Troubleshooting - ResMed VPAP VPAP Adapt SV System User Manual

Troubleshooting

If there is a problem, try the following suggestions. If the problem cannot be
solved, contact your equipment supplier or ResMed. Do not attempt to open the
flow generator.
Problem
Insufficient air delivered
from flow generator
Flow generator operating
erratically, ie, switching on
and off, pressure varying at
random
Pressure rises
inappropriately
Alarm stays on continuously
No LCD display
FAULT message displayed
on LCD
System Error 7 message
Possible cause
Air filter is dirty.
Air tubing is kinked or
punctured.
Water may have entered the
air tubing.
You are talking, coughing,
voluntarily breath-holding (eg,
while rolling over in bed), or
intentionally breathing in an
unusual manner.
Severe mask leak or mouth
leak (greater than 30 L/min).
Blockage in air circuit.
Internal malfunction.
Power not connected or
switch at back is not on.
Internal malfunction.
Device power-on has been
interrupted by breathing into
the mask during warm up.
Internal malfunction.
Solution
Replace air filter.
Straighten or replace tubing.
Remove the water from the
air tubing.
Avoid talking with the mask
on, and breathe as normally
as possible.
Correct your leak condition.
Ensure there is no barrier to
the passage of air.
Return the device to your
equipment supplier for
service.
Ensure the power cable is
connected, and that the
switch at the back of the
unit is in the "on" position.
Return the device to your
equipment supplier for
service.
Turn the flow generator off
and on again. Do not place
mask on face during warm
up (30 seconds). Select
LEARN CIRCUIT (page 22).
If the error is not cleared,
contact your equipment
supplier for service.
Return the device to your
equipment supplier for
service.
Troubleshooting 35