ResMed H5i User Manual page 8

Problem/Possible cause
Device has been left in a hot
environment.
Refilling the humidifier with cold water
while humidifier is still hot after therapy.
Filling the humidifier with ice cold water
on a warm day or with hot water.
Displays error message: Tube blocked, please check your tube
Air tubing is blocked.
Displays error message: High leak, please check system setup and all connections
There is excessive leak.
The H5i flip lid is not latched correctly.
Displays error message: Please close H5i flip lid, attach tube and press any key
H5i flip lid is not closed.
Air tubing is not connected properly.
Water splashing on your face from the H5i
The water tub is overfilled.
Condensation is forming in the air tube
and mask.
Leaking water tub
The water tub may be damaged or
cracked.
The cleanable water tub is not
assembled correctly.
Air feels too warm/cold in the mask
The temperature of the ClimateLine or
MAX
ClimateLine
high/low.
6
air tubing is set too
Solution
Allow to cool before re-use. Disconnect the power cord
and then reconnect it to restart the device.
Allow the humidifier to cool before re-filling.
Use room temperature water.
Check your air tubing and remove any blockages.
Adjust position of mask and headgear.
Air tubing is not connected properly. Connect firmly at both
ends.
Close the flip lid ensuring that it clicks into place.
Close the flip lid ensuring that it clicks into place.
Connect firmly at both ends.
Check that the water level is below the maximum water
level mark.
Turn the H5i or relative humidity setting down via the
menu.
Contact your service provider for a replacement.
Check for damage and reassemble the cleanable water tub
correctly.
Turn up/down the heated tubing temperature via the menu.