Product Safety Features - 3M Ranger 245 Operator's Manual

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Product safety features

The following chart describes the safety alert features of the Ranger blood/fluid warming unit.
ALERT TYPE
Over-temperature
alert - 43°C
Under-temperature
alert - 33°C
*Transient conditions may cause an over-temperature alert condition. These conditions include:
• There was an extreme change in flow rates (e.g., from 500 mL/min to stop flow).
• The unit was turned on and reached the set point temperature of 41°C before the warming
• Fluids were prewarmed to above 42°C before being infused.
WHAT TO LOOK FOR
Alert indicator light
illuminates and alert
sounds, alphanumeric
display alternately
flashes a temperature of
43°C or higher and the
word "HI."
Alert indicator light
illuminates and alert
sounds, alphanumeric
display alternately
flashes a temperature of
33°C or lower and the
word "LO."
cassette was inserted in the device.
3M ™ Ranger ™ Blood/Fluid Warming System
/
DESCRIPTION ACTION
CAUSE
Heater Observe alphanumeric
temperature display. If temperature
rose to 43°C does not drop to 41°C
because of (may take a few minutes),
transient discontinue use of unit.
conditions.* Call 3M Patient Warming
customer service.
Heater Alerts stop when
temperature has temperature rises above
fallen to 33°C. 33°C. Continue use of
unit. If the temperature
does not rise above 33°C,
unplug the unit and call
3M Patient Warming
customer service.
www.rangerfluidwarming.com reorder #202457B