Graham Field JB0160-015B-220, JB0160-015-220, JB0160-010-220, JB0160-010B Troubleshooting Guide

6 Troubleshooting Guide

SYMPTOM	CHECK / ACTION
Concentrator power is	Check if concentrator is unplugged; plug in.
on and alarm is on, but
concentrator doesn’t	Check if circuit breaker is tripped; fix circuit
work	breaker.
	If concentrator still doesn’t work, contact
	Graham-Field equipment provider.
SYMPTOM	CHECK / ACTION
Concentrator works,	Inspect tubes and cannula to ensure that they are
but little or no oxygen	not kinked or blocked. Smooth tubes to unblock.
from outlet
	Check humidifier bottle, if so equipped, for leaks
	or jamming. Give humidifier bottle a slight shake
	to open safety valve. Clean humidifier bottle,
	reinstall and tighten.
	If condition persists, contact Graham-Field
	equipment provider.
SYMPTOM	CHECK / ACTION
Flowmeter ball located	Adjust flowmeter knob. If condition persists,
on “0” position or float	contact Graham-Field equipment provider.
is unstable
SYMPTOM	CHECK / ACTION
Concentrator works,	If yellow light blinks, and alarm sounds at low
but makes abnormal	intervals, or yellow light illuminates continuously
sound	and alarm sounds, contact Graham-Field
	equipment provider.
SYMPTOM	CHECK / ACTION

Concentrator works, but yellow fault light lluminates (JB0160-015B, JB0160-015, JB0160-015B-220, JB0160-015-220 only)

OK to continue use, but contact Graham-Field equipment provider immediately. Concentrator’s oxygen concentration is safe, but decreasing. When oxygen concentration is too low for safe use, concentrator will shut off and optional O2 sensor red warning light will illuminate.

16 John Bunn O2 Premier Oxygen Concentrator