Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A 3 Bair Hugger™ Model 505 Warming Unit Service Manual Warning: Electrical Shock Hazard. There are electrically live parts within the warming unit when it is connected to a power source, even when the switches are in the OFF or STANDBY position.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. 3 Bair Hugger Model 505 Warming Unit Service Manual English 1 Français 29 Deutsch 59 www.bairhugger.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Recycle to avoid environmental contamination. This product contains recyclable parts. For information on recycling, please contact your nearest 3M Service Center for advice.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A 6. Do not continue 241 blood/fluid warming therapy if the Over-temp indicator light illuminates and the alarm sounds. Immediately stop fluid flow, and discard the blood/fluid warming set. Unplug the temperature management unit, and contact a qualified service technician. 7. Do not use a forced-air warming device over transdermal medication.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A minutes or according to institutional protocol. Monitor the patient’s vital signs regularly. Adjust air temperature or discontinue therapy when the therapeutic goal is reached or if vital sign instability occurs. Notify physician of vital sign instability immediately. 3. Do not leave pediatric patients unattended during therapy. 4.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Read Before Servicing Equipment The repair, calibration, and servicing of the warming unit requires the skill of a qualified medical equipment service technician who is familiar with good practice for medical device repair.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Service Procedures Cabinet Cleaning Tools/Equipment Soft cloth, lightly dampened with water and mild detergent. Method 1. Disconnect the warming unit from the power source. 2. Wipe the exterior of the warming unit clean. CAUTION: Do not use a dripping wet cloth when cleaning the warming unit. Moisture may seep into the electrical contacts and damage the components.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Power Fuse Replacement The power fuses are located in the power entry module. A spare fuse is located in the fuse carrier (see Figure 2). Tools/Equipment Phillips-head screwdriver Small slotted screwdriver Method 1. Disconnect the warming unit from the power source. 2. Remove the 2 Phillips-head screws that secure the cord retainer. Remove the power cord. 3.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Control Board Fuse Replacement Control board fuses are located on the control board. (See Figure 3.) The internal fuses on the Model 505 are for control board functions only. The power fuses are located in the power entry module. Instructions for power fuse replacement can be found in the Power Fuse Replacement section.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Control Board Fuse Replacement 8. Hook the retainer bracket onto the front of the top cover. 9. Place the top cover back into position. Replace all screws. NOTE: It may be necessary to remove the air filter to correctly position the lower portion of the retainer bracket inside the unit. 10. Reconnect the warming unit to the power source. 11.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Air Filter Replacement The air filter is mounted in the bottom of the warming unit (See Figure 4). Tools/Equipment Phillips-head screwdriver Service Frequency Every 12 months or 500 hours of use. Method 1. Disconnect the warming unit from the power source. 2. Remove the M6 x 25 pan-head screw on the bottom of the unit. The filter should slide out easily. 3.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Over Heat Alarm Testing WARNING: Perform all testing and adjustments of warming unit temperature with Temperature Test Unit Model 22110. 3M Patient Warming assumes no responsibility for the reliability, safety, or performance of the Bair Hugger system if warming unit temperature testing or adjustments are made in any other manner than that described here.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Over Heat Alarm Testing Method The Over Heat alarm test panel is located on the back panel of the Model 505 (see Figure 5). 1. Insert the open hose end from the warming unit in the port on the Temperature Test Unit (see Figure 6). NOTE: Do not block the rear air vents on the test device. Figure 5. Location of Over Heat Alarm Test Panel Figure 6.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Over Heat Alarm Testing 5. Allow the warming unit to cycle 2 times more after the first satisfactory reading. When the alarm activates, note the alarm temperature read-out from the test kit. See Table 1 for specified limits. NOTE: The first over heat cycle temperature may be slightly higher when started from a cold start. 6.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Over Heat Alarm Thermostat Adjustment WARNING: Improper adjustment of the warming unit’s over heat alarm setpoint could result in patient exposure to temperatures outside of the indicated range, and may lead to patient injury. • Closely follow instructions for thermostat adjustment. • Dangerous voltages are present at the terminals of the thermostat.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Over Heat Alarm Thermostat Adjustment 4. Locate the over heat adjustment thermostat (see Figure 7). NOTE: Adjustment of the over heat alarm thermostat is most easily done while the temperature read-out is climbing. 5. Use a small slotted screwdriver to adjust the thermostat.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Normal Operating Temperature Testing WARNING: Perform all testing and adjustments of warming unit temperature a Temperature Test Unit Model 22110. Arizant Healthcare Inc.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Normal Operating Temperature Testing 5. After correcting for ambient temperature, the tested normal operating temperature should meet the limits specified in Table 2. 6. If the HIGH temperature setting is not within specified limits, adjust the normal operating temperature. See the Normal Operating Temperature Adjustment section. 7.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Normal Operating Temperature Adjustment WARNING: Improper adjustment of the warming unit’s normal operating temperature could result in patient exposure to temperatures outside of the indicated range, and may lead to patient injury. • Closely follow instructions for temperature adjustment.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Normal Operating Temperature Adjustment 3. Insert the slotted screwdriver in the potentiometer access hole. You must access the potentiometer blindly, so carefully move the screwdriver until it fits into the slot of the potentiometer.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Troubleshooting Call Technical Support for Replacement Parts Problem Possible Cause Remedy; Service Procedure The warming unit does not turn on. Damaged or unplugged power cord. Replace the cord or plug in the warming unit. Blown power fuses Replace the blown fuses. See Power Fuse Replacement procedure. Poor or loose wire connections.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Technical Support and Customer Service Technical Service and Order Placement TEL: 1-800-228-3957 When You Call for Technical Support We will need to know the serial number of your Bair Hugger unit when you call us. On Model 505 units, the serial number label is affixed to the rear panel.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. • • • • www.bairhugger.com reorder #202430A 3M Patient Warming service carton Tape dispenser Shipping label Marking pen Method 1. Call Technical Support (see inside front cover for phone number) to get a Return Authorization (RA) number and a service carton. 2. Open the carton and remove the upper foam pad. Leave the lower foam pad in place in the bottom of the carton. 3.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. Physical Characteristics dimensions www.bairhugger.com reorder #202430A 1 3 in. high x 10 in. deep x 11 in. wide 33 cm high x 25 cm deep x 28 cm wide weight 13.6 lb; 6.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A Safety System thermostat Independent bulb and capillary overcurrent protection Dual fused input lines alarm system Over-heat: flashing red light with audible alarm; heater shuts down certifications I EC 60601-1; IEC/EN 60601-1-2; UL 60601-1; CAN/CSA-C22.2, No.601.1; EN 55011; EN 80601-2-35.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.com reorder #202430A J2 Detail of Control Board Exploded Drawing J1 Figure 11. Exploded Drawing 1 Bulb Type Thermostat 2 Hour Meter 3 Control Board 4 Thermocouple 5 Cabinet 6 Top Cover 7 Base 8 Filter, 0.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.
Check the 3MTM Bair HuggerTM therapy website to ensure you have the most recent version of this document. www.bairhugger.
Made in the USA of globally sourced material by 3M Health Care. 3M is a trademark of 3M Company, used under license in Canada. BAIR HUGGER, 241, BAIR PAWS, TOTAL TEMPERATURE MANAGEMENT, and the BAIR HUGGER logo are trademarks of Arizant Healthcare Inc., used under license in Canada. ©2013 Arizant Healthcare Inc. All rights reserved. 3M Deutschland GmbH, Health Care Business Carl-Schurz-Str. 1, 41453 Neuss, Germany 3M Health Care, 2510 Conway Ave., St. Paul, MN 55144 USA TEL 800-228-3957 | www.bairhugger.
