SECTION 11—TROUBLESHOOTING
Invacare® Polaris™EX™
40
Part No 1110559
Insufficient air deliv-
ered from CPAP unit.
Therapy Delay function is
in use.
Wait for air pressure to
come on gradually,
according to the selected
delay period. (Refer to
Operation on page 26).
Or from Standby mode
press the Enter button
twice.
Blocked or dirty air filter. Remove blockage, clean
or replace if dirty. (Refer
to Maintenance on
page 35.)
Air tubing is kinked or
punctured.
Straighten or replace air
tubing.
Air tubing is not con-
nected properly.
Tighten air tubing connec-
tors at both ends.
RAMP (therapy delay
time) not functioning
Your clinician may not
have provided a therapy
delay time greater than
zero.
If unit operates only in
Standby or Normal ther-
apy modes, call physician
and request delay time.
See how to adjust the
ramp timer setting. Refer
to Changing the RAMP
Timer on page 29.
Error code “xxx” is
displayed in LCD win-
dow and device is
inoperative.
Internal device error.
Unplug power cord, wait
several seconds and
reconnect firmly.
If error message is still
displayed, contact your
home healthcare pro-
vider IMMEDIATELY.
SYMPTOM
PROBABLE CAUSE
SOLUTION