P
AGE
76
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
Airflow is Warm
•
The air filters may be
dirty
•
The device may be
operating in direct
sunlight or near a heater
•
Heater Plate or Heated
Tube settings are high
•
Make sure there is no debris
in the filters.
•
Make sure the device is
properly ventilated.
•
Keep the device away from
direct sunlight and heating
equipment.
•
Check and record Heater
Plate and Heated Tube
settings.
Unit Shuts Off
•
Auto Off feature is
enabled and high leak
exists for a duration that
triggers Auto Off
•
System Issue
•
Power Supply faulty
•
Examine Auto Off setting in
provider mode.
•
Check Power Supply.
•
Check all connections.
•
Run device for extended
period of time is necessary.
•
Replace any failed
component.
Dial Does Not Work
•
The UI ribbon cable is
damaged or not seated.
•
Check Encoder ribbon cable.
•
Remove and reinsert Encoder
ribbon cable.
•
Replace UI Panel if problem
still occurs.
Therapy Button Does Not Work
•
Damage to PCA
•
Damage to mechanical
buttons
•
Therapy Button damaged
•
Contamination
•
User perception
•
Check for physical damage or
enclosure separation.
•
Replace damaged
component(s).
