Datex-Ohmeda D-Tec Operation And Maintenance Manual

Datex-ohmeda d-tec vaporizer operation and maintenance manual
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D-Tec Vaporizer
Operation and Maintenance Manual

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Summary of Contents for Datex-Ohmeda D-Tec

  • Page 1 D-Tec Vaporizer Operation and Maintenance Manual...
  • Page 2 Datex-Ohmeda Field Service Support Center. This Product or any of its parts should not be repaired other than in accordance with written instructions provided by Datex-Ohmeda and by Datex-Ohmeda trained personnel.
  • Page 3 D-Tec Vaporizer...
  • Page 4: Table Of Contents

    Changing The Battery ............. 17 D-Tec Vaporizer Contents 1 O &...
  • Page 5 Fig. 23 Vaporizer Schematic ............. . 21 Page 2 D-Tec Vaporizer August 2001...
  • Page 6: Introduction

    Requests for servicing facilities, advice or assistance must be addressed either to a local Datex-Ohmeda Office or to an Datex-Ohmeda Authorized Distributor. Additional copies of this manual, quoting Datex-Ohmeda D-Tec Vaporizer O & M Manual Part No. 1107-0622-000, can be requested from a local Datex-Ohmeda Field Operations Unit or from an Datex-Ohmeda Authorized Distributor.
  • Page 7: Symbols

    Description General The D-Tec Vaporizer is designed to add Suprane™ (desflurane) inhalant anesthetic vapor to the medical gases supplied to a patient. The vaporizer must only be mounted on a Dräger compatible anesthesia machine which is equipped with an interlocking type manifold. The vaporizer must be supplied with dry medical gas and it must be connected to a suitable electrical mains supply.
  • Page 8 Warning: The performance of the anesthetic machine and vaporizer may be degraded if the machine and vaporizer are mismatched. Warning: Do not install a D-Tec vaporizer in the right hand position of a Narkomed 6000 as this will result in an incorrect fit and may cause leaks in the fresh gas delivery system.
  • Page 9: Component Information

    2.2.1 Power Supply Unit The D-Tec Vaporizer uses a 100 to 120V a.c. 50/60 Hz electrical supply model. A label on the rear panel of the vaporizer states the voltage requirement for each model. The integral power supply unit consists of a transformer and an a.c. to d.c. converter which provides the 12V d.c.
  • Page 10: Equi-Potential Stud

    If the vaporizer is tilted for 10-15 seconds while it is in operational mode and delivering vapor, vapor delivery will be stopped, as indicated by the flashing No Output light and auditory alarm. D-Tec Vaporizer Page 5 O & M Manual Part No. 1107-0622-000...
  • Page 11: Controls And Indicators

    WARM-UP that an additional 240 ml of agent can be AMBER added. 240 ml ALARM BATTERY LOW REFILL MARK 60 ml NOMINAL Fig. 4 Front Display Panel Page 6 D-Tec Vaporizer August 2001 O & M Manual Part No. 1107-0622-000...
  • Page 12: Operational

    Note: The agent level display is calibrated to be most accurate when the vaporizer is in a perfectly level position. Deviations from a level position affect the accuracy of the agent level display and may activate the LOW AGENT level alarm. D-Tec Vaporizer Page 7 O & M Manual Part No. 1107-0622-000...
  • Page 13: Low Agent Level

    NO OUTPUT alarm in the event of a subsequent mains failure condition. There is no auditory alarm in the ALARM BATTERY LOW condition. Fig. 9 Alarm Battery Low Page 8 D-Tec Vaporizer August 2001 O & M Manual Part No. 1107-0622-000...
  • Page 14: Vaporizer Preparation

    Warning: The battery terminals must be firmly clipped onto the battery to help prevent a possible disconnection when the vaporizer is moved. Warning: Only a Datex-Ohmeda mains lead must be used to connect the vaporizer to the electrical supply. Warning: When routing the mains lead to the electrical supply, ensure that it does not interfere with the correct functioning of other equipment.
  • Page 15: Vaporizer Installation

    Remove the mains lead retaining plate illustrated on Fig. 11 and fit the Datex-Ohmeda mains lead firmly into the socket of the vaporizer. Feed the mains lead into the mains lead channel and then clip the mains lead retaining plate back into the base.
  • Page 16: Operating Instructions

    Fitting the equi-potential lead e.g. for intracardiac • Fit one end of the lead to the equi-potential stud on the D-Tec. • Route and connect the other end of the lead to a central ground stud, as described in the relevant anesthesia machine Operation and Maintenance Manual.
  • Page 17: Preoperative Checkout

    When the alarm and light are activated, turn the dial to the q setting, reconnect the mains lead and check that the alarm and display test is activated. When the green OPERATIONAL light illuminates, continue operation. Page 12 D-Tec Vaporizer August 2001 O & M Manual Part No. 1107-0622-000...
  • Page 18: Turning The Dial To The Required Setting

    Warning: High % dial settings combined with low gas flows may lead to hypoxic mixtures within the breathing circuit. Datex-Ohmeda strongly recommends the use of oxygen monitoring. Warning: The dial release must be operated to turn the dial from the q q q q q setting and also to increase the dial setting to above 12%.
  • Page 19: Filling The Vaporizer

    The D-Tec Vaporizer must only be filled when it is in an upright position. The vaporizer sump can be filled when the vaporizer is in its WARM-UP cycle, or at any time the vaporizer is in use. If the vaporizer is in its OPERATIONAL condition, the time taken for the agent to flow into the vaporizer may be increased.
  • Page 20: Fig. 19 Turning The Vaporizer Dial

    10. To avoid dropping the bottle, support the bottle as it is automatically unlocked from the filler port and released from the filler. 11. The valve on the bottle automatically closes to help avoid loss of agent. D-Tec Vaporizer Page 15 O & M Manual Part No. 1107-0622-000...
  • Page 21: Maintenance

    Maintenance All D-Tec Vaporizers require a full service at the recommended service interval. The vaporizer must be serviced at a Datex-Ohmeda Authorized Service Center. Refer to Section 11.0 Servicing Policy. Cleaning Warning: Do not put any substance other than Suprane™ (desflurane) into the vaporizer sump.
  • Page 22: Spare Parts

    Description Part No. Mains Lead, North America - Long* 1107-3189-000 Mains Lead, North America - Short 1107-3190-000 Battery 1373256 * All units ship with a long cord D-Tec Vaporizer Page 17 O & M Manual Part No. 1107-0622-000 August 2001...
  • Page 23: Principle Of Operation (Fig. 19)

    The dial and rotary valve (1) indicated in Fig. 19, regulate the volume of vapor being delivered to the fresh gas mixture. The fresh gas mixes with the vapor just prior to the gas/agent outlet in the proportions consistent with the selected dial setting. Page 18 D-Tec Vaporizer August 2001 O & M Manual Part No. 1107-0622-000...
  • Page 24: Fig. 6 Operational

    PRESSURE REGULATING VALVE FRONT DISPLAY PANEL SHUT-OFF VALVE TILT SWITCH SUMP ASSEMBLY SOLENOID IN THE INTERLOCK BLOCK AGENT HEATER IN THE VALVE PLATE Fig. 19 Vaporizer Schematic D-Tec Vaporizer Page 19 O & M Manual Part No. 1107-0622-000 August 2001...
  • Page 25: Fault Diagnosis

    The following table details the alarm condition and the actions which must be performed to correct the alarm condition and the possible fault. If the vaporizer fails to function correctly after the appropriate action has been taken to rectify the fault, send the vaporizer to a Datex-Ohmeda Authorized Service Center for repair. Vaporizer Status Action...
  • Page 26: Fig. 23 Vaporizer Schematic

    If the amber WARM-UP light attempt to use the does not extinguish within vaporizer. ten minutes after the vaporizer is connected to an electrical supply, there may be an internal malfunction. D-Tec Vaporizer Page 21 O & M Manual Part No. 1107-0622-000 August 2001...
  • Page 27: Specification

    Warning: The D-Tec Vaporizer can only be calibrated at a Datex-Ohmeda Authorized Service Center. The D-Tec Vaporizer is calibrated at 760 mm Hg and at a nominal 21°C for the following concentrations (v/v %): 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 16 and 18, using O as the carrier gas flowing at 5 liters/minute.
  • Page 28: Classification

    4 3/8 inches Height: 235 mm 9 1/4 inches Flow Characteristics The graph shows the nominal output of the D-Tec Vaporizer at 760 mm Hg. Effect Of Flowrate At 21°C. FLOW (LITERS/MINUTE O D-Tec Vaporizer Page 23 O & M Manual Part No. 1107-0622-000...
  • Page 29: Effects Of Output At Varied Altitudes

    Required Dial Setting Normal Dial Setting % v/v x ambient pressure (mm Hg) The table below shows the dial setting on a D-Tec Vaporizer at altitudes of 1000 m and 2000 m respectively above sea level: Normal Dial Required Dial Setting %...
  • Page 30: 10.0 Warranty

    Ohmeda or Datex-Ohmeda’s Authorized Dealers as new merchandise. Datex-Ohmeda warrants that at the time of delivery the D-Tec Vaporizer is warranted against any defects in workmanship and materials and will conform to the description of the Product contained in the...
  • Page 31: 11.0 Servicing Policy

    11.0 Servicing Policy Warning: Only Technicians/Engineers trained and certificated by Datex-Ohmeda to repair and/or service the Datex-Ohmeda D-Tec Vaporizer should attempt to repair and/or service it and it must be repaired and/or serviced in accordance with written instructions provided by Datex-Ohmeda.
  • Page 32: Index

    Current Input 22 Oxygen 13 Monitors Description 5 Description Mute Button 6, 11 General 3 Dial Description 6 Operation 13 Dial Release Operation 13 Drain Plug Description 4 D-Tec Vaporizer Page 27 O & M Manual Part No. 1107-0622-000 August 2001...
  • Page 33 Index Schematic 19 No Output 8, 20 Service Center 20 Servicing O & M Manual Policy 26 Of Anaesthesia Machine 12 Repairs 26 Operating Instructions 11 Warranty information 26 Filling The Vaporizer 14 Spare Parts 17 Preoperative Checkout 12 Specification 22 Turning The Dial 13 Calibration 22 Operational 7...
  • Page 34 Fax 33 (0) 4 78 43 26 58 Datex-Ohmeda, Inc. PO Box 7550 Madison WI 53707-7550 1107 0622 000 Tel 1 608 221 1551 08 01 D 1 21 03 Fax 1 608 222 9147 Printed in USA www.datex-ohmeda.com ©Datex-Ohmeda, Inc. All rights reserved...

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