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Operating instructions
Washer-disinfector
G 7825/G 7826
To avoid the risk of accidents or damage to the
en - CA
machine, it is essential to read these instructions
before it is installed and used for the first time.
M.-Nr. 10 318 390

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   Summary of Contents for Miele G 7825

  • Page 1

    Operating instructions Washer-disinfector G 7825/G 7826 To avoid the risk of accidents or damage to the en - CA machine, it is essential to read these instructions before it is installed and used for the first time. M.-Nr. 10 318 390...

  • Page 3: Table Of Contents

    Contents Intended use ........................ 5 User profiles .......................... 6 Guide to the machine ...................... 7 Overview..........................7 Unclean (infeed) side ...................... 7 Unclean (infeed) side ...................... 8 Clean (outfeed) side (G 7826 only) ...................  9 Controls ..........................  10 Warning and Safety Instructions.................. 12 Symbols on the machine.....................

  • Page 4

    Contents Process documentation.................... 48 Maintenance ........................ 49 Service..........................49 Performance qualification....................50 Routine checks........................50 Cleaning the filters....................... 51 Cleaning the fine filter.....................  51 Cleaning the surface filter.................... 51 Cleaning the filter in front of the circulation pumps ............ 52 Cleaning the spray arms...................... 53 Cleaning the control panel ....................

  • Page 5: Intended Use

    Intended use This Miele washer-disinfector is designed to clean, rinse, disinfect and dry re-usable medical devices, laboratory equipment and accessories from these areas. Always comply with the manufacturer's instructions for the particular medical devices (EN ISO 17664; CAN/ CSA-Z17664) as well as for the laboratory equipment.

  • Page 6: User Profiles

    Intended use The cleaning result must ensure that the load can be disinfected correctly, that no residues are left behind, that subsequent sterilization can be carried out and that the instruments can be used again safely. Re-usable medical devices are best reprocessed using the DES-VAR- TD process, or where applicable, the OXIVARIO process.

  • Page 7: Guide To The Machine

    Guide to the machine Overview Unclean (infeed) side Drying unit (optional) Handle "Profitronic" electronic control system (also see Programming manual) Controls Master switch with "Emergency cut off" button Drop-down door (closed) Service panel...

  • Page 8

    Guide to the machine Unclean (infeed) side Filter combination Drop-down door (open) Containers for dispensing systems DOS 1 / DOS 3, and optional DOS 2 / DOS 4...

  • Page 9: Clean (outfeed) Side (g 7826 Only)

    Guide to the machine Clean (outfeed) side (G 7826 only) Handle Door release Drop-down door (closed) Printer (optional) G 7825: on the unclean side Service panel...

  • Page 10: Controls

    Guide to the machine Controls Display with screen saver; i.e. the background lighting switches itself off automatically after approx. 15 minutes; press any button to switch the display lighting back on During operation, any error messages occurring will be shown in the display.

  • Page 11

    Guide to the machine Plus button  – Program selection for program slots 24 and above – Scrolls forward page by page in menus – Used to enter letters and numerals – Used to change defaults, e.g. service parameters Door switch  Start button ...

  • Page 12: Warning And Safety Instructions

    Manufacturer's cleaning and maintenance instructions for instruments and laboratory equipment must also be observed. Miele cannot be held liable for damage caused by improper or incorrect use or operation of the machine.  This washer-disinfector is intended for indoor use only.

  • Page 13

    Warning and Safety Instructions  Always exercise caution when handling the process chemicals for this machine. These products may contain irritant, corrosive or toxic ingredients. Always comply with safety requirements and the manufacturer's safety instructions (see safety data sheets)! Use protective eyewear and gloves! ...

  • Page 14

    Chemical disinfection processes of this type are not suitable for the reprocessing of medical devices.  Under certain circumstances processing chemicals can cause damage to the washer-disinfector. Always follow the recommendations of the processing chemical manufacturers. In case of damage or doubt about compatibility, please consult with Miele.

  • Page 15

    For critical applications, where very stringent reprocessing requirements have to be met, it is strongly recommended that all process-related factors (processing chemicals, water quality, etc.) are discussed in advance with Miele.  For applications that demand especially stringent cleaning and rinsing results, the operator must ensure that quality control occurs on a regular basis to meet the standards involved.

  • Page 16: Symbols On The Machine

    Using accessories  Only Miele accessories should be connected to this machine for the appropriate application. Consult Miele for details on the type of equipment to use.  Only use Miele wash carts, baskets and inserts with this washer- disinfector.

  • Page 17

    Then make appropriate arrangements for its safe disposal. For equipment with a tank system, be sure to drain the water from the tank before disposal. Miele will not be held liable for damage caused by failure to comply with these Warning and Safety Instructions.

  • Page 18: Automatic Program Recognition (option)

    Bit 6 set to I. Wash carts without side coupling must be coded with magnetic strips that do not contain Bit 6. The magnetic strips in G 7824 / G 7825 / G 7826 washer disinfectors must contain grey magnets.

  • Page 19: Application Technology

    Protein test Cleaning results should be subjected to periodic protein tests, e.g. with the Miele test kit or the Miele ProCare Protein Check. Cleaning verification shall be carried out weekly in accordance with "CSA Z314.8 Decontamination of reusable medical devices."...

  • Page 20: Preparing The Load

    Application technology Preparing  Only items which have been declared by their manufacturer as the load suitable for machine reprocessing may be reprocessed. The manufacturer's specific reprocessing instructions must be observed. Disposable instruments must not be put into the machine for reprocessing.

  • Page 21

    Application technology Prepare items Empty all items before loading into the machine (pay particular  before loading attention to regulations regarding infectious diseases and epidemics).  Ensure that no acid or solvent residues, especially hydrochloric acid or chlorides, get inside the wash cabinet. Storing Whenever possible, instruments should be reprocessed in washer- instrument before...

  • Page 22: Surgical Instruments

    For reprocessing rigid containers to an A =600 disinfection standard, the CONTAINER-600 program must be programmed in retrospectively by Miele. The wash carts for surgical instruments and sterilization containers come with their own operating instructions. When reprocessing narrow lumen instruments, e.g. those used in minimal invasive surgery an intensive internal cleaning result is imperative.

  • Page 23: Ophthalmic Instruments

    μS/cm. To remove chemical residues from ophthalmic instruments, a custom program with 2 demineralized water rinses needs to be used. A custom "Ophthalmology" program must be programmed retrospectively by Miele. In addition, the rinse water must have a low endotoxin and pyrogen content.

  • Page 24: Baby Bottles

    Application technology Baby bottles Baby bottles in E 135 containers can be processed in the two lower levels of wash cart E 735/1. In addition, E 364 containers with wide- necked teats and E 458 containers with screw-cap teats can be placed in the upper level of the wash cart.

  • Page 25

    Application technology Loading in an E 735/1 Lower level with 3 E 135 Upper level with 2 E 135 Both blocked corners of the insert must be located at the positions marked with X in the drawing. In this area the inside of the bottle is not reached sufficiently by the jets of water and the bottles are not properly cleaned.

  • Page 26: Or Shoes

    For reprocessing OR shoes to an A =60 disinfection standard, the SHOE-60 program must be programmed in retrospectively by Miele. For information on the efficacy of thermochemical disinfection, contact the disinfectant manufacturer directly. OR shoes should be cleaned and disinfected in a machine installed specifically for this purpose only.

  • Page 27: Laboratory Equipment

    Application technology Laboratory equipment ...wide necked Wash load items with wide necks, e.g. beakers, wide necked Erlenmeyer flasks and petri dishes, or cylindrical items, e.g. test tubes, can be cleaned inside and out by rotating spray arms. To do this the wash load is positioned in full, half or quarter inserts and placed in an empty basket with a spray arm.

  • Page 28

    Application technology Preparing the load Empty all items before loading into the machine (pay particular  attention to relevant regulations). Remove non-water soluble residues such as paint, adhesives and  polymer compounds using appropriate solvents. Rinse wash load items which have been in contact with solvents, ...

  • Page 29: Program Chart

    Application technology Program chart Program Area of application LAB-STANDARD A simple, short program for light soiling and low rinse requirements: – for a wide range of soiling types, – not suitable for denatured residues such as proteins, – not suitable for acid-soluble residues such as metallic salts and amines.

  • Page 30: Transfer Trolley For Loading And Unloading The Machine

    Only use chemical disinfectants recognized by Health Canada. The Miele transfer trolley can be used to transport wash carts from the preparation area to the washer-disinfector and from there to the checking and wrapping table.

  • Page 31: Loading And Unloading

    Application technology Loading and unloading Transporting wash carts Hang the wash cart into the locating slots on the transfer trolley  using both hooks. To lift the wash cart step down on the transfer trolley foot pedal.  Push the transfer trolley under the open door on the washer- ...

  • Page 32

    Application technology At the end of a Move the transfer trolley up to the washer-disinfector so that the  program machine door is held underneath the side catches on the transfer trolley. Pull the wash cart up to the stopping point on the open door so that ...

  • Page 33: Chemical Processes And Technology

    This section is intended as a guide. If unforeseen interactions occur during processing, or if you have any queries on this subject, please seek advice from Miele. General information Problem...

  • Page 34

    Connected processing chemicals Problem How to resolve it The ingredients in processing chemicals – Use Miele approved process chemicals in have a strong influence on the longevity this machine. The instructions and and functionality (throughput) of the recommendations of the manufacturer of dispensing system.

  • Page 35

    – deposits on the load, antifoaming agent using the ORGANICA – damage to elastomers and plastics in the program (if available). washer-disinfector, – Please contact Miele Service for advice. – damage to certain plastics (e.g. polycarbonate and plexiglass) in the load being processed.

  • Page 36

    Chemical processes and technology Soiling Problem How to resolve it The following substances can damage – Depending on usage wipe the lower door elastomers (hoses and seals) and plastics in seal on the washer-disinfector periodically the washer-disinfector: with a lint-free cloth or sponge. Clean the wash cabinet and accessories without a –...

  • Page 37

    Chemical processes and technology Reaction between processing chemicals and soiling Problem How to resolve it Natural oils and fats can be emulsified with – Use the program OIL (if available). alkaline processing chemicals. This can – This special program dispenses lead to a heavy build-up of foam.

  • Page 38: Dispensing Liquid Detergents And Neutralizer

     Use only detergents and neutralizers specially designed for washer-disinfectors, and observe the manufacturer's recommendations for use! Please observe carefully any instructions relating to toxic residues. It is recommended to use tested Miele process chemicals only. For suitable process chemicals contact Miele Professional.

  • Page 39: Fill Dos [x] Container

    Dispensing liquid detergents and neutralizer "Fill DOS [X] container" Refill or replace the container shown in the display.  [x] Instead of an X, the number of the affected dispensing system will appear. Fill the containers when a message to that effect appears in the display, e.g.

  • Page 40: Message "check Dispensing System [x]

    Dispensing liquid detergents and neutralizer Insert the suction lance into the container opening and screw it into  place. Once the containers have been filled, the message clears from the display. Place the container in the washer-disinfector.  Close the service panel. ...

  • Page 41: Operation

    Operation Main switch The main switch disconnects the user side of the washer-disinfector from the electrical supply. Turn the main switch to I ON.  After completion of the start process the washer-disinfector is ready for operation. Switching on Press the I-O button. ...

  • Page 42: Door Lock

    Operation Door lock The machine is equipped with an electric door lock. The door can only be opened when: – the washer-disinfector is connected to the electrical supply, – the main switch is in the I-ON position, – the I-O button is pressed, –...

  • Page 43: Changing Operating Level

    Operation Changing operating level Four operating levels are available for selection in the electronic control unit of the washer-disinfector: Operating level Authorized access for Pre-set programs / open programs Open program selection Automatic program recognition (program selection via wash cart coding) - optional Open program selection / programming / change code (see Programming Manual) To change operating level:...

  • Page 44: Starting A Program

    Operation Starting a program You can find detailed and important information regarding the Miele default programs in the program overview chart in the accompanying Programming Manual.  Any program or dosing changes in connection with the preparation of medical devices must be documented in a log book.

  • Page 45

    Operation 3. Program chart The PROGRAMME-SURVEY menu lists all stored programs. Select the PROGRAMME-SURVEY menu option with  and  confirm with . Select the program with  or  and confirm with .  This exits the program chart, and the selected program is shown in the display.

  • Page 46: Program Sequence

    Operation Program sequence The program will start automatically as soon as the Start button is pressed. The program stages are shown in the display during the program sequence. Detailed information on program sequence is given in the appendix of the Programming manual. ...

  • Page 47: Interrupting A Program

    Operation Interrupting a program A program can only be interrupted or cancelled in operating levels B and D. If a disinfection program has been interrupted and then continued, be sure to check the display upon program completion. If the message PROCESS PARAMETERS NOT MET appears, the door has been opened after the disinfection, hence the disinfection parameters are not met.

  • Page 48: Process Documentation

    The serial interface is RS 232 compatible. For the interface configurations see "PC/Printer Function" in the Programming manual. Various printers can be used as external printers: – Miele PRT 100 report printer. – Epson-compatible character set (font) (a list of suitable printers can be obtained from Miele Service).

  • Page 49: Maintenance

    Maintenance Service After every 2000 hours of operation, or at least once a year Miele Service will need to perform preventative maintenance on the washer-disinfector. Maintenance covers the following: – electrical integrity – Door mechanism and door seal – Any screw connections and connectors in the wash cabinet –...

  • Page 50: Performance Qualification

    Maintenance Performance qualification Performance qualification needs to performed as outlined in "CSA Z314.8 Decontamination of reusable instruments". It is the responsibility of the operator to check that the required cleaning and disinfection standards are always met. Routine checks Before each day's use, the operator must conduct a series of routine checks.

  • Page 51: Cleaning The Filters

    Maintenance Cleaning the filters Cleaning the fine filter Remove the fine filter and clean it under running water.  Replace the fine filter.  Cleaning the surface filter Remove the surface filter and clean it under running water.  Replace the flat filter. ...

  • Page 52: Cleaning The Filter In Front Of The Circulation Pumps

    Maintenance Cleaning the filter Underneath the flat filer, on the right beside the heater element block in front of the there are two filters for protecting the circulation pumps. circulation pumps Pull the filters straight up from their brackets and clean under ...

  • Page 53: Cleaning The Spray Arms

    If there is considerable visible wear on the bearing on the spray arm, contact Miele Service as this can result in functional problems. After cleaning the spray arms screw them back into position. ...

  • Page 54: Cleaning The Control Panel

    If you notice a build-up of deposits, please contact Miele Service  for advice. Cleaning the door seal The door seals should be cleaned regularly with a damp cloth to  remove any soiling. Useful tip: Damaged or leaky door seals should be replaced by Miele Service.

  • Page 55: Wash Carts, Modules And Inserts

    Maintenance Wash carts, modules and inserts Wash carts, modules and inserts should be checked daily to make sure they are functioning correctly. The washer-disinfector is supplied with a check list. Check the following points: – Are the rollers in proper condition, and are they securely attached to the wash cart/basket? –...

  • Page 56: Built-in Printer (optional)

    Turn the small wheel on the right for manual ribbon transport  clockwise until the ribbon is taut. Guide the paper through the slit in the front panel. Shut the panel.  Replacement ribbon cartridges can be purchased from Miele.

  • Page 57: After Sales Service

    If a fault occurs and cannot be corrected using the advice in the Operating Instructions and Programming Manual, please contact Miele Service. The telephone number of the Miele Service can be found on the back cover if these operating instructions. When contacting Miele Service, please quote the model and serial number of your washer-disinfector.

  • Page 58: Converting The Type Of Heating

    Converting the type of heating Converting from steam to electric heating or from electric to steam If your machine is convertible, you can change the type of heating using the STEAM >>ELECTRO or ELECTRO >>STEAM service program. Select STEAM >>ELECTRO or ELECTRO >>STEAM (see ...

  • Page 59: Electrical Connection

    Electrical connection  All electrical work must be carried out by a suitably qualified electrician in accordance with local and national safety regulations. – The electrical installation must be in compliance with current local and national safety regulations. – The plug connection must comply with national regulations, the socket must be accessible after the machine has been installed.

  • Page 60: Electromagnetic Compatibility

    Electrical connection Electromagnetic compatibility The machine has been tested for electromagnetic compatibility in accordance with EN 61326-1and is suitable for operation in commercial environments, such as hospitals, medical practices and laboratories and other similar environments which are connected to the mains power supply. The machine's HF emissions are very low and are therefore unlikely to interfere with other electronic appliances in the vicinity.

  • Page 61: Water Connection

    Water connection  Please refer to the installation diagram supplied with the machine. – The water supply must at least meet the standards for drinking water. A high iron content can leave a rust film on items being cleaned and the machine itself. When the chloride content in the water supply is above 100 mg/l, the risk of corrosion damage to items being cleaned is greatly increased.

  • Page 62: Technical Data

     CE-mark MPG Guidelines - 93/42/EEC, Class IIb Manufacturer's address Miele & Cie. KG, Carl-Miele-Straße 29,33332 Gütersloh, Germany * * At a steam pressure of 250 - 300 kPa, the drying unit reaches a maximum drying temperature of 90 - 100°C.

  • Page 63: Optional Equipment

    Optional equipment Options: – Drying unit – Steam condenser – Report printer – Dispensing systems DOS 2 and DOS 4 – OXIVARIO retrofitting kit Water softener If your tap water hardness is > 4 gr/gal, you should plan to install a water softener.

  • Page 64: Optional Feature

    Optional feature Optional feature OXIVARIO Intended use This washer disinfector can be set up or retro-fitted to use the OXIVARIO process by adding two additional dispenser pumps together with a buffer tank for hydrogen peroxide solution H . The DOS 2 dispenser is used for the H solution.

  • Page 65

    Optional feature Warning and  These warning and safety instructions are in addition to those Safety given at the beginning of this booklet. Instructions  solution must only be used in special containers from "Dr. Weigert", with the matching adapters. ...

  • Page 66: Disposing Of Your Old Appliance

    Disposing of your old appliance Old electrical and electronic equipment often still contain valuable materials. However, they may also include harmful substances that were essential for proper functioning and safe use. Improperly disposing of these items in your household waste can be harmful to your health and the environment.

  • Page 68

    Importer Miele Limited Professional Division 161 Four Valley Drive Vaughan, ON L4K 4V8 1-888-325-3957 Phone: 1-800-803-3366 Fax: www.mieleprofessional.ca professional@miele.ca Miele Professional Technical Service Phone: 1-888-325-3957 Fax: 1-800-803-3366 serviceprofessional@miele.ca Germany Manufacturer Miele & Cie. KG Carl-Miele-Straße 29 33332 Gütersloh Alteration rights reserved / Publication date: 2015-11-01 M.-Nr.

This manual also for:

G 7826

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