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17John Bunn O2 Premier Oxygen Concentrator
SYMPTOM CHECK / ACTION
Concentrator doesn’t Discontinue use; contact Graham-Field equipment
work; alarm sounds; provider immediately. Oxygen concentration is too
optional O
2
sensor red low for safe use.
warning light
illuminates
(JB0160-015B,
JB0160-015,
JB0160-015B-220,
JB0160-015-220 only)
Note: If you experience a problem with your concentrator
and are unable to service it yourself, contact the
equipment provider from whom you purchased the
concentrator. If the equipment provider is unable to
help you, contact Graham-Field’s Customer Service
Department at 800-347-5678.