3M Bair Hugger 775

Overview of control Panel

Alphanumeric Display

The alphanumeric display shows the temperature at the end of the Bair Hugger warming unit hose in degrees Celsius.

Temnterature Modes

• Press the 32˚C (Low), 38˚C (Med), or 43˚C (High) button to select the desired temperature.
• Press the Ambient button to supply room temperature air.

When you select a temperature mode, the following events occur:

• Corresponding temperature indicator and fan setting lights illuminate.
• Blower operates at selected fan speed.
• Temperature at the end of the hose appears in the alphanumeric display.
• Heater activates except in ambient mode.
• Temperature mode timer and hour meter activate.
• Temp in range indicator light illuminates when the temperature at the blanket end of the hose is within +/- 1.5°C of the selected setting; this indicator light does not illuminate in the ambient mode.

Airflow Modes

The Model 775 warming unit has two preset fan speed settings: a default or high fan setting and a reduced or low fan setting . The Model 775 warming unit will reset/default to the high fan setting each time the warming unit is powered up or Standby is selected. The low fan setting may be pre-selected while in Standby prior to selecting the desired temperature.

Standby

Upon power up, the warming unit defaults to Standby and the high fan setting. When the warming unit is in 32˚C (Low), 38˚C (Med), or 43˚C (High) or Ambient mode, press the Standby button to place the warming unit in Standby mode. When you select the Standby mode, the following events occur:

• Standby indicator light illuminates.
• Blower and heater are turned OFF.
• Alphanumeric display deactivates.
• Alarm and fault detection functions remain active.
• Operating timer pauses.
• Airflow mode resets/defaults to the high fan setting.

Temp in Range Indicator light

The Temp in Range indicator light illuminates when the temperature at the blanket or gown end of the hose is ±1.5°C of the selected setting; this indicator light does not illuminate in the ambient mode.

Fault indicator light

When a system fault occurs, the amber Fault indicator light flashes and an audible alarm sounds. Please refer to What to Do in Case of a Fault Condition on page 7 for additional information.

Under-temp Fault

If the warming unit senses an under-temperature condition, the amber Fault indicator light flashes and an audible alarm sounds. Please refer to What to Do in Case of a Fault Condition on page 7 for additional information.

Over-temp indicator light

If the warming unit senses an over-temperature condition, the red Over‑temp indicator light flashes and an alarm sounds. Please refer to What to Do in Case of an Over‑Temperature Condition on page 7 for additional information.

Cleaning Instructions

• Disconnect the warming unit from the power source before cleaning.
• Cleaning should be performed in accordance with hospital practices for cleaning OR equipment. After every use; wipe the warming unit, the outside of the warming unit hose, and any other surfaces that may have been touched. Use a damp, soft cloth and a hospital approved mild detergent, germicidal disposable wipes, disinfecting towelettes, or antimicrobial spray.
• Let air dry or dry with a separate clean soft cloth.

NOTE:

• Do not use cleaning solutions with greater than 80% alcohol or solvents, including acetone and thinner, to clean the warming unit or hose. Solvents may damage the labels and other plastic parts.
• Do not immerse the Bair Hugger warming unit, warming unit parts, or accessories in any liquid or subject them to any sterilization process.