2010-2324CE Rev A
8
November 2013
IV. 10. Troubleshooting.
Maintenance Items
Cabinet Air Filter:
Part Ref: 9250-1025; Wash weekly; Replace as needed.
Inlet Air Filter:
Part Ref: 9250-1180; Inspect at each patient visit; Replace annually.
Please record all maintenance activity in the Maintenance Log found in the service manual and online at
www.nidekmedical.com under the 'Maintenance Log' tab.
Observations
Possible Causes
Solutions
The
I-0
(ON/OFF) button is in the
“I”
(ON) position but the device
does not operate.
Power cable (9) is not correctly
plugged into the wall outlet.
Check the cable connection.
The audible alarm sounds intermit
-
tantly.
Power failure.
Check the circuit breaker (5) on the
front of the unit; Reset if necessary.
Red light remains lighted.
Oxygen concentration is too low.
or pressures are out of specified
range.
Contact your equipment supplier.
The alarm test does not work. See
IV 4.1.
Capacitor is charged
Internal electrical fault.
Plug unit in for 10 minutes and retest
Contact your equipment supplier.
The compressor operates and the
I-0
(ON/OFF) button is in the
“I”
(ON)
position but the green indicator is
not lighted.
Faulty indicator.
Contact your equipment supplier.
The
I-0
(ON/OFF) button is in the
“I”
(ON) position but there is no
flow. The audible alarm sounds con-
tinuously.
Pneumatic connection broken or
other pressure problem.
Stop the device by pressing the
I-0
(ON/OFF) button and contact your
equipment supplier.
The
I-0
(ON/OFF) button is in the
“I”
(ON) position, the compressor is
operating and there is a flow but the
audible alarm sounds continuously.
Internal electrical fault.
Pneumatic circuit fault or low
purity.
Stop the device and contact your
equipment supplier.
The compressor stops in mid-cycle,
then starts again after a few minutes.
Compressor thermal safety device
has been activated.
Dirty Filters.
Fan is not working.
Stop the device and wait for it to cool
down.
Clean cabinet filter. Restart.
If the device does not start, contact
your equipment supplier.
The oxygen enriched air flow is
interrupted at the nasal cannula
outlet.
Tube disconnected or humidifier
cap is not tight.
Check that tubing connections are se
-
cure and that the humidifier is sealed.
The flow at the nasal cannula outlet
is irregular.
Cannula tubing is kinked or res
-
tricted.
Straighten the tubing; contact your
equipment supplier if damaged.
