12
6 Check H4i heated humidifier (if in use).
Check that the warm-up feature is displayed in the T
reatment screen. Start the warm-up
feature. Check that the humidifier warm-up symbol is displayed on top of the screen.
You can use the warm-up feature to pre-heat
the water in the humidifier prior to starting
treatment. The humidifier will b
e automatically
detected when the device is turned on. The
Treatment screen provides the option to start
warming the humidifier. If the humidifier is
heating, the related symbol is displayed at the
top of the LCD screen.
For more information, see the H4i User Guide.
Note:
The H4i in heating mode can only be used
when the device is connected to mains supply.
7 Check the FiO
2
monitoring sensor (if in use).
Start the FiO
2
sensor calibration. Select Setup menu, then Options (see “Setup menu:
Options” on page 16). Follow the instructions on the display.
8 Check pulse oximeter (if in use).
Attach the accessories according to
the setup descriptions (see “Attaching the pulse
oximeter” on page 7). From the Monitoring me
nu, go to the Monitoring screen. Check that
the values for SpO
2
and Heart rate are displayed.
9 Check oxygen connection (if in use).
Attach the accessories according to
the setup descriptions (see “Adding supplemental
oxygen” on page 7).
Starting therapy
CAUTION
The Clinical mode is only for clinicians. If the device is operating in clinical mode
press the power switch at the back to re-start the device in patient mode
.
1 Fit your patient interface (mask or catheter mount) as described in the user instructions.
2 Lie down and arrange the air tubing so that it is free to move if you turn in your sleep or
arrange the tubing so it is comfortable in your wheelchair.
3 To start treatment, press or if the SmartStart/Stop function is enabled, simply breathe
into your patient interface and treatment will begin.
Stopping therapy
You can stop therapy at any time, simply remove the patient interface and press to stop
airflow or
if SmartStart/Stop is enabled, simply remove the patient interface, and treatment
will stop automatically.
Notes:
• SmartStop may not work if Full face or Tr a c h is selected as mask type; the High Leak
alarm o
r the Low Min Vent alarm is enabled; “Confirm Therapy Stop“ is enabled; or the
mask-fitting feature is running.
• When the device is stopped and operating in standby mode with
an integrated
humidifier connected, it will continue to blow air gently to assist cooling of the
humidifier’s heater plate.
• Masks with high resistance (eg, paediatric masks) may cause the operation
of the
SmartStop feature to be restricted.
• When using with oxygen, turn off oxygen flow b
efore stopping therapy.
Warm-up humidifier