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Introduction

The Ranger blood/fluid warming system includes a warming unit that uses dry heat transfer
method, and disposable fluid warming and irrigation sets. The Ranger warming unit is
designed to warm blood, blood products, and liquids and deliver these at flow rates from
KVO to 500 mL/min. At these flow rates, the device maintains fluid output temperatures
ranging from 33°C to 41°C. It takes less than 2 minutes to warm up to the 41°C set point 
temperature.

Disposable sets include IV blood/fluid sets for standard flow and high flow applications, and
an irrigation set with patient line for flow rates up to 30L/hr. Disposable sets are sterile (fluid
pathway unless otherwise indicated), latex-free, single-use only (unless otherwise indicated, ie:
24601, 24602).

The Ranger warming unit is designed to be mounted to an IV pole. A handle located on the
top of the unit makes transport easy. When mounted to the IV pole, the unit fits easily above a
Bair Hugger* warming unit.

Indications for use

The Ranger blood/fluid warming system is intended to warm blood, blood products and liquids.

Warnings and precautions

DANGER

Explosion hazard. Do not use in the presence of flammable anesthetics.

WARNING

•Electrical shock hazard. Do not open the warming unit case.
•Do not substitute other devices for the Ranger warming unit or Ranger disposable sets. 

Thermal or electrical injury or device damage may occur.

•Never infuse fluids if air bubbles are present in the fluid line, as air embolism may result.
•Do not continue use of the unit if the over-temperature alarm continues to sound and the 

temperature does not return to the set point temperature. Immediately stop fluid flow and 
discard the disposable set. Have the warming unit tested by a biomedical technician or call 
Arizant Healthcare* Customer Service.

CAUTION

•Do not immerse the blood/fluid warming unit. Wipe with a clean, slightly damp cloth.

To prevent tipping, clamp the Ranger warming unit to an IV pole with a 

minimum 14" (35.6 cm) radius wheelbase and at a height no higher than 44" (112 cm). 
Failure to do so may result in damage to the product or catheter site trauma. 

Before servicing equipment

All repair, calibration, and servicing of this equipment must be performed by Arizant
Healthcare Inc. or an authorized service technician. Arizant Healthcare Inc. assumes no 
responsibility for the reliability, performance, or safety of the equipment if:

•Modifications or repairs are performed by unauthorized personnel.
•The equipment is used in a manner other than that described in the operator’s manual.
•The equipment is installed in an environment that does not meet the appropriate 

electrical and grounding requirements.

Ranger

Blood/Fluid Warming System

3

Summary of Contents for Ranger 245

Page 1: ... clamp or the equipotential stud on the rear of unit Clamp should be tightened securely Sometime during shipping this unit may have been exposed to extreme temperatures The unit may need a period of 20 minutes or more to return to normal operating temperature Store the Ranger unit at room temperature allowing it to equilibrate before using or testing the unit Check the Ranger system website to ens...

Page 2: ...nstructions Cleaning the Ranger Warming Unit Testing the Operating Temperature Testing the Alarms Testing the Over Temperature Alarm Testing the Under Temperature Alarm Replacing the Power Fuse Troubleshooting Specifications Returning Warming Units for Service Definition of Symbols Ranger Blood Fluid Warming System 1 2 3 3 3 3 4 4 5 6 6 7 8 9 11 12 12 ...

Page 3: ...er service representative Please use the RA number on all correspondence when returning a device for service A shipping carton will be delivered to you at no charge if needed We will service and ship your device within five 5 working days of our receipt Call your local supplier or sales representative to inquire about loaner devices while your device is being serviced When you call for technical s...

Page 4: ...case Do not substitute other devices for the Ranger warming unit or Ranger disposable sets Thermal or electrical injury or device damage may occur Never infuse fluids if air bubbles are present in the fluid line as air embolism may result Do not continue use of the unit if the over temperature alarm continues to sound and the temperature does not return to the set point temperature Immediately sto...

Page 5: ...use abrasive material or solutions to clean the heater plates Do not allow spills to dry inside the unit as this may make it more difficult to clean the unit The cleaning tool provides only superficial cleaning it does not disinfect or sterilize the interior of the unit METHOD 1 Unplug the warming unit 2 Unfold the cleaning tool Wet the foam pads with a nonabrasive solution such as Alconox brand d...

Page 6: ...cassette See figure above for correct position of the thermocouple 2 Slide the warming cassette into the slot of the Ranger warming unit 3 Using room temperature fluids prime the cassette just until fluid flows through the patient end Clamp the white clamp to stop the flow NOTE To achieve correct results fluids must be administered into the inlet tube NOT into the outlet tube 4 Turn the Ranger uni...

Page 7: ... 49 C TEST SET UP 1 Turn on the Ranger warming unit and allow it to stabilize at normal operating temperature 40 41 C for 30 minutes 2 Insert the instrumented warming cassette into the Ranger unit 3 Prime the warming cassette with room temperature IV solution When primed clamp the outlet tube to stop flow 4 Connect the thermocouple to the calibrated thermocouple temperature monitor to verify that ...

Page 8: ...read HI and the plate temperature Watch the thermocouple temperature monitor to determine when the unit temperature has stabilized about 1 minute The temperature reading on the monitor should peak between 45 49 C If you detected the power relay click proceed to step 9 If you did not detect the power relay click follow these instructions When the tempera ture stabilizes reaches a peak and begins to...

Page 9: ... unplug the unit for 5 minutes Securely tighten the over temperature test screw before returning the unit to service Replacing the power fuse The power fuses are located in the power entry module TOOLS AND EQUIPMENT Small slotted screwdriver METHOD 1 Disconnect the warming unit from the power source 2 Remove the power cord 3 Locate the fuse carrier in the power entry module 4 Use the small screwdr...

Page 10: ...2 C before being run through the warming unit Cause Primary controller failure Unit will no longer operate Solution Turn unit on Make sure the power cord is plugged into the power entry module of the warming unit Make sure the warming unit is plugged into a properly grounded outlet Call Arizant Healthcare Customer Service Solution Open flow to reduce tem perature Alarms will stop when the display ...

Page 11: ...e still being infused or clamp is open proximal to the warming cassette Warming unit is below patient level creating excessive back pressure Cause Under temperature condition or defective heater relay Cause Open wire on temperature sensor Cause Electrical interference Solution Make sure test screw is com pletely tightened If it is missing turn unit off and unplug it Call Arizant Healthcare Custome...

Page 12: ...ith Canadian CSA C22 2 No 601 1 Electrical characteristics INPUT VOLTAGE 100 120 or 220 240 VAC OPERATING FREQUENCY 100 120 VAC 50 60 Hz 220 240 VAC 50 60 Hz MAXIMUM HEATING POWER 900 W FUSE RATING 100 120 V unit 250V T10A 220 240 V unit 250V T6 3A Temperature characteristics SET POINT TEMPERATURE 41 C OVER TEMPERATURE ALARM 43 C UNDER TEMPERATURE ALARM 33 C OVER TEMPERATURE CUTOFF 46 C LEAKAGE CU...

Page 13: ...nt Healthcare Customer Service to get a Return Authorization RA number and a service carton Arizant Healthcare Customer Service 1 800 733 7775 Definition of Symbols ON OFF Fuse Attention read accompanying documents Nonexplosion Proof Type B Applied Part Voltage Alternating Current AC ...

Page 14: ...defined in Article 14 of the Medical Device Directive 93 42 EEC Actamed Limited Calder Island Way Wakefield WF2 7AW United Kingdom Tel 44 1924 200550 Fax 44 1924 200518 Ranger Bair Hugger Arizant Arizant Healthcare bright ideas that work and the Bair Hugger and Arizant logos are trademarks of Arizant Healthcare Inc registered or pending in the U S Patent Trademark Office and in other countries 200...

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