ResMed III & III ST Troubleshooting, No display, Insufficient air, delivered from the, Vpap

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 unit.

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
		unit is in the ON position.
Insufficient air	Ramp Time is in use.	Wait for air pressure to
delivered from the		build up.
VPAP.
	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 does not	Power cord not connected	Connect power cord firmly
start when you breathe	properly.	at both ends.
into the mask.
	Power outlet may be faulty.	Try another power outlet.
	The VPAP unit not switched	Switch power switch at rear
	on.	of the VPAP to ON.
	SmartStart not on.	Enable SmartStart.
	Mask Alarm has been	Disable Mask Alarm to
	enabled; SmartStart has	enable SmartStart.
	automatically been
	disabled.
	Breath is not deep enough	Take a deep breath in and
	to trigger SmartStart.	out through the mask.

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Troubleshooting 31