Chapter 6: Troubleshooting
Tranquility Quest Plus CPAP System Service Manual
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Ramp Pressure -
The pressure does not ramp
correctly.
Troubleshooting Table (Continued)
• No ramp time prescribed.
• Main PCA.
• Ramp button not
functioning.
Make sure the patient's
prescription specified
ramp. Make sure unit was
set for ramp.
Set unit for ramp.
Replace Main PCA.
Pressure Variation - The
pressure varies around the
set value, pressure fluctuates
greater than 1 cm H
2
O.
• Internal air leak
• Filters dirty
• Main PCA, Blower
• Air path blocked
Replace filters
Perform Testing Process
(see Section 8.1)
Replace Blower.
Replace Main PCA
Symptom Cause Verification Corrective Action
Compliance Meter Not
Updating
Main PCA
Time not updating.
Replace Main PCA