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Ranger Irrigation Fluid Warming System
Troubleshooting
CONDITION
Nothing illuminates on the
warming unit panel.
CONDITION
Alarm indicator illuminates
and alarm sounds, alpha-numeric
display alternately flashes a
temperature of 48˚C or higher
and the word "HI."
CONDITION
Alarm sounds, alphanumeric display
and alarm indicator light go dark.
CAUSE
• Unit is not turned on, plugged in,
or power cord is not plugged into
an appropriate outlet.
• Unit failure.
CAUSE
Temporary over-temperature
condition because:
• An extreme change in flow rates
occurred (e.g., from 500 ml/min
to stop flow).
• Unit was turned on and reached set
point temperature before warming
cassette was inserted.
• Fluids were prewarmed to above
42°C before being run through
the warming unit.
CAUSE
Primary controller failure. Unit
will no longer operate.
SOLUTION
• Turn unit on. Make sure the
power cord is plugged into the
power entry module of the
warming unit. Make sure the
warming unit is plugged into
a properly grounded outlet.
• Call Arizant Healthcare Inc.
Technical Support.
SOLUTION
• Open flow to reduce temperature.
Alarms will stop when the display
reads 41°C. The unit is ready
to use.
• Alarms will stop when the display
reads 41°C. The unit is ready
to use.
• Turn off unit. Discontinue infusion
of fluids. Do not warm fluids
before infusing them through
the Ranger Irrigation warming
unit.
SOLUTION
Power to heating plates will shut off
if temperature rises to 50˚C. Turn
unit off and unplug it. Discontinue
use of unit. Discard disposable set.
Alarm will continue to sound if you
do not unplug unit. Call Arizant
Healthcare Inc. Technical Support.
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