Ultra DC™ Flowmeter User Manual
Contents
1. gas pressures at the beginning of each procedure to assure sufficient gas remains in the tank to complete procedure 2 When empty close the tank by turning valve clockwise Replace the tank with spare full cylinder 3 Notify gas supplier for replacement of tank Note When changing tanks always replace the regulator s washer seal located at the cylinder valve regulator interface 4 Cylinder Unit For your convenience and to meet ADA requirements the 4 cylinder portable N20 O manifold is equipped with E Yokes that contain check valves To assure proper operation of the check valves 4 cylinders must be installed at all times and the pro cedures listed below must be followed 1 Identify the two in use tanks N2O and O by attaching in use identification tags to them 2 When one of the in use tanks is empty close the tank by turning the valve clock wise Leave the empty tank in place 3 Move the in use tag to the appropriate reserve tank which now becomes the in use tank Replace the empty tank with a new tank which then becomes the reserve tank 4 Open the valve located on the top of the in use tank by turning counter clock wise Note Do not open the reserve tank until the in use tank is empty When changing gas tanks make certain both same gas cylinders involved in the exchange are closed Always remember to switch the in use tags over to the new tanks 5 Contact gas supplier to request new ga2. feature may permit 0 to flow inde pendent of the flow knob This action could potentially allow N2O to flow to the patient without oxygen 17 N20 Flow LPM 10 B N WO FP GO N o Quick Reference Chart for Calculating N20 Teleso E Lee or Fs ms npn Tos see Io a Jo ows a a re 2 5 6 7 8 9 310 O Flow LPM Oxygen Flush Valve Test mong 1 Make certain the N2O is turned fully clockwise off position 2 Reservoir bag should remain connected to the bag tee downspout 3 Disconnect the corrugated tube from the bag tee outspout 4 Turn on the Oxygen Flush while blocking the flow from the bag tee outspout Proper operation is indicated when the reservoir bag is filled in 5 10 seconds Release blockage of oxygen flow from bag tee outspout after the 5 10 seconds required to conduct the test has elapsed 18 Outspout Check Valve Test Check mondial 1 Flowmeter should be in the off position 2 Reservoir bag should be connected to the downspout of the bag tee 3 Corrugated tube should be connected to the outspout of the bag tee but not connected to patient gas delivery tubing 4 Breathe into the open end of the corrugated tube The reservoir bag should not fill If the bag does fill during this test the outspout check valve is not functioning properly Do not use this anal
3. Local Phone 623 780 2020 Fax 623 780 0444 www accutron inc com
4. Ultra DC Flowmeter User Manual RETAIN THIS MANUAL FOR FUTURE REFERENCE This manual contains instructions on periodic required checks to be performed by the user These checks are necessary to ensure the proper performance of this device and its safety features CAUTION FEDERAL U S LAW RESTRICTS THIS DEVICE TO SALE BY OR ON ORDER OF A DENTIST OR PHYSICIAN INDICATIONS FOR USE To be used in nitrous oxide oxygen sedation systems for delivering to a patient a mix ture of nitrous oxide and oxygen gases when the maximum nitrous oxide concentra tion is 70 Do not use this device for the administration of general anesthesia or as a part of or in conjunction with a general anesthesia administration system CAUTION Do not attempt to repair alter or calibrate this device Unauthorized repair alteration or misuse of this device is likely to adversely affect the performance and will void the warranty IV VI VII VIII IX XI XII XIII XIV Mechanical Features of the Ultra DC 4 Flowmeter General Instructions es uu Yd ER mer RESI FR Gad 6 Portable System Procedures System Assembly ci to GG OD doo 8 Changing Gas ke ee ete theme teh 12 Central System Procedures System Assembly a gu ue Gwy Ese hbri te y RE DER A Ras 13 Directions for USE i oie see eb a Re ib PvE Te UC Ree hs 16 Periodic Equipment Checks ai 49 ee
5. ace the protruding mounting pin through the top of the hole which is located at the end of the wall arm Screw the mounting nut onto the thread pin which now protrudes from the underside of the wall arm Flowmeter and wall arm assembly is complete Note Flowmeter should swivel easily from side to side to accommodate desired viewing position 4 Attach the oxygen and nitrous oxide hoses to the back of the flowmeter and connect to gas supply wall outlets Note If non Accutron wall arm diameter of hole at the end of wall arm should be between 9 16 14 5 mm and 1 25 4 mm WALL ARM MOUNT TOP MOUNT 1 Attach wall arm to wall or cabinet 2 Place the mounting pin end of the mounting adaptor into the top of the hole locat ed at the end of the wall arm Screw the mounting nut onto the mounting pin which now protrudes from underside of wall arm Adaptor with mounting cap is now a permanent part of the wall arm 3 Slip the fixed loop located on back of the flowmeter unit over the mounting cap of the mounting adaptor With this method of attaching the adaptor the flowmeter is easily removed and can be transferred from one treatment room to another Note Flowmeter should swivel easily from side to side to accommodate desired viewing position 14 4 Attach the oxygen and nitrous oxide hoses to the back of the flowmeter and con nect to gas supply wall outlets Note If non Accutron wall arm diameter of hole at the end of
6. ank For 2 cylinder and 4 cylin der models close N20 cylinders and run N20 through flowmeter until trapped gas is gone and gauge reads empty Turn off O cylinders and run gas until O2 gauge reads empty 16 VI PERIODIC EQUIPMENT CHECKS CAUTION Do not attempt to repair alter or calibrate this device Unauthorized repair alteration or misuse of this device is likely to adversely affect the performance and will void the warranty IMPORTANT Safety features featured in this notice should be routinely checked to assure proper function If any of these safety features are not functioning properly contact your dental dealer or Accutron and arrange for the necessary repairs Accutron recom mendis the repairs be made before reusing the analgesia gas machine Fail Safe Test Check before each use 1 Set the O2 Knob to 3 lpm and set the N2O Knob to zero 2 Make certain that Oy and 0 gas lines are properly connected to the flowme ter and that the line pressure for each gas is set at 50 55 psi 3 Turn the N20 Knob to 3 lpm 4 Interrupt the flow of by either disconnecting the oxygen hose from the wall or by turning off the oxygen supply at the tank The N20 flow rate should drop to zero as the oxygen flow rate decreases to zero WARNING If the Fail safe System does not perform as described above do not use this analgesia gas machine prior to receiving technical assistance or repair Improper function of this safety
7. bracket with a sliding arm It allows a flowmeter to be attached and stored within cabinetry There are two cabinet mount models available from Accutron They are Cabinet Undermount Slide Cabinet Sidemount Slide 3 ADA REQUIREMENTS For this device and installation of this device to meet the requirements of the American Dental Association the following conditions must be met The installation of the gas storage must be in accordance with the National Fire Prevention Association Standards and inspected by the local fire depart ment to assure compliance with NFPA 6 4 GAS SUPPLY CONNECTION Always use clean dry medical grade gases Introduction of moisture or other contaminants into Accutron analgesia gas machines may result in defective operation After installation of the flowmeter connect the oxygen and nitrous oxide supply lines to the DISS fittings located on the back of the flowmeter unit It is impor tant that the regulators for both gases be set to give pressures in the range of 50 55 psi 5 DISINFECTING THE FLOWMETER Cleaning Clean flowmeter by wiping with moistened towel or spraying with disinfectant and wiping surface If the disinfectant does not contain a cleaning agent use a mild cleaner for this step Surface Disinfectants Any of the following commercially available disinfectants can be used for disin fecting the flowmeter surface Commercial Brand Name EPA Registration No EPA Establishm
8. e stand post into the mobile base The stand post will have a snug friction fit in the mobile base Locate mounting adaptor 21952 and remove the mounting cap by unscrewing the cap from the mounting pin Screw the smaller end of the mounting pin into the threaded hole located on the bottom of the flowmeter pin will protrude from bottom of flowmeter Affix flowmeter head to portable manifold and then to stand plug by passing the protruding pin through the hole in the center of the manifold and screwing it into the stand plug Attach the assembled flowmeter and manifold unit to the open end of the stand post by inserting the stand plug into the stand post The stand plug will have a snug friction fit in the stand post Attach the nitrous oxide hose blue to the nitrous oxide regulator blue at the underside of the manifold Attach the oxygen hose to the oxygen regulator at the underside of the mani fold Attach gas cylinders not included to E yokes located on the manifold To avoid gas leaks make certain all hose attachments are securely tightened use two wrenches PORTABLE SYSTEM PROCEDURES continued Flowmeter Mounting Post Regulator Liof 2 Stand Post Tank Restraints 4 Cylinder Portable System Assembly Identify the following components in the flowmeter package Flowmeter Rubber Goods Portable Manifold DISS Hoses adjustable mobile stand and tank restra
9. eller and its affiliates shall not be liable for any incidental special reliance consequential or indirect loss or damage rising out of this agreement or the products As used in this paragraph 2 damages include but are not limited to lost profits lost revenues pay amage personal injury damage to the Purchaser or third parties loss of business or profits and or loss of business reputation It is the sole responsibility of Purchaser to determine the suitability of the products for the Purchaser s intended use Seller s obligation to repair replace or refund as set forth above shall be Buyer s exclusive remedy This warranty constitutes the entire warranty This warranty and Seller s liability hereunder shall be construed according to the laws of the State of Arizona without regard to conflict of lay principles To activate the Flowmeter Warranty complete and mail the warranty registration card that accompanies Flowmeter Accutron warranties are subject to the following conditions Accutron products and equipment are warranted to be free from defects in material and workmanship under normal use and service including all component parts This warranty shall not apply to defects resulting from accidents alterations or misuse If modifications have affected the operation of the product to render it faulty this warranty shall be void This warranty shall be void if any part not of Accutron s manufacture or supply has been incor
10. en Equipment Section for information regarding Accutron Portable Oxygen System and Accutron Demand Valve 20 IX TROUBLESHOOTING GUIDE No flow of or N20 when On Off is on and N20 Knob is set at concen tration of N20 or Knob is open to give flow Can get O flow cannot get N20 flow With N5O concentration set both flows vary propor tionally with no change in flow setting Cannot get 10 O flow with 2 Knob at zero and O Knob open fully counter clockwise With O Knob at zero N20 flows are indicated 1 and or N20 supply not turned on 2 Analgesia gas machine not connected to source 3 Empty or N20 gas cylinders 1 N20 supply not turned on 2 N20 cylinder empty 3 Oz line pressure low activating fail safe or 2 regulator is not maintaining system pressure Low O pressure setting Failsafe system not functioning properly 21 1 Turn on or gas supply in tank room or on portable unit 2 Connect to wall outlet 3 Replace with full cylinders 1 Turn on N2O tank 2 Replace with full cylinders 3 Check gas line pressure Be certain O pressure is 50 55 psi If not call dealer for service Check gas line pressure Be certain line pressure is 50 55 psi If not call dealer for service Check regulator Be certain O pressure is 50 55 psi If not call dealer for service Remove from service and retur
11. ent No Lysol Brand 777 72 675 777 NJ 2 Disinfectant Spray EcoTru Spray 70791 1 034490 CA 001 CaviCide 46781 6 46781 MI 1 Microstat 2 Tablets 70369 1 69781 MN 01 Note Reference the disinfectant s label instructions for appropri ate application procedures and inactivation of specific organisms Care should be taken not to let disinfectant seep into flowmeter s sealed areas Barriers Barriers that are impervious to fluids are an acceptable alternative to chemical disinfection of environmental surfaces In some cases barriers may be the best way to prevent cross contamination of equipment surfaces that are difficult to clean or that may be harmed by disinfectants Choose barriers that are large enough to cover the area of concern impervious to fluids such as blood and sali va and do not impede the use of the device or equipment they cover Change barriers between each patient Ill PORTABLE SYSTEM PROCEDURES Flowmeter Mounting Hole E Yoke 1 of 2 Stand Post 2 Cylinder Portable System Assembly Identify the following components in the flowmeter package Flowmeter Rubber Goods Mounting Adaptor mounting cap mounting pin and mounting nut Portable Manifold with regulators and E yokes attached 1 Nitrous Oxide Hose blue and 1 Oxygen Hose Mobile Stand shipped disassembled and in three parts stand plug stand post and mobile base Attach stand post to mobile base by inserting the tapered end of th
12. gesia gas machine prior to receiving technical assistance or repair Override Air Valve Test Check moni 1 Flowmeter should be in the off position 2 Reservoir bag should be connected to the downspout of the bag tee 3 Corrugated tube should be connected to the outspout of the bag tee but not connected to patient gas delivery tubing 4 Draw air through the open end of the corrugated tube The override valve on the bag tee should open and allow air to enter the cor rugated tube Place your finger over the override valve and remove it to verify that air is entering the bag tee through the override valve If the override valve does not function as described do not use this analgesia gas machine prior to receiving technical assistance or repair This test is best performed when the reservoir bag is completely deflated 19 Vil RUBBER GOODS ATTACHMENT 1 Slide the opening of the reservoir bag over the outside of bag tee downspout 2 Attach the corrugated tube over the outside of bag tee outspout 3 Connect Y connector of scavenging circuit to the inside of the corrugated tube 4 Connect scavenging vacuum tube to vacuum source fas CORRUGATED TUBE RESERVOIR BAG gt Vill EMERGENCY OXYGEN EQUIPMENT Accutron flowmeters are equipped with a resuscitation connector which allows for the attachment of an oxygen demand valve See Accutron Catalog Emergency Oxyg
13. ints attached E Cylinder Wrench chain attached 10 Mount the flowmeter to the portable manifold a Remove the screw and washer from the top of the flowmeter mounting post located on the manifold b Slip the fixed loop located at the back of the flowmeter over the mounting post Reattach the washer and screw to the top of the mounting post Attach the hoses to the flowmeter a Run the nitrous oxide hose blue hose attached to blue regulator under the manifold and attach it to the nitrous oxide DISS fitting located on the back of the flowmeter b Runthe oxygen hose remaining open hose under the manifold and attach it to the oxygen DISS fitting located on the back fo the flowmeter Open the tank restraint straps located on the mobile stand base Connect the gas cylinders to the manifold s E yokes a Connect the nitrous oxide gas cylinders blue to the E yokes that lead to the blue regulator b Connect the oxygen gas cylinders to the remaining open E yokes Secure the tank restraint straps against the gas cylinders To adjust the portable unit s height a Loosen the black knob on the side of the manifold b Guide the stand post s adjustable rod to desired position c Retighten the black knob Note To avoid gas leaks make certain all hose attachments are securely tightened use two wrenches 11 PORTABLE SYSTEM PROCEDURES continued Changing Gas Tanks 2 Cylinder Unit 1 Monitor N2O and
14. n to dealer or Accutron Inc for service Do not use unit until repaired X WARRANTY ACCUTRON 2 YEAR FLOWMETER LIMITED WARRANTY IF AN ACCUTRON FLOWMETER NEEDS TO HAVE REPAIR WORK OR REPLACEMENT PARTS DURING THE 2 YEAR WARRANTY PERIOD DUE TO MANUFACTURING DEFECTS ACCUTRON WILL PROVIDE THE PARTS AND LABOR AT NO CHARGE THE FLOWMETER OWNER IS RESPONSIBLE ONLY FOR A 35 00 SHIPPING AND HANDLING FEE WHICH WILL BE ASSESSED EACH TIME A FLOWMETER IS RETURNED TO ACCUTRON FOR WARRANTY WORK WARRANTY TERMS Limited Warranty and Disclaimer Accutron Seller warrants that its product will be free from manufacturing defects subject to the terms conditions and limitation set forth hereinafter for a period of 2 years for flowmeters and 1 year for other equipment products Seller s de ande under this limited warranty are contingent on Buyer s full payment of the product purchase price Except as specifically set forth above Seller and its affiliates make no warranties expressed or implied and specifically disclaim any warranties of merchantability or fitness for a particular purpose The liability of Seller and its affiliates for any claims losses damages or expenses from any cause whatsoever including acts or omissions of third parties regardless of the form of the action whether in tort contract or otherwise shall not exceed the repair cost replacement cost or price of the product that directly gives rise to the claim S
15. porated into the product THIS WARRANTY IS GIVEN IN PLACE OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR OTHERWISE No statement or claim about the product by any ee agent representative or dealer of Accutron Inc shall constitute a warranty by Accutron Inc or give rise to any liability or obligation of Accutron Inc 22 WARRANTY AND RETURNED GOODS POLICY All warranty resolution issues and merchandize returns will be handled through the local authorized Accutron distributor Contact distributor where unit was pur chased XII REPAIR SERVICE POLICY All service issues will be handled through the local authorized Accutron distribu tor Contact distributor where unit was purchased Check Troubleshooting Guide on page 21 prior to contacting distributor XIII ASSISTANCE For Assistance contact your local dental distributor or call Accutron Customer Service at Toll free 800 531 2221 Local 623 780 2020 Fax 623 780 0444 Hours of operation 7 00 AM 4 30 PM MST Service ship to address Accutron Inc 1733 W Parkside Lane Phoenix AZ 85027 Visit our website www accutron inc com XIV OWNERSHIP INFORMATION Dr Name Street Address City State Zip Accutron Flowmeter Unit Model Ultra DC Flowmeter Serial Number 23 aCCUTRON 1733 W Parkside Lane Phoenix Arizona 85027 Toll free 800 531 2221
16. s cylinders as needed Note When changing tanks always replace the regulator s washer seal located at the cylinder valve regulator interface 12 IV CENTRAL SYSTEM PROCEDURES Central System Assembly Flowmeter amp Flowmeter Installation Mounting Conventional Flowmeter Mounting Identify the following components in the flowmeter package Flowmeter Rubber Goods Mounting Adaptor mounting cap mounting pin and mounting nut Mount wall arm or mobile stand Note Ouick connect gas hoses are to be purchased separately When using a wall arm mount the mounting adaptor can be configured to accommodate either a bottom mount or top mount flowmeter installation 1 the adaptor and flowmeter are attached to the wall arm or 2 only the adaptor is attached to the wall arm The flowmeter top mount is slipped over the adaptor on the wall arm 13 CENTRAL SYSTEM PROCEDURES continuep Follow the appropriate instructions by identifying flowmeter mount type wall arm cabinet mount or mobile stand If mount type is wall arm determine desired flowmeter attachment method bottom or top mount WALL ARM MOUNT BOTTOM MOUNT 1 Attach wall arm to wall or cabinet 2 Locate the mounting adaptor and remove the mounting cap by unscrewing the cap from the mounting pin Screw smaller end of mounting pin into threaded hole located on the bottom of the flowmeter pin will protrude from bottom of flowmeter 3 Pl
17. scitation Connector Connection for emergency equipment II FLOWMETER GENERAL INSTRUCTIONS 1 WARRANTY Unpack the flowmeter and inspect to make certain that the unit has not been dam aged during shipment The unit s serial number is located on back of the flowmeter Record the serial number in the area provided at the back of this booklet Always reference the serial number when corresponding with Accutron Complete the warranty card supplied at the end of this manual and mail to Accutron Completion of this step ensures proper flowmeter warranty coverage All Accutron flowmeters carry a one year limited warranty see Warranty on pg 22 for details 2 FLOWMETER MOUNTING OPTIONS For installation see System Assembly sections PORTABLE SYSTEM Portable Cylinder Stand Mount This type of mount creates a self contained portable N2O O system The stand comes with regulators and mounting imple ments for attaching two or four smaller E size gas cylinders CENTRAL SYSTEM Mobile Stand Mount This mount allows the flowmeter to be easily moved from room to room and used wherever a source of oxygen and nitrous oxide is available Wall Mount This type of mount consists of a wall bracket and an adjustable arm There are three wall arm models available from Accutron They are 9 Single Flex 16 Double Flex Telescoping Wall Arm 8 1 2 to 14 Cabinet Mount This type of mount consists of a
18. snug friction fit in the stand post 5 Attach the oxygen and nitrous oxide hoses to the back of the flowmeter and con nect to gas supply wall outlets 15 V DIRECTIONS FOR USE Read instructions completely before operating flowmeter device Note The steps listed below provide a basic functional description of the flowmeter usage A training course that emphasizes a practical hands on approach combined with instructions on safe techniques for administra tion of nitrous oxide oxygen conscious sedation is recommended before use of this flowmeter Reference flowmeter diagram on page 4 to locate the appropriate control knobs Minimum Oxygen Flow The flowmeter is preset to deliver a minimum of 3 liters of oxygen at 50 55 P S I Maximum Nitrous Oxide Flow The flowmeter is preset to deliver a maximum of 7 liters of nitrous oxide at 50 55 P S I 1 Turn on unit and open valves on top of both the N2O and in use tanks 2 Using O Knob set O flow rate to desired delivery level 3 Using N2O Knob set N2O flow rate to desired delivery level 4 When the procedure is nearing completion and the patient is placed on only gradually turn the Knob clockwise to the off position Turn the Oy Knob coun terclockwise to increase O flow 5 When the procedure is complete gradually turn the O Knob in a clockwise direc tion until the unit is off 6 At the end of each day turn off gas supply at the t
19. t aree a 17 Rubber Goods Attachment rors coris Irt RR RR RES 20 Emergency Oxygen Eguipnentoos ie 6s vtero rer b IRE Peres 20 Troubleshooting Guide seed dud Ddu Yw FD i BF DG CEG T E 21 Warranty au Gib y O RAE 22 Warranty amp Returned Goods Policy certe Rn YRRWR inst 23 Repair Service POWCY dun ani Dd RUT Gene 23 ASSISA NCE ia i Sa diw BO cR RAN pae ER PORE RUD 23 Ownership Information us iu aw orien ca sede Ay REESE 23 2008 Accutron Inc Part No 25100 Rev 03 I MECHANICAL FEATURES OF THE ULTRA DC CCUTRON On back of unit DISS Inlet Fittings O Resuscitation Connector dado Y up TTA gt 1 biw gt Ever ready Oxygen Flush O Knob Fail safe System Offers assurance that 2 ceases if the O supply is interrupted or pressure is reduced Emergency Air Valve Automatically provides patient with ambient air if gas flow is interrupted Directional Check Valve Prevents re breathing of exhaled gases and protects against build up 2 amp Knobs Separate control knobs for establishing N20 and O5 settings Ever ready Oxygen Flush Provides one touch boost and continuous delivery of at greater than 20 lpm Operates if flowmeter is on or off DISS Inlet Fittings Gas connections conform to industry standards Oxygen Resu
20. wall arm should be between 9 16 14 5 mm and 1 25 4 mm CABINET MOUNT TOP MOUNT 1 Attach the Undermount Slide to the inside top of the cabinet attach Sidemount Slide to the interior side wall of the cabinet 2 Slip the fixed loop located on back of the flowmeter unit over the bracket s mounting post With this method of attachment the flowmeter is easily detached and can be transferered from one treatment room to another Note Flowmeter should swivel from side to side to accommodate desired viewing position 3 Attach the oxygen and nitrous oxide hoses to the back of the flowmeter and con nect to gas supply wall outlets MOBILE STAND MOUNT Mobile stand is shipped disassembled and in three parts stand plug stand post and mobile base 1 Attach stand post to mobile base by inserting the tapered end of the stand post into the mobile base The stand post will have a snug friction fit in the mobile base 2 Locate the mounting adaptor and remove the mounting cap by unscrewing the cap from the mounting pin Screw the smaller end of the mounting pin into the threaded hole located on the bottom of the flowmeter pin will protrude from bottom of flowmeter 3 Attach flowmeter to stand plug by screwing the mounting pin protruding from bottom of flowmeter into the stand plug 4 Attach the flowmeter unit to the open end of the stand post by inserting the stand plug into the stand post The stand plug will have a
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