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EVERY 4,380 HOURS, EVERY 3 YEARS, AND BETWEEN PATIENTS, WHICHEVER COMES FIRST
Check Oxygen Purity*
Perform Functional Test*
DURING PREVENTATIVE MAINTENANCE SCHEDULE AND BETWEEN PATIENTS
Check Intake Filter Screen for damage.
Replace carry bag if damage is found.
Check/Replace Outlet Filter*
Inspection periods shown as hours is in reference to hours of concentrator operation since the last date of service. Refer to
Viewing Hour Meter in Maintenance. Inspection periods shown as months or years is in reference to duration of time since the
last date of service.
*To be conducted by provider or qualified technician. Refer to service manual.
1187374-F
Maintenance
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