ResMed III ST-A Troubleshooting, No display, Insufficient air, Ramp Time is in use, Vpap Iii St-A

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

VPAP III ST-A.

Problem	Possible Cause	Solution
No display.	Power not connected or	Ensure the power cable is
	switch at back is not on.	connected and that the
		switch at the back of the
		device is in the ON position.

Insufficient air	Ramp Time is in use.
delivered from the
VPAP III ST-A.

Wait for air pressure to build up.

	Air filter is dirty.	Replace air filter.
	Air tubing is kinked or	Straighten or replace
	punctured.	tubing.
	Air tubing not connected	Check air tubing.
	properly.
	Mask and headgear not	Adjust position of mask and
	positioned correctly.	headgear.
	Plug(s) missing from access	Replace plug(s).
	port(s) on mask.
	Pressure required for	See your clinician to adjust
	treatment may have	the pressure.
	changed.
The VPAP III ST-A does	Power cord not connected	Connect power cord firmly
not start when you	properly.	at both ends.
breathe into the mask
(when SmartStart is	Power outlet may be faulty.	Try another power outlet.
enabled).
	The VPAP III ST-A is not	Switch power switch at rear
	switched on.	of the VPAP III ST-A to on (I).
	SmartStart not on.	Enable SmartStart.
	Mask Alarm has been	Disable Mask Alarm to
	enabled; SmartStart has	enable SmartStart if
	automatically been	appropriate.
	disabled.

Breath is not deep enough to trigger SmartStart.

Take a deep breath in and out through the mask.

Troubleshooting 35