Maquet HU 35 User Manual
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Maquet HU 35 User Manual

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User's Manual
Heater Unit HU 35
HU 35, User's Manual
English version
2.00
1

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Summary of Contents for Maquet HU 35

  • Page 1 User’s Manual Heater Unit HU 35 HU 35, User's Manual English version 2.00...
  • Page 2 HU 35, User's Manual English version 2.00...

  • Page 3: Table Of Contents

    5 Instructions for Use..............19 6 Cleaning and Disinfection............25 7 Maintenance and Safety Checks ..........27 8 Troubleshooting ..............31 9 Technical Data and Accessories ..........33 10 Warranty and Liability Limitations ........39 HU 35, User's Manual English version 2.00...
  • Page 4 HU 35, User's Manual English version 2.00...

  • Page 5: Brief Instructions

    “Performance Test” key once daily. 11. Second priority acoustic alarms can be disabled by pressing the “Alarm Off” key. 12. First priority alarms can be disabled by switching the unit off. HU 35, User's Manual English version 2.00...
  • Page 6 These brief instructions do not free the user from his obligation to observe the User’s Manual and instructions for use for the respective oxygenator! HU 35, User's Manual English version 2.00...

  • Page 7: Safety Instructions

    Observe the ambient temperature range (10 - 30° C) and the storage temperature range (10 - 40° C). • Only operate the unit with the MAQUET PLS oxygenator or other oxygenators and their respective original accessories as part of extracorporeal circuits.
  • Page 8 2. Safety Instructions ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................HU 35, User's Manual English version 2.00...

  • Page 9: General Description

    3. General Description Figures..................8 Product Description..............10 Intended Purpose / Indications ..........10 Side Effects / Contraindications ..........10 HU 35, User's Manual English version 2.00...
  • Page 10 14 A. Threaded holes (fastening screws on housing) for tubing holder B. Threaded holes for clamp mounting (accessories) 15 Water level display: min. water level 16 Fault display lamp 17 Water level display: max. water level HU 35, User's Manual English version 2.00...
  • Page 11 3. General Description Figure 2: Rear Water outflow point with screw cap Clamp mounting (accessories) Line fuses (2 x T 3.15 A) Connector plug for power cord HU 35, User's Manual English version 2.00...
  • Page 12 Intended Purpose / Indications The Heater Unit HU 35 acts as a heat supply in order to maintain the patient’s body temperature via a MAQUET PLS oxygenator or other oxygenators as part of extracorporeal circuits.

  • Page 13: Putting Into Operation

    4. Putting into Operation Setting up the Unit ..............12 Language..................13 Water Level................. 14 Oxygenator................. 15 Putting into Operation ............... 16 HU 35, User's Manual English version 2.00...
  • Page 14 4. Putting into Operation Setting up the Unit a) Table top unit The Heater Unit HU 35 hyperthermia system unit is designed for use on table tops, i.e., it can be placed on all types of flat, horizontal, hard and load-bearing surfaces. For safety reasons, the unit must not be operated on the floor.
  • Page 15 2.) Pressing the “Increase Setpoint” key (Fig. 1 point 6) serves to display and activate the languages in the following order: German, English, French, Spanish, Italian, German etc.. 3.) The selection option automatically ends 10 seconds after the last entry. HU 35, User's Manual English version 2.00...
  • Page 16 If, when filling, water flows over the unit, this must be dried thoroughly. The unit must not be used again until it is completely dry. c) Changing the water The water must be changed every two weeks (see also Chapter 7 “Maintenance and Safety Checks”) HU 35, User's Manual English version 2.00...
  • Page 17 This can be remedied by applying a thin film of silicone grease, Vaseline or similar to the sealing ring. The unit must only be operated with the MAQUET PLS oxygenator or other oxygenators as part of extracorporeal circuits.
  • Page 18 If the set value is greater than 38° C, an acoustic alarm sounds and the following messages are displayed “SET VALUE >38° C”, “ENABLE KEY - >”. The temperature control mode is started by pressing the enable key “>38° C” (Fig. 1 point 7). HU 35, User's Manual English version 2.00...
  • Page 19 The unit can be used again after a cooling down period. When used with an oxygenator, the patient’s body temperature should be monitored. HU 35, User's Manual English version 2.00...
  • Page 20 4. Putting into Operation ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................HU 35, User's Manual English version 2.00...

  • Page 21: Instructions For Use

    5. Instruction for Use Setting the Temperature............20 Heat Dissipation................. 20 Performance and Safety Checks ..........21 Alarm Signals................22 HU 35, User's Manual English version 2.00...

  • Page 22: Setting The Temperature

    In terms of physics, potential heat dissipation is directly proportional to the difference between the temperature of the blood and the temperature of the water in the oxygenator. HU 35, User's Manual English version 2.00...

  • Page 23: Performance And Safety Checks

    Performance and Safety Checks Visual Inspection prior to Use Prior to using the Heater Unit HU 35, the unit, tubes and oxygenator are to be inspected for damage (see also Chapter 2). Furthermore, the water level must be checked each time before using the unit.

  • Page 24: Alarm Signals

    This is not notification of a fault. When the tubes and oxygenator are connected, temperature differences in excess of 1° C are not permitted for any length of time. In such cases, the unit must be checked. HU 35, User's Manual English version 2.00...
  • Page 25 If, after an extended period of time (1 – 2 hours), the alarm signal recurs on switching on the unit, the unit must be checked by the customer service organization. HU 35, User's Manual English version 2.00...
  • Page 26 10 minutes without the power supply. The alarm can only be disabled by switching off the unit using the power switch. The alarm goes off automatically once the power supply is restored. HU 35, User's Manual English version 2.00...

  • Page 27: Cleaning And Disinfection

    6. Cleaning and Disinfection Surface of the Unit ..............26 Water Tank ................. 26 Disposal..................26 HU 35, User's Manual English version 2.00...
  • Page 28 German Recycling and Disposal Act and the German Electrical and Electronic Equipment Act § 2, Para. 1, Fig. 8, this unit MUST either be disposed of at a municipal collection point or returned to the manufacturer. HU 35, User's Manual English version 2.00...

  • Page 29: Maintenance And Safety Checks

    7. Maintenance and Safety Checks Maintenance ................28 Safety Checks ................29 HU 35, User's Manual English version 2.00...
  • Page 30 7. Maintenance and Safety Checks Maintenance In order to guarantee maximum operational safety and longevity of the unit, we recommend concluding a maintenance agreement with MAQUET Cardiopulmonary AG. The water in the water tank must be replaced and the unit, including the tubes,...
  • Page 31 Safety checks (SC) must be carried out every 12 months. The operator is responsible for ensuring that the SC is performed correctly. The SC may only be performed by MAQUET Cardiopulmonary AG or an authorized person. The safety checks comprise the following points as a minimum: Inspection of the unit and the applied part for external damage, wear, ageing and legibility of the displays and labels.
  • Page 32 7. Maintenance and Safety Checks ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................HU 35, User's Manual English version 2.00...

  • Page 33: Troubleshooting

    1. Refill with water “WATER LEVEL!?” Can be 2. Unit is not positioned 2. Position the unit acknowledged with the horizontally horizontally “Alarm Off” key for 10 3. Sensor error 3. Customer service minutes. organization* HU 35, User's Manual English version 2.00...
  • Page 34 2. Check that the power plug 4. Unit is defective is properly inserted into the unit and socket 3. Customer service organization* 4. Customer service organization * Switch off the unit immediately Opening the unit voids the guarantee! HU 35, User's Manual English version 2.00...

  • Page 35: Technical Data And Accessories

    9. Technical Data and Accessories Technical Data................34 Accessories................35 Guidance and manufacturer’s declaration – electromagnetic emissions ............36 HU 35, User's Manual English version 2.00...
  • Page 36 9. Technical Data and Accessories Technical Data Heater Unit HU 35 Article No. (REF): 1033557 Rated voltage: 230 VAC, 50 Hz Power consumption: 530 W Current consumption: 2.3 A Measuring range: approx. 7 - 50° C Measurement error 1: < + 0.1° C (display – water temperature) Measurement error 2: <...
  • Page 37 9. Technical Data and Accessories Accessories Obligatory: The oxygenators to be used are listed in the brochures and price lists. Only original MAQUET PLS oxygenators or other original oxygenators may be used. HU35 water tube (approx. 1.5 m or 3 m) Double Hansen connectors...
  • Page 38 70% UT (60% dip in UT) for 25 cycles cycles <5% UT (>95% dip in UT) for <5% UT (>95% dip in UT) for 5 seconds 5 seconds Power frequency (50Hz) 3 A/m 3 A/m magnetic field IEC 61000-4-8 HU 35, User's Manual English version 2.00...
  • Page 39 0.01 0.12 m 0.12 m 0.24 m 0.37 m 0.37 m 0.74 m 1.17 m 1.17 m 2.34 m 3.69 m 3.69 m 7.38 m 11.67 m 11.67 m 23.34 m HU 35, User's Manual English version 2.00...
  • Page 40 9. Technical Data and Accessories ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................HU 35, User's Manual English version 2.00...

  • Page 41: Warranty And Liability Limitations

    MAQUET Cardiopulmonary AG or its representative. This warranty in no way limits, but applies in addition to, the regulations governing liability on the part of the seller as well as German product liability law.
  • Page 42 10. Warranty and Liability Limitations ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................HU 35, User's Manual English version 2.00...
  • Page 43 HU 35, User's Manual English version 2.00...
  • Page 44 ARJO for patient hygiene, patient handling and wound care, GETINGE for infection control Please visit our website and prevention within healthcare and life science and MAQUET www.maquet.com for Surgical Workplaces, Cardiopulmonary and Critical Care.

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