Steris ML 222 Operating Instructions Manual
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Steris ML 222 Operating Instructions Manual

Steris ML 222 Operating Instructions Manual

Washer/disinfector
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Operating Instructions for
ML 222
Washer/Disinfector
ö
To prevent accidents
and reduce the risk of
damaging the machine,
read the Operating Instructions before
installing or using the machine.
M.-Nr. 04 666 562

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  • Page 1 Operating Instructions for ML 222 Washer/Disinfector ö To prevent accidents and reduce the risk of damaging the machine, read the Operating Instructions before installing or using the machine. M.-Nr. 04 666 562...

  • Page 2: Table Of Contents

    Contents Contents Guide to the machine..........4 Indications for use .
  • Page 3 Contents Washer/Disinfector operation ........34 Cycle Operation .

  • Page 4: Guide To The Machine

    Guide to the machine Guide to the machine 1 CHECK WATER INLET/DRAIN 5 Cycle phase indicator lights indicator light 6 Indicator display field 2 REACTIVATE WATER SOFTENER 7 Door release button indicator light 8 On-Off button 3 ADD LIQUID DETERGENT indicator light 9 Cycle selector touch pads 4 ADD NEUTRALIZING AGENT...
  • Page 5 Guide to the machine 10 Dispenser for detergent (blue) and 15 Service panel neutralizing agent (red) 16 Dispenser for liquid surfactant 11 Filter assembly with dosage selector 12 Safety fuse (anti-block feature) for 17 Level indicator Drying unit 18 Filter combination 13 Operating hours counter for 19 Salt container socket Drying unit...

  • Page 6: Indications For Use

    Indications for use IMPORTANT: Centers for Disease Con- High-level disinfection trol Publication PB85-923404, Guide- The ML 222 Washer/Disinfector is suit- line for Handwashing and Hospital Envi- able for automatic treatment of medical ronmental Control, 1985, defines the instruments and accessories. It cleans...

  • Page 7: Cleaning Without Disinfection

    Please refer to "Cycle selection" for de- about the suitability of a specific item. tailed information. The ML 222 Washer/Disinfector is an ef- fective processor for many medical in- struments and accessories. It is an effi- cient washer and, when a disinfection cycle has been selected, it thermally disinfects at 200°F (93°C).

  • Page 8: Warnings And Safety Instructions

    WARNINGS AND SAFETY INSTRUCTIONS WARNINGS AND SAFETY INSTRUCTIONS The following is a summary of the safety precautions which must be observed when operating and servicing this equipment. These precautions are repeated (in whole or in part), where applicable throughout the manual. All relevant safety procedures must be obeyed.
  • Page 9 Only use detergents which have been inner area of the instruments should be approved of by STERIS. Use of any made. Minimally invasive surgical (MIS) in- other products may cause personal in- struments should preferably be processed jury, invalidate the disinfection results using the DISIN VARIO 93°C-10 MIN or...
  • Page 10 WARNINGS AND SAFETY INSTRUCTIONS WARNING – BURN HAZARD: WARNING – ELECTRIC SHOCK Allow accessories to cool to room HAZARD: Washer/disinfector must temperature before unloading. Any be correctly grounded! water which may have collected in in- WARNING – POTENTIAL BIOHA- correctly loaded items will be very hot ZARD: Always use DISINFECTION and should be emptied into the wash cycles when processing medical instru-...
  • Page 11 WARNINGS AND SAFETY INSTRUCTIONS CAUTION: Washer/disinfector must not be used without all filters in place. CAUTION: Use only accessories specifically designed for this equip- ment. Load accessories into washer/ disinfector in accordance with the in- structions provided. CAUTION: The operator is respon- sible for monitoring and guarante- eing the standard of disinfection in the routine disinfection cycle.

  • Page 12: Installation

    Installation Installation If necessary the washer/disinfector top WARNING – EXPLOSION HAZARD: can be removed as follows: Do not install the washer/disinfector in area where flammable com- pounds/vapors are present. IMPORTANT: The machine should only be installed by a competent contractor. The contractor should be experienced in installing machines that require elec- trical hook-up as well as plumbing.
  • Page 13 Installation To re-assemble: Replace plastic protective cap, kick- plate facing and service panel in the reverse order which they were removed. Make sure the grounding lead is re- connected. Do not use silicone sealant to seal the gaps between the machine and any neighboring units as this will hin- der ventilation to the circulation pump.

  • Page 14: Electrical Connection

    Electrical connection Electrical connection IMPORTANT: All electrical work must be carried out by a qualified electrician and in compliance with all local and na- tional electrical codes. Before making any connections, check that the voltage shown on the data plate corresponds to your power sup- ply.

  • Page 15: Plumbing

    35 and 145 psi (2.5 - 10.0 bar). If the water pressure is not The machine is supplied with two within this range, STERIS Engineer- 5 ft (1.5 m) long flexible drain hoses ing Service can advise you of the with an inner diameter of 3/4’’...

  • Page 16: Help To Protect Our Environment

    Help to protect our environment Help to protect our environment Disposal of the packaging material Disposal of your old machine The transport and protective packa- Old machines contain materials which ging is mostly manufactured from the can be recycled. Please contact your following reusable materials: local salvage yard about potential recy- cling options before disposal.

  • Page 17: Adjusting The Water Softener

    Adjusting the water softener Adjusting the water softener To avoid the build-up of calcium de- Time °d mmol/ ° f °e posits on items being cleaned and dis- set- gr/gal CaCO 3 ting infected in the washer/disinfector, the 1.07 10.7 water may need to be softened (where 1.25 12.5...
  • Page 18 Adjusting the water softener 4. Press the DRYING touch pad as many times as necessary for the desired value to appear in the dis- play field. 5. Press the START touch pad. "SP" appears in the display field. 6. Press START once more. The setting will now be stored.

  • Page 19: Opening And Closing The Door

    Opening and closing the door Opening and closing the door To open the door Press the DOOR button on the con- trol panel and open the door. WARNING – BURN HAZARD: Ex- cept for emergency, do not open door when cycle is in process. In an emergency, first stop the cycle by pressing ON/OFF button.

  • Page 20: Loading The Washer/Disinfector

    Loading the washer/disinfector Loading the washer/disinfector 3. Load the items to be cleaned so the CAUTION: Use only accessories water will come into contact with all specifically designed for this equip- surfaces. This ensures that they will ment. be properly cleaned and disinfected. Do not place items to be cleaned in- The washer/disinfector normally uses side other pieces where they may be...

  • Page 21: Loading The Washer/Disinfector

    Loading the washer/disinfector Loading the washer/disinfector Loading examples STERIS offers a wide variety of baskets WARNING – FALL HAZARD: To pre- and inserts for all kind of medical appli- vent falls, keep floors dry by immedi- cations. For more information, please ately wiping up any spilled liquids in see the separate product literature.
  • Page 22 Loading the washer/disinfector ME00-327 ME00-147 2-Level Mobile Unit (empty) Upper basket with 28 injection nozzles with 2 levels for mesh trays. Features 28 jets/funnels for direct injec- tion of water into loaded hollow instru- ments like syringe tips or evacuation tips. ME00-417 ME00-414 ENT Insert...

  • Page 23: Adjustable Upper Basket

    Loading the washer/disinfector Application technology Adjustable upper basket Adjustable upper baskets can be used in this machine. They can be raised or lowered by " (2 cm) from the initial setting. In the middle position, the upper bas- ket will accommodate: instruments, utensils, accessories and inserts up to 7- "...

  • Page 24: Loading Instructions For Mis Injector Mobile Unit Me00-450

    Loading instructions for MIS injector mobile unit ME00-450 Loading instructions for MIS injector mobile unit ME00-450 Do not load the lower levels with more inserts than as shown above in the example (from left to right ME00-457, ME00-460, ME00-451) Trocars of a wider diameter will be cleaned more effectively in the front or the rear position of the row of jets.
  • Page 25 WARNINGS AND SAFETY INSTRUCTIONS WARNINGS AND SAFETY INSTRUCTIONS ML 222 Washer/Disinfector To the person responsible for the machine: Make this pull-out with the Warning and Safety Instructions available to any operators of the machine. Place it near the machine, where it can be seen.
  • Page 26 Only use detergents which have been inner area of the instruments should be approved of by STERIS. Use of any made. Minimally invasive surgical (MIS) in- other products may cause personal in- struments should preferably be processed jury, invalidate the disinfection results using the DISIN VARIO 93°C-10 MIN or...
  • Page 27 WARNINGS AND SAFETY INSTRUCTIONS WARNING – BURN HAZARD: WARNING – ELECTRIC SHOCK Allow accessories to cool to room HAZARD: Washer/disinfector must temperature before unloading. Any be correctly grounded! water which may have collected in in- WARNING – POTENTIAL BIOHA- correctly loaded items will be very hot ZARD: Always use DISINFECTION and should be emptied into the wash cycles when processing medical instru-...
  • Page 28 WARNINGS AND SAFETY INSTRUCTIONS CAUTION: Washer/disinfector must not be used without all filters in place. CAUTION: Use only accessories specifically designed for this equip- ment. Load accessories into washer/ disinfector in accordance with the in- structions provided. CAUTION: The operator is respon- sible for monitoring and guarante- eing the standard of disinfection in the routine disinfection cycle.
  • Page 29 Loading instructions for MIS injector mobile unit ME00-450 Loading instructions for MIS injector mobile unit ME00-450 Connect MIS instruments which can- ME00-457 Insert for separable MIS not be dismantled, and have an irrig- instruments ation channel connector, to the water Place the handles of modular shaft circuit with the ME00-448 tube with instruments into the side compart-...
  • Page 30 Loading instructions for MIS injector mobile unit ME00-450 Take apart trocar sleeves and push Opening spring ME00-456 on to the corresponding injector jets. For MIS instruments which are ME00-454 for Trocar sleeves sprung to stay closed and cannot be 10-15 mm Ø taken apart, scissors, forceps etc., ME00-464 with ME00-454...
  • Page 31 ME00-448 tube with please contact our professional advi- Luer lock adapters. sory team at STERIS. Connect narrow (Veress) cannulae so that they lie at an angle with Luer lock adapters ME00-449, or fix on the jet with a spring clip.

  • Page 32: Adding Ml Neutral Ph Detergent

    Rinse I with neutralizing agent dis- switch ”A”, located on the left hand pensed", refer to ”Programming spe- end of the control panel, for 3 cial functions”. minutes. * Contact your STERIS representative for ordering information.
  • Page 33 4. Place the siphon tube from the neu- tralizer dispensing pump firmly in the opening of the ML Neutralizer con- tainer. * Contact your STERIS representative for ordering information.

  • Page 34: Adding Detergent

    EQUIPMENT DAMAGE HAZARD: WARNING – CHEMICAL BURN HA- Only use detergents which have ZARD: Wear protective gloves and been approved by STERIS. Use of goggles and use care when hand- any other products may cause per- ling liquid detergents. Read and fol-...

  • Page 35: Priming The Liquid Dispensing System

    Adding detergent Adding detergent Priming the liquid dispensing system Before using the washer/disinfector for the first time, or if the washer/disinfec- tor has been operated with an empty detergent container, the dispensing sys- tem must be primed. Please proceed as follows: Press the ON/OFF button to turn the washer/disinfector off.

  • Page 36: Cycle Selection

    Cycle selection Cycle selection The different cycles and their applications are described in the following cycle charts. Cycle Application Detergent Please follow manufacturer’s instructions. To rinse heavily soiled instruments None RINSE e.g. after soaking them in a disinfecting agent to avoid the build-up of foam in the machine. DISINFECTION For protein soils (such as blood and Preferably a neutral liquid...
  • Page 37 Cycle selection Cycle phase Pre- Cleaning Chemical Interim rinse I Interim rinse II Final rinse Drying rinse and/or disinfection (with and/or phase thermal neutra- disinfection disinfection lization*) 45°C** 93°C** (AD***) 93°C 80°C (AD***) 93°C 80°C (AD***) = Cycle phase included = Programming option See “Programming Special Functions”...

  • Page 38: Washer/Disinfector Operation

    Washer/Disinfector operation Washer/Disinfector operation NOTE: Provided the START touch pad WARNING – PERSONAL INJURY has not yet been pressed, a mistakenly HAZARD: Do not allow small child- selected cycle may be changed by ren or unauthorized personnel ac- pressing the appropriate touch pad to cess to the washer/disinfector or its select the correct cycle, then pressing controls.

  • Page 39: Cycle Phase Indicators

    Washer/Disinfector operation This cycle may be selected immediate- Cycle phase indicators ly after choosing a processing cycle When a wash or disinfection cycle has (exception: RINSE cycle). By pushing been selected, the phase indicator the DRYING touch pad repeatedly, the lights on the control panel will show the drying time will extend in 15 minute in- cycle sequence.

  • Page 40: Interrupting A Cycle

    Washer/Disinfector operation IMPORTANT: The disinfection cycle Interrupting a cycle should not be interrupted, as this would Once a cycle is running, it should only affect the disinfection result. If interrup- be interrupted in extreme cases, such tion is necessary, the entire cycle must as when articles in the washer/disinfec- be repeated.

  • Page 41: Unloading The Washer/Disinfector

    Unloading the washer/disinfector Unloading the washer/disinfector 1. When the cycle is finished, the indica- 4. Open the door partially (about tor light next to the START touch pad 4 inches [10 cm]). Let the load cool will go out. down for about 10-15 minutes. Dur- ing this time the load will usually dry.

  • Page 42: Programming Special Functions

    Programming special functions Programming special functions The following special functions can be 2. Adding ML Neutralizer in the "In- programmed where appropriate: terim Rinse I" phase of the cycle This special function should be se- 1. Extending the water inlet from 60 lected if signs of discoloration or corro- seconds to 120 seconds with level sion on instruments occur, especially at...
  • Page 43 Programming special functions The following options are possible: 3. Altering temperatures T1 (wash temperature) and T2 (final rinse tem- Setting Main Wash Rinse perature) in the DISINFECTION temperature temperature VARIO 93°C-10 MIN cycle 30 / 40 113°F (45°C) 200°F (93°C) CAUTION: The operator is respon- sible for monitoring and guaran- 30 / 41...

  • Page 44: Reactivating The Water Softener

    4.4 lbs (2 kg) of water softener salt. A granule size of 1 to 4 mm is recom- mended by STERIS. Do not use any other type of salt, it may damage the 1. Unscrew the filter insert from the salt water softener.
  • Page 45 9. Remove salt container slowly, allowing pressure to be released. Do not open by force, If you cannot unscrew it by hand, contact STERIS Engineering Service. 10. Screw the plastic lid back on the socket. 2. Unscrew the plastic cap in the base 11.

  • Page 46: Cleaning And Care

    Cleaning and care Cleaning and care Press the 2 tabs together, remove WARNING – ELECTRIC SHOCK and clean the filter. Put the clean fil- HAZARD: Disconnect all utilities to ter back in position and press until it equipment before servicing. Do not clicks in place.

  • Page 47: Maintaining The Dispensing System

    Cleaning and care 3. Cleaning the water inlet filters Filters are incorporated into the stain- less steel housing located between the supply valve and the hose. The filters must be cleaned when dirty, otherwise insufficient water will flow into the wash cabinet. These filters must be periodically inspected based on the quality of incoming water.

  • Page 48: Maintaining The Drying Unit

    Cleaning and care Maintaining the drying unit To ensure thorough cleaning without recontamination, the air filters have to be exchanged after their life cycle (coarse filter = 100 operating hours, clean room filter = 500 operating hours). 1. Changing the coarse filter The coarse filter is located on the drying unit behind the unit’s front panel, which can be pulled out.
  • Page 49 Cleaning and care Grip the inlet grille on the right and Change the coarse filter. The smooth left-hand side and pull up out of the side must face toward the rear of the retainers. Then pull downwards and drying unit. remove.

  • Page 50: Correcting Minor Problems

    The liquid detergent container has to fied person. be refilled. In the event any problems cannot be corrected, please contact the STERIS The NEUTRALIZER light is on Engineering Service. The neutralizer container has to be refilled.
  • Page 51 If this switch trips repeatedly, contact loaded, within 6 hours of loading. STERIS Engineering Service before Was enough detergent used? Please using the washer/disinfector further. check the dosage of the detergent and adjust, if necessary. Too little as well as too much detergent may deteriorate the cleaning results.
  • Page 52 Copyright 1996 STERIS Corporation 0398 All Rights Reserved / 000 These instructions are printed on 100% recycled paper and are completely Biodegradable.

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