P
AGE
78
1127179,
V
ER
.
02
D
REAM
S
TATION
B
I
PAP
S/T
AND
AVAPS
S
ERVICE
&
T
ECHNICAL
R
EFERENCE
M
ANUAL
Problem/Failure Mode
Possible Cause
Steps to Take
Can’t Change Humidity Settings
•
User perception - can
only change setting when
therapy is active. You
cannot change the
settings in the device
menus
•
Dial does not function
•
Activate therapy and verify the
settings change.
•
Verify the dial functions.
•
Replace any damaged UI
panel if dial does not function.
Heated Tube Not Warming
•
Tube setting is 0
•
Not enough time elapsed
to warm tube
•
Connection not fully
made
•
Physical problem with
tube
•
Electrical issue with PAP
•
Electrical issue with
Humidifier
•
80W Power Supply not
being used
•
User perception
•
Ensure tube setting is
anything but 0 and verify the
Tube is warming.
•
Ensure you use an 80W
Power Supply when testing.
•
Allow enough time for tube to
warm.
•
Ensure connection is fully
made.
•
Check for physical damage.
•
Replace damaged/failed
component(s).
Heater Plate not Warming
•
Heater plate setting is 0
•
Not enough time elapsed
to warm heater plate
•
Connection not fully
made
•
Electrical Issue with
Humidifier
•
Electrical Issue with PAP
•
User perception
•
Ensure heater plate setting is
anything but 0 and verify the
heater plate is warming.
•
Allow enough time for plate to
warm.
•
Ensure connection is fully
made between PAP and
Humidifier.
•
Check for open circuit.
•
Check for physical damage.
•
Replace damaged/failed
components.
