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Ranger Blood/Fluid Warming
Arizant Healthcare Inc.
Product safety features
The following chart describes the safety alarm features of the Ranger warming unit�
alarm
tyPe
what
to
look
for
descriPtion
/
cause
action
Over-temperature
alarm - 43°C
Alarm indicator light
illuminates and alarm
sounds, alphanumeric
display alternately
flashes a temperature of
43°C or higher and the
word “HI�”
Heater
temperature
rose to 43°C
because of
transient
conditions�*
Observe alphanumeric
display� If temperature
does not drop to 41°C
(may take a few minutes),
discontinue use of unit�
Call Arizant Healthcare
Customer Service�
Under-temperature
alarm - 33°C
Alarm indicator light
illuminates and alarm
sounds, alphanumeric
display alternately
flashes a temperature of
33°C or lower and the
word “LO�”
Heater
temperature has
fallen to 33°C�
Alarms stop when
temperature rises above
33°C� Continue use of
unit� If the temperature
does not rise above 33°C,
unplug the unit and
call Arizant Healthcare
Customer Service�
