Troubleshooting
9 .
Problem
System becomes
inoperative
EN
Any alarm sound
or either
(red) or
(yellow) LED
lit
Battery not
charging
Maintenance and Cleaning
10 .
10.1. Routine Maintenance
WARNING: Do not use lubricants on this device or any of its accessories.
CAUTION: Replace the cannula on a regular basis. Check with your distributor or clinician to
determine how often the cannula should be replaced.
Device will indicate with an alarm when a filter or component needs to be cleaned or changed.
(Also, see Chapter 9. Troubleshooting.)
IMPORTANT: The cannula and patient filter can be contaminated from the patient, care in handling
these components should be taken.
10.2. Cleaning
WARNING: Do not submerge this device in liquid. Do not expose to water or precipitation.
Do not expose to dusty conditions.
CAUTION: Do not use cleaning agents other than those specified in this manual. Allow the
cleaning solution to dry from the cleaned surface before use.
CAUTION: Always disconnect power and turn off this device before cleaning.
Clean the exterior with a soft cloth slightly dampened with soapy water or with anti-bacterial
wipes (Isopropyl alcohol 70% solution).
Important: The device should receive an external cleaning weekly, accessories should be cleaned as
needed. The device exterior should be cleaned and the patient filter replaced prior to delivering to a
new patient..
Nasal cannula: Refer to the original manufacturer's instructions for cleaning the nasal cannula.
Possible Cause
• System may be discon-
nected from the power
source.
• System may be turned
off.
• Critical high priority
alarm has occurred.
• See Chapter 8. Alarm
Indicators.
• Power is not connected.
• Battery is not fully
inserted.
• Battery is inoperable.
16/185
Troubleshooting
• Check that the system is connected se-
curely to the power source.
• Ensure the system is powered on.
• Examine the system for damage or expo-
sure to liquids.
• If problem persists, contact your
distributor.
See Chapter 8. Alarm Indicators.
• Check connections to ensure:
• Round receptacles are secure in unit.
• Power cord is connected to AC/DC sup-
ply or automotive DC adapter is con-
nected, if applicable.
• Power cord is connected to wall outlet, if
applicable.
• Wall outlet has power.
• Ensure battery is fully seated and battery
cover is secure.
• If problem persists, contact your
distributor.