3M Bair Hugger 775 Operator's Manual - page 15
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Bair Hugger Model 775 Temperature Management Unit Operator’s Manual
English 771022D
Viewing the Temperature Mode Timer
The temperature mode timer records the amount of time the temperature management
unit has been operating in the selected temperature mode. The timer resets itself every
time you select a different temperature mode.
To view the temperature mode timer, press the button and hold for 2 seconds for the
current temperature mode. The alphanumeric display will show the temperature mode
time, then go back to showing the temperature mode setting.
What to Do in Case of an Over-Temperature Condition
If an over-temperature condition occurs, the red Over-temp indicator light flashes and
an alarm sounds. The unit automatically turns the heater, blower, and operating mode
indicator lights OFF. The control panel will not respond to commands.
Note
: Pressing any button will silence the alarm.
if
an
over
-
temperature
condition
occurs
:
1. Discontinue all temperature management therapy. If you are using the 241
blood/fluid warming system, immediately stop fluid flow and discard the
blood/fluid warming set.
2. Unplug the temperature management unit.
3. Contact a qualified service technician.
What to Do in Case of a Fault Condition
The Model 775 temperature management unit’s software recognizes several non-hazardous
conditions and reports those conditions as faults. When a system fault occurs, the software
stores the fault code in memory, the amber Fault indicator light flashes, and an alarm
sounds. The control panel will not respond to commands.
Note
: Pressing any button will silence the alarm.
if
a
fault
condition
occurs
:
1. Unplug the temperature management unit and wait for 5 minutes.
2. Reconnect the temperature management unit to a grounded power source.
The unit will perform the normal power-on-reset sequence and then enter the
Standby mode.
3. Reselect the temperature setting.
4. If the unit does not return to normal operation, contact a qualified service
technician.