Troubleshooting - ResMed H4i Mode D'emploi

Troubleshooting

If there is a problem, try the following suggestions. If the problem cannot be solved,
contact your equipment supplier or ResMed. Do not open the unit.
WARNING
!
Service and repair should only be performed by an authorised service agent.
Problem
Device not working
(no display on LCD
screen and/or
indicator light not
lighting up)
Indicator light is
permanently dull and/
or air does not feel
warm
Leaking water
chamber
No/low air flow
Water splashing on
your face
Possible cause
Power cord is not plugged in
properly.
Faulty power outlet.
Flow generator and docking station
not connected correctly.
H4i reflector is dirty.
The water chamber may be
damaged or cracked.
The tub plate is not attached
correctly (not applicable to the H4i
Water Chamber).
The air tubing is not connected
properly.
The air tubing is blocked, pinched
or punctured.
The flow generator is not working
correctly.
The cover is not latched correctly.
The cover seal is not fitted
correctly.
The water chamber is overfilled.
Condensation is forming in the air
tube and mask.
Solution
Check that the power cord is plugged
firmly into the power outlet and the switch
(if available) is on at the outlet.
Try another power outlet.
Check that the docking station is securely
attached to the flow generator.
Clean the reflector with a damp cloth.
Contact your supplier for a replacement.
Make sure the tub plate is fitted correctly.
Connect the air tubing as described in
"Setting up your H4i for use" on page 1.
Unblock or free the air tubing. Check the
air tubing for punctures.
See the Troubleshooting section in the
flow generator manual.
Make sure the cover is latched onto the
docking station correctly.
Make sure the cover seal is facing the right
way up and fitted securely.
Empty some water from the water
chamber.
Turn the control dial down.
Use the ResMed Tubing Wrap.
Troubleshooting 9