MELAG MELAdem 56 Operating Manual
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MELAG MELAdem 56 Operating Manual

Reverse osmosis unit
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Operating Manual
®
MELAdem
56
Reverse osmosis unit
EN
Dear doctor,
We thank you for your confidence demonstrated by the purchase of this MELAG product.
As an owner-run and operated family concern founded in 1951, we have a long history of successful specialization in
hygiene products for practice-based use. Our focus on innovation, quality and the highest standards of operational
reliability has established MELAG as the world's leading manufacturer in the instrument treatment and hygiene field.
You, our customer are justified in your demand for the best products, quality and reliability. Providing
"competence in
hygiene" and
"Quality – made in
Germany", we guarantee that these demands will be met. Our certified quality
management system is subject to close monitoring: one instrument to this end is our annual multi-day audit conducted in
accordance with ISO 13485. This guarantees that all MELAG products are manufactured and tested in accordance with
strict quality criteria.
The MELAG management and team.

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Summary of Contents for MELAG MELAdem 56

  • Page 1 Germany”, we guarantee that these demands will be met. Our certified quality management system is subject to close monitoring: one instrument to this end is our annual multi-day audit conducted in accordance with ISO 13485. This guarantees that all MELAG products are manufactured and tested in accordance with strict quality criteria.

  • Page 2: Scope Of Delivery

    Please store this operating manual carefully and in close proximity to the device. It represents a component of the product. User group This operating manual is addressed to doctors, their assistants and service departments. Validity This operating manual applies to the reverse osmosis unit MELAdem 56. About this manual Symbols used Symbol Explanation Draws your attention to a situation, which if not avoided, can result in damage to the instruments, the practice fittings or the device.

  • Page 3: Table Of Contents

    Contents Contents Scope of delivery ................................ii Spare parts ..................................ii Chapter 1 – Device description ....................... 5 Intended Use ................................... 5 Mode of functioning ................................. 5 Structure of the reverse osmosis unit ..........................6 Chapter 2 – Installation ........................8 Requirements of the installation location .........................
  • Page 4 Chapter 1 – Device description Safety Instructions When operating the reverse osmosis unit, please observe the following safety instructions as well as those contained in subsequent chapters. Maintenance  Use only original replacement parts for maintenance. Leaks  Close the water intake upon detecting a leak. Check all hoses and hose connections for leaks.

  • Page 5: Chapter 1 - Device Description

    Chapter 1 – Device description Chapter 1 – Device description Intended Use The reverse osmosis unit is used to produce de-mineralized water and functions according to the reverse osmosis principle. This process presses water through a semi-permeable RO membrane (osmosis module) where the salt content of the cold water is reduced by some 95 %.

  • Page 6: Structure Of The Reverse Osmosis Unit

    Chapter 1 – Device description Structure of the reverse osmosis unit Fig. 1: Reverse osmosis unit MELAdem 56 with pressure tank Item Designation Explanation Controls the current flow to the pump. Prevents e.g. a too high Pressure switch pressure increase in the pressure tank.
  • Page 7 Chapter 1 – Device description reverse osmosis unit. Pre-filter The pre-filter filter holds back all particulate material, rust and other soiling. Pump Generates the necessary water pressure. Power supply Supplies the pump with current. Power connector Supplies the power supply with current. PLEASE NOTE The corresponding connections are located at the underside of the Cliniclave 45/Cliniclave 45 D.

  • Page 8: Chapter 2 - Installation

    (Fig. 2, pos. 8, 9 and 10). Secure the MELAdem 56 to the screws at the spacers on the rear panel of the floor unit. Connect the waste water line (0.7 m) and the cold water line with the corresponding connections on the MELAdem 56 (Fig.
  • Page 9 56 in the Cliniclave 45 floor unit Steam sterilizer floor unit, here Cliniclave 45 Power connector Feed water line Shut-off valve Pump Pressure tank of the MELAdem 56 Osmosis module Feed water connection Waste water connection 10. Cold water connection DANGER When the steam sterilizer is switched on, a voltage of 230 V is found on the power connection from the reverse osmosis unit to the Cliniclave 45/Cliniclave 45 D.

  • Page 10: Chapter 3 - Commissioning

    Mount the cover of the osmosis module. The water treatment unit now works fully-automatically. Checking the operational readiness Operating pressure Perform a daily check of the pressure on the pressure tank manometer before first program start. Fig. 3: Lateral view of the MELAdem 56 pressure tank...
  • Page 11 Chapter 3 – Commissioning Pressure in the Meaning Measure pressure tank (blue indicator) 3-4 bar Recommended operating pressure; in ---- general the pressure tank is still sufficiently full from the previous day. < 2.5 bar Little feed water in the pressure tank Leave the steam sterilizer switched on so that the reverse osmosis unit can operate.

  • Page 12: Chapter 4 - Maintenance

    Interval/time Check/cleaning Daily Measure the permeate conductivity with a conductivity sensor or with a MELAG steam sterilizer, via the integrated test program "conductivity measurement". Check the pressure in the pressure tank via the inbuilt manometer. 12 months Check hoses and screw connections for leaks, crushing or kinks.

  • Page 13: Replacing The Activated Carbon Filter

    Chapter 4 – Maintenance Switch on the steam sterilizer and open the pressure tank shut-off valve. Check whether all the parts are secure and that the reverse osmosis unit is free from leaks. Replacing the activated carbon filter Replace the cartridge of the activated carbon filter once a year or when replacing the fine filter. Switch off the steam sterilizer and close the pressure tank shut-off valve.

  • Page 14: Replacing The Mixed-Bed Resin Cartridge

    Chapter 4 – Maintenance Replacing the mixed-bed resin cartridge If the mixed-bed resin quality is exhausted (poor permeate quality), replace the mixed-bed resin cartridge. Check the permeate conductivity after every replacement of the mixed-bed resin cartridge. Switch off the steam sterilizer and close the pressure tank shut-off valve.

  • Page 15: Cleaning The Filter Insert In The Dirt Filter

    Replace the fine filter, activated carbon filter and mixed-bed resin cartridge, empty the pressure tank and rinse the reverse osmosis unit and pressure tank before recommissioning. after 2 months Disinfect the reverse osmosis unit. Please contact the MELAG customer service or service of the specialist trade.

  • Page 16: Technical Data

    Technical Data Technical Data Model name MELAdem 56 Dimensions (HxWxD) 44.4 x 50 x 17.3 cm Dimensions pressure tank (HxØ) c. 44 x 30.5 cm Total weight (with filters and c. 18 kg pressure tank) Volume (pressure tank) c. 13 litres Permeate production max.
  • Page 18 MELAG Medizintechnik oHG Geneststraße 6-10 10829 Berlin Germany E-Mail: info@melag.de Web: www.melag.com Responsible for content: Technical Office Subject to technical alterations...

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