service center.
During the prod-
uct operation,
loud noise or
vibration
or irregular noise
is heard
- Terminate the product operation and contact the purchaser and
service center immediately.
If there are any
other abnormal
symptoms
found
- Terminate the product operation and contact the purchaser and
service center immediately.
