Sunrise Medical 515 SERIES manual Minor Troubleshooting Chart, Symptom Possible Cause Remedy

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MINOR TROUBLESHOOTING

The following troubleshooting chart will help you analyze and correct minor oxygen concentrator malfunctions. If the suggested procedures do not help, switch to your reserve oxygen system and call your Sunrise Medical homecare provider. Do not attempt any other maintenance.

WARNING–To avoid electric shock hazard, do not remove the cabinet. The cabinet should only be removed by a qualified Sunrise Medical homecare technician.

MINOR TROUBLESHOOTING CHART

Symptom		Possible Cause		Remedy
A. Unit does not operate. Power light is off when the power	1.	Power cord not properly inserted into wall outlet.	1.	Check power cord connection at the wall outlet. On 230 volt units,
switch is “On.” Audible alarm is pulsing and Service Required				also check the back of the unit.
light is flashing.	2.	No power at wall outlet.	2.	Check your home circuit breaker and reset if necessary. Use a
				different wall outlet if the situation occurs again.
	3.	Oxygen concentrator circuit breaker activated (selected units).	3.	Press the concentrator circuit breaker reset button (if equipped)
				located below the power switch. Use a different wall outlet if the
				situation occurs again.
				If the above remedies do not work, contact your
				Sunrise Medical provider.
B. Unit operates, the Power light is on	1.	Air filter is blocked.	1.	Check the air filter. If the filter is dirty, wash it following the
when the power switch is “On.” Red Service Required light is				cleaning instructions on page 18.
illuminated. Audible alarm may be sounding.	2.	Exhaust is blocked.	2.	Check the exhaust area; make sure there is nothing restricting
				the unit exhaust.
	3. Blocked or defective cannula, catheter, face mask,		3.	Detach cannula, catheter, or face mask. If proper flow is restored,
		or oxygen tubing.		clean or replace if necessary. Disconnect the oxygen tubing at the
				oxygen outlet. If proper flow is restored, check oxygen tubing for
				obstructions or kinks. Replace if necessary.
	4.	Blocked or defective humidifier bottle.	4.	Detach the humidifier from the oxygen outlet. If proper flow is
				obtained, clean or replace humidifier.
	5.	Flow meter set too low.	5.	Set flow meter to prescribed flow rate.
				If the above remedies do not work, contact your
				Sunrise Medical provider.
C. If any other problems occur with your oxygen concentrator.			1.	Turn your unit “Off.” Switch to your reserve oxygen system, and
				contact your Sunrise Medical provider immediately.

MINOR TROUBLESHOOTING CHART - ONLY OSD Concentrators

Visual Indicator Lights		Possible Cause		Remedy
A. Both the green Normal Oxygen and the yellow Low Oxygen lights are	1.	OSD malfunction.	1.	Contact your Sunrise Medical provider.
either on or off.
B. Yellow Low Oxygen light is on or the yellow Low Oxygen light is on	1.	Flow meter is not properly set.	1.	Ensure the flow meter is properly set to the prescribed number.
and the intermittent audible signal is sounding.	2.	Air filter is blocked.	2.	Check the air filter. If the filter is dirty, wash it following the
				cleaning instructions on page 18.
	3.	Exhaust is blocked.	3.	Check the exhaust area; make sure there is nothing restricting the
				unit exhaust.
C. Red Service Required light is on and an intermittent audible sig-	1.	Flow meter is not properly set.	1.	Ensure the flow meter is properly set to the prescribed number.
nal is sounding.	2.	Air filter is blocked.	2.	Check the air filter. If the filter is dirty, wash it following the
				cleaning instructions on page 18.
	3.	Exhaust is blocked.	3.	Check the exhaust area; make sure there is nothing restricting the
				unit exhaust.
				If the above remedies do not work, contact your
				Sunrise Medical provider.

SP-515