smeg gw4090 glassware washer user manual
Contents
1. INC increases the value in question selects yes ESC quits the current mask and goes back to the previous step O OOQ DEC decreases the value in question selects no 9 The keys appeat on the bottom line of the display as they are activated Versione 22 10 08 1 1 Manuale GW4090 User enn I nstruments 5 BRIEF DESCRIPTION OF THE OPERATING CYCLE 5 1 HOW TO CARRY OUT A WASHING DISINFECTING CYCLE Once the appliance has been installed correctly connect the cans of detergent load the trolley s then proceed in the following way to conduct a washing disinfecting cycle open the cabinet door and turn the switch to position 1 Wait a few seconds to allow the system to initialize after the SMEG logo has appeared the system will access the menu of the selected program e g PLASTIC 70 C PR PLASTIC 70 C 000003 N Phases 5 Duration 1 10 00 Dryer ON 05 02 06 08 30 17 in this menu various keys will appear on the bottom line of the display to begin the cycle once the door has been shut to conduct a reset cycle to print the last cycle conducted to select a separate drying cycle to select deselect the drying cycle to open the door to the washing chamber to enter the deferred starting function max 24 h to go back to the immediately higher level menu OOO Versione 22 10 08 1 2 Manuale GW4090 User egge Smeg Instrument2. 9 7 DRYING AIR FILTER 9 8 EXTERNAL CLEANING 9 9 HOW TO SERVICE THE APPLIANCE 10 INSTALLED MACHINE SET UP Versione 22 10 08 5 sme Instruments g 29 30 31 32 38 42 42 42 42 43 43 43 44 45 45 46 Manuale GW4090 User egge Smeg I nstruments 1 KEY TO THE SYMBOLS USED IN THE MANUAL AND ON THE MACHINE Read with the utmost care 1 Warning danger Warning hot surfaces Versione 22 10 08 6 Manuale GW4090 User egge Smeg Instruments A INTRODUCTION This manual is an integral part of the machine It must be kept in a good condition and ready to hand for the entire life cycle of the machine You are advised to carefully read this manual and all the instructions it contains before using the appliance This appliance conforms to directives currently in force and to the applicable reference standards This appliance has been built for the following function Washing various kinds of glassware by means of Chemical Disinfection or Thermal disinfection The appliance cannot be used for sterilizing the instruments or any other device All other use is considered improper The manufacturer declines all liability for uses differing from those indicated SMEG declines all liability for damage caused by washing in the machine instruments fot which the telative manufacturers have not explicitly authotized automatic decontamination Versione 22 10 08 7 3 Manuale GW4090 Us
3. WASH AT 75 C WITH ALKALINE DETERGENT WASH AT 75 C WITH ALKALINE DETERGENT WASH AT 80 WITH ALKALINE DETERGENT HOT PREWASH WITH ALKALINE DETERGENT COLD PREWASH WITH ALKALINE DETERGENT Manuai smeg Instruments DESCRIPTION OF PROGRAMS NEUTRALIZATION WITH ACID DETERGENT NEUTRALIZATION WITH ACID DETERGENT NEUTRALIZATION WITH ACID DETERGENT NEUTRALIZATION WITH ACID DETERGENT WASH AT 90 C FOR 3 MIN WITH ALKALINE DETERGENT WASH AT 95 C FOR 3 MIN WITH ALKALINE DETERGENT RINSE IN DEMINERALIZED WATER AT 60 C RINSE IN DEMINERALIZED WATER RINSE RINSE IN DEMINERALIZED WATER AT 75 C RINSE IN RINSE IN DEMINERALIZED DEMINERALIZED WATER WATER AT 75 C RINSE IN RINSE IN DEMINERALIZED DEMINERALIZED WATER WATER AT 75 C NEUTRALIZATION RINSE IN WITH ACID RINSE DEMINERALIZED DETERGENT WATER NEUTRALIZATION RINSE IN WITH ACID RINSE DEMINERALIZED DETERGENT WATER 34 m RINSE IIN DEMINERALIZED WATER AT 75 C RINSE IN DEMINERALIZED WATER AT 75 C Manuai smeg Instruments DESCRIPTION OF PROGRAMS PROG PROGRAM NUMBER NAME WASH AT 95 C HOT PREWASH NEUTRALIZATION RINSE IN RINSE IN ree War wasn WITH ALKALINE ee WITH ACID RINSE DEMINERALIZED DEMINERALIZED DETERGENT DETERGENT WATER WATER AT 75 C DETERGENT PREWASH AT 80 C EE M E AGAR STAINED WITH ALKALINE ME NEUTRALIZATION RINSE IN RINSE IN GLASSWARE DETERGENT WITH ACID RINSE DEM
4. manual mode by means of the keyboard or by using Smeg s application software WD TRACE which can be purchased as an optional It is ahways possible to reinstall the original programs by loading them consult the relative section Versione 22 10 08 27 Manuale GW4090 User ogge Smeg Instruments 7 1 WASHING AND DISINFECTING PROGRAMS Table 7 3 1 describes the functions accomplished by the 20 default programs Only peristaltic pumps 1 and 2 are activated in the standard programs To activate the other pumps access the programming menu and activate them in the required phase A drying phase for the material can be added to the washing program see Drying Programs section Warning To prevent possible contamination amongst the various cycles due to water residues that may have remained after a program it is advisable to run program N 1 tub prewash at the beginning of a work day as a preventive safety measure A washing program generally comprises phases of different types e Prewash with mains or demineralized water dilutes or softens the pollutants on the instruments Use cold water without additives to eliminate coarse dirt and foam substances e Hot alkaline wash effective action that detaches the pollutants from the walls and solubilizes them this phase is usually performed at temperatures between 40 C and 65 C for a few minutes Alkaline or neutral detergents are used Neutralizing in an acid environment
5. soft cloth using water and a delicate detergent such as the ones used for crockery in diluted form Do not use alcohol solvents or the ammonia based products used for cleaning windows The steel surfaces can be cleaned with alcohol and various detergents If there are heavy incrustations use a fine abrasive paste with an electric polisher and soft pads After this normal detergent products can be used In places where strong acids are used hydrochloric sulphuric nitric it is advisable to clean the machine with a soft cloth soaked in paraffin oil This film will protect the steel from acid vapour aggression 9 9 HOW TO SERVICE THE APPLIANCE The user must call SMEG s authorized technicians at least once every 12 months once every 6 months is better for preventive maintenance purposes and for the visual inspection required for safety reasons The technician must e replace all the tubes and cans containing liquids if necessary since faults could arise if these parts are defective e check the safety thermostats the ground terminals and protection conductors replacing any defective or worn components if necessary All the replaced components must be supplied by SMEG or by one of SMEG s authorized centers Make sure that there s a clear area of at least In in front of the machine before proceeding with any ma ntenance repair work Versione 22 10 08 45 Manual GW4090 User o 229 smeg Instruments 10 INSTALLED MACH
6. the appliance is installed and after this whenever the following alarm message appears on the display ALARM W075 No salt Ignore lt NO gt When this message appears on the display it can be ignored by pressing key and then key D However it is inadvisable to ignore this message since a softener that fails to function correctly will impair the quality of the washing result and could even damage the processed instruments over time 5 8 1 How to add salt If the water used is of medium hardness fresh salt must be added after every 20 washing cycles approximately The reservoir of the decalcifier contains about 1 kg of coarse salt The reservoir is situated at the bottom of the instrument washer see fig 3 2 2 1 Remove the lower basket unscrew the reservoir s plug by turning it in the anti clockwise direction and then pour salt inside using the funnel supplied with the appliance Do not use compressed salt tablets or fine salt as these can clog the regeneration valve Close the reservoir by turning the plug clockwise Make sure that the plug is not blocked by salt residues The plug must be screwed fully into place without forcing Versione 22 10 08 20 Manuale GW4090 User Instruments Before proceeding with a new washing cycle it is advisable to run the Prewash program 1 to eliminate any salt residues that may have remained in the tub along with the excess initial salt Fig 3
7. the washing chamber Visually check the washing indicators Check the temperature parameters with a thermologger Thermal disinfection of the empty washing chamber Visual inspection of the washing results after each cycle Each week Check the suction action of the dispensers adjust the positions of the tubes if necessary Every six months Servicing by an authorized technician Each year Validation in accordance with EN ISO 15883 Biological controls 92 HOW TO CLEAN THE SPRAYING ARMS The spraying arms can be easily removed in order to clean the nozzles and prevent clogging Periodically remove the spraying arms after having unscrewed the knurled nuts wash them carefully fit them back in their housings and fully tighten the knurled nuts It is particularly important to make sure that the small circular hole at the end of the spraying arm is perfectly clean 9 3 HOW TO CLEAN THE FILTERS The filtering unit comptises a circular filter with a filter cone a microfilter and a coarse filter To ensure that the machine functions in an efficient way it is extremely important to keep the filters clean Inspect the filters often e g if glassware with paper labels is washed the filters must be checked after each cycle and remove any deposits that could impair the way the appliance operates Coarse filter Remove the coarse filter by pressing on the lobes and pulling upwards fig 19 Clean the filter and set it back in position Microfil
8. water if the product splashes into them Swallowing Rinse out the mouth with plenty of water and drink lots of water N This last page should be photocopied and affixed near the machine so that they can be easily consulted if problems arise Versione 22 10 08 31 Manuale GW4090 User egge Smeg Instruments 7 3 THE THERMAL DISINFECTION PROCESS Over the last few years many efforts have been made to improve the decontamination of instruments and glassware specific standards for both the process and techniques used have been issued and have defined the state of the art All this has provided the end user with quality and safety advantages We would now like to go on to describe the Ao concept see Tab 1 on the next page defined by EN ISO 15883 which explains the meaning of the temperature and time values indicated in the thermal disinfection programs Value Ay indicates the degree of thermal disinfection of the corresponding program thermal disinfection 1s all the more efficacious and suitable for particular instruments the higher its value is Research has been conducted according to which by conducting washing cycles that comply with these 2 parameters i e temperature W93 C and holding time 10 min one obtains a high degree of microbiological disinfection in the treated materials such as to inactivate the majority of the bacteria with the exception of spores and heat resistant viruses such as the HIB viruses of hepatiti
9. 2 2 1 After the salt has been added remember that the resins will only regenerate automatically for the first time after several wotk cycles i e when the softener s operating capacity has terminated Since the softener s new resins are not always regenerated to the full extent the glassware may appear opaque during the first 2 3 cycles owing to lime residues To prevent this from happening the softener s resins can be subjected to a Forced Regeneration cycle Consult the next chapter FORCED REGENERATION OF THE SOFTENER 5 8 2 Use of the appliance with softened mains water If already softened hot or cold mains water is available with a hardness value of less than 15 F expressed in French degrees or 8 D expressed in German degrees the regeneration cycle of the built in softener must be inhibited and salt must not be added to the softener Consult chapters xxx How to program the softener s regeneration process 3 5 How to memorize the wet connections and xxx Connection to the softened water main for instructions about how to inhibit the built in softener It is very important to make the adjustments described in the above mentioned chapters in the correct way as the passage of softened water through a softener designed to treat hard water will entrain chlorides and sodium carbonates along with the washing water These inorganic salts can leave whitish stains on the washed glassware and in the case of surgical instrument
10. 3 GENERAL RECOMMENDATIONS 8 4 GENERAL OPERATING INSTRUCTIONS 9 41 POWERING 9 42 CONTROLS 9 5 BRIEF DESCRIPTION OF THE OPERATING CYCLE 12 5 1 HOW TO CARRY OUT A WASHING DISINFECTING CYCLE 12 52 HOW TO CARRY OUT A SEPARATE DRYING CYCLE 14 5 3 PRINTING THE LAST CYCLE EXECUTED 15 54 HOW TO SELECT A WASHING DISINFECTING CYCLE 16 55 DEFERRED CYCLE START 16 5 6 HOW TO OPEN THE WASHING CHAMBER DOOR AND SIDE CABINET DOOR 17 5 SECUTIRY POLICY USER PASSWORD AND SUPER USER 18 5 8 BUILT IN SOFTENER 20 5 8 1 How to add salt 20 5 8 2 Use of the appliance with softened mains water 21 5 8 3 Forced resin regeneration 22 5 9 HOW TO REGULATE THE WASHING PRESSURE IN THE SPRAYING ARMS 23 5 10 HOW TO FILL THE WASHING TROLLEYS 23 5 11 DETERGENT DISPENSING SYSTEM 24 6 PREPARATION FOR THE WASHING AND DISINFECTING PHASE 26 Ts WASHING PROGRAMS DESCRIPTION 27 741 WASHING AND DISINFECTING PROGRAMS 28 7 2 EFFICACY OF THE WASHING ACTION AND DETERGENTS 29 72 Arrangement of the instruments in the washing trolley 29 12 2 Quality and quantity of water 29 7 2 3 Water pressure 29 Versione 22 10 08 4 Manuale GW4090 User 7 2 4 Washing temperature iPr Detergents used 7 2 6 First aid measures for use of detergents 7 3 THE THERMAL DISINFECTION PROCESS 8 ALARM MESSAGES 9 CLEANING AND SERVICING 9 1 ROUTINE INSPECTIONS 9 2 HOW TO CLEAN THE SPRAYING ARMS 9 3 HOW TO CLEAN THE FILTERS 9 4 HOW TO CLEAN THE INLET FILTERS 9 5 INSPECTION 9 6 LONG IDLE PERIODS
11. 75 C NEUTRALIZATION RINSE IN RINSE IN WITH ACID RINSE DEMINERALIZED DEMINERALIZED 45 DETERGENT WATER WATER AT 75 C RINSE IN DEMINERALIZED RINSE IN DEMINERALIZED WATER AT 75 C NEUTRALIZATION WITH ACID DETERGENT 100 WATER RINSE 36 nt 33 I nstruments NOTE Programmes marked with a star need the 59 peristaltic pump NOTE WASHING TIMES The times given in the table are indicative and refer to the following operating conditions 400V 7 0 kW threephase electric power supply Cold water supplied at 20 C 3 bar Programs 1 and 2 are actually not washing programs but simple prewashes lasting 5 minutes They are useful if the appliance is partially filled with materials dirtied with blood and a true washing program need not be used at that time This prevents the blood from coagulating thus making the instruments easier to clean and preventing longer washing programs from having to be used Versione 22 10 08 3 sme Instruments Manual GW4090 User g 8 ALARM MESSAGES Different messages appear on the display if the appliance operates in a faulty way or water and or detergent are lacking There are two different situations depending on how serious the fault is Warning messages true alarm signals In he first case there will be a message allowing the user to ignore the warning and proceed with the selected cycle while in the second case the user must press the Reset bu
12. BER DRAINAGE Make sure that the drain pipe is FAILURE positioned as indicated in the manual Assistance Service if the fault persists Assistance Service if the fault persists SUMP FULL Make a Reset cycle Repeat the cycle Call the Technical Assistance Service if the fault persists LACK OF WATER IN THE STEAM Check the water supply cock CONDENSER open closed water pressure connection pipe etc Repeat the cycle Call the Technical Assistance Service if the fault persists positioned as indicated in the manual Assistance Service if the fault persists Assistance Service if the fault persists NOT REACHED TARGET DRAINAGE AT Repeat the cycle Call the Technical Assistance Service if the fault persists DETERGENT 1 INFLOW FAILED Make sure that the suction tubes of can flowmeter nr 1 optional P1 are in a good condition and not squashed Repeat the cycle Call the Technical Assistance Service if the fault persists DETERGENT 2 INFLOW FAILED Make sure that the suction tubes of can flowmeter nr 2 optional P2 are in a good condition and not squashed Repeat the cycle Call the Technical Assistance Service if the fault persists DETERGENT 3 INFLOW FAILED Make sure that the suction tubes of can flowmeter nr 3 optional P3 are in a good condition and not squashed Repeat the cycle Call the Technical Assistance Service if the fault persists DETERGENT 4 INFLOW FAILED Make sure that the suction tubes of can
13. Belgique Belgi t l 056 260 260 fax 056 260 270 be fisher thermofisher com www be fishersci com Espana tfno 91 380 67 10 fax 913808502 es fisherGthermofisher com www es fishersci com PET France t l 0388675320 fax 03 8867 1168 fr commande thermofisher com www fr fishersci com Fisher Scientific Italia tel 02953 28 258 fax 02953 27 374 it fisher thermofisher com www it fishersci com Bark Thane sher Stoni Netherlands tel 020 487 70 00 fax 020 487 70 70 nl info thermofisher com www nl fishersci com Portugal tel 21425 3350 fax 214253351 pt fisher thermofisher com www pt fishersci com Suisse Switzerland t l 05661841 11 fax 056618 41 41 info ch thermofisher com www ch fishersci com Instruments SMEG GW4090 GLASSWARE WASHER C USER MANUAL SMEG S p A Via Leonardo da Vinci 4 42016 Guastalla RE Italy Tel 39 0 522 821 1 Fax 39 0 522 821 592 e mail instruments smeg it internet www smeg instruments com CAREFULLY READ THIS INSTRUCTION MANUAL Failure to read or fully understand the instruction manual or incorrect interpretation of the instructions herein may cause damage to the appliance as well as being a source of danger for the operator and lowering the performances provided by the machine to a considerable extent The manufacturer declines all liability for uses differing from those listed below N The appliance must only be installed serviced and repaired by Smeg s authorized personnel i The warr
14. EW PROGRAM UTILITY gt accesses all the sub menus can also change the user passwords WASHING PARAMETERS gt only certain sub menus as listed below WATER CONNECTION WATER TRAP WASH REGENERATION DRAINING Versione 22 10 08 1 8 Manuale GW4090 User 1 smeg Instruments Smeg technical level concerns Smeg s authorized technicians All the menus in the lower levels as well as other WASHING PARAMETERS submenus can be accessed from this level i e EXTRA FILLING TIME DRAINED WATER RECOVERY CONDENSER ACTIVATION DETERGENT DISPENSERS FLOWMETER CONDUCTIVITY SENSOR DWP ACTIVATION TEMPERATURE ADJUSTMENT MAINTENANCE Smeg level concerns the manufacturer of the appliance The appliance leaves the factory with the following passwords entered Ust OOOO 1 Uel O B OY O s o er O Oo Ves o 3 Uwei DS sea 4 Uei4 E es e FF Uses 6 ea O G e 7 Uei H Uue8 8 Ueis 1 ero 9 Ueli Uri A Ue23 Kk SperUer zzo Remember to change the password when the appliance s used for the first t me so as to be N certain of who s enabled to access the machine see 11 1 The User Control Activation option can be activated to make su
15. INE SET UP Model machine Machine setial number Accessories present on the machine place a check next to the accessory present and write the quantity provided Pat PURI pol a r HEEL E p Pampa a A a D R A A R O R e H WD CHECK KIT RACC GW4090 cod 901704 outer probe introduction kit ssissssssssssssssadsssan L MES SR SOS MNT TT T UT a ee a ed NV US Oe NET UMP TTE s a a EEEE A E FETE N PAV a bi a E A em eut a ane EA Ne s l e Notes Versione 22 10 08 46
16. INERALIZED DEMINERALIZED INTENSIVE WASH CAUSTIC SODA amp DETERGENT WATER WATER AT 75 C rei CAUSTIC SODA amp ANTIFOAM THERMAL THERMAL DISINFECTION AT NEUTRALIZATION RINSE IN RINSE IN DISINFECTION 95 FOR 3 MIN WITH ACID DEMINERALIZED DEMINERALIZED 95 C 3 t THERMAL DISINFECTION 9500 11 10 INTENSIVE THERMAL DISINFECTION 9500 37 INTENSIVE THERMAL DISINFECTION 9500 10 OIL STAINED GLASSWARE WASH Versione 22 10 08 WITH ALKALINE DETERGENT THERMAL DISINFECTION AT 95 FOR 10 MIN WITH ALKALINE DETERGENT COLD PREWASH WITH ALKALINE DETERGENT COLD PREWASH WITH ALKALINE DETERGENT HOT PREWASH DETERGENT NEUTRALIZATION WITH ACID DETERGENT THERMAL DISINFECTION AT 95 FOR 3 MIN WITH ALKALINE DETERGENT THERMAL DISINFECTION AT 95 FOR 10 MIN WITH ALKALINE DETERGENT WASH AT 95 C FOR 1 MIN WITH ALKALINE DETERGENT amp CAUSTIC SODA WATER RINSE IN DEMINERALIZED WATER NEUTRALIZATION WITH ACID DETERGENT NEUTRALIZATION WITH ACID DETERGENT NEUTRALIZATION WITH ACID DETERGENT 35 RINSE WATER AT 75 C RINSE IN DEMINERALIZED WATER AT 75 C RINSE IN DEMINERALIZED WATER RINSE IN DEMINERALIZED WATER RINSE IN DEMINERALIZED WATER RINSE IN DEMINERALIZED WATER AT 75 C RINSE IN DEMINERALIZED WATER AT 75 C RINSE IN DEMINERALIZED WATER AT 75 C PROG PROGRAM NUMBER NAME OIL STAINED GLASSWARE INTENSIVE OIL GREA
17. SE STAINED GLASSWARE MINERAL OIL STAINED GLASSWARE PETROL STAINED GLASSWARE WASH 19 Versione 22 10 08 DIESEL STAINED GLASSWARE PETROL STAINED GLASSWARE INTENSIVE HOT PREWASH WITH ALKALINE DETERGENT PREWASH AT 50 C WITH ALKALINE DETERGENT amp CAUSTIC SODA PREWASH AT 75 C WITH ALKALINE DETERGENT amp CAUSTIC SODA WASH AT 95 C FOR 10 MIN WITH ALKALINE DETERGENT amp CAUSTIC SODA HOT PREWASH WITH ALKALINE DETERGENT WASH AT 95 C FOR 10 MIN WITH ALKALINE DETERGENT CAUSTIC SODA amp ANTIFOAM Manuai smeg Instruments DESCRIPTION OF PROGRAMs WASH AT 95 C FOR 1 MIN WITH ALKALINE DETERGENT amp CAUSTIC SODA WASH AT 95 C FOR 1 MIN WITH ALKALINE DETERGENT amp CAUSTIC SODA WASH AT 95 C FOR 10 MIN WITH ALKALINE DETERGENT CAUSTIC SODA amp ANTIFOAM NEUTRALIZATION WITH ACID DETERGENT WASH AT 95 C FOR 1 MIN WITH ALKALINE DETERGENT WASH AT 95 C FOR 10 MIN WITH ALKALINE DETERGENT CAUSTIC SODA amp ANTIFOAM RINSE IN DEMINERALIZED WATER RINSE IN DEMINERALIZED WATER AT 75 C NEUTRALIZATION WITH ACID DETERGENT RINSE RINSE RINSE RINSE IN DEMINERALIZED WATER RINSE IN DEMINERALIZED WATER AT 75 C NEUTRALIZATION WITH ACID DETERGENT RINSE IN DEMINERALIZED WATER RINSE IN DEMINERALIZED WATER AT 75 C NEUTRALIZATION WITH ACID DETERGENT RINSE IN RINSE IN RINSE DEMINERALIZED DEMINERALIZED WATER WATER AT
18. action that eliminates alkaline residues solubilization of the calcium carbonate precipitates from the surfaces of the instruments prevents the surfaces from becoming opaque e Rinsing with mains water dilution of the previously used chemical additives every rinse dilutes the initial concentration of the pollutant by about 99 Rinsing in demineralized water dilutes the inorganic salts and any organic fractions in the mains water e Thermal disinfection Thermal disinfection is a hot alkaline washing phase where the washing temperature exceeds 70 C and is maintained for a period of time that depends on the required thermal disinfection action Consult the next section for details about the thermal disinfection process e Drying phase Final process phase that must guarantee sufficient drying Versione 22 10 08 28 Manuale GW4090 User egge Smeg Instruments 7 2 EFFICACY OF THE WASHING ACTION AND DETERGENTS To ensure that the materials processed by the instrument washer are completely washed and disinfected the washing phase s must be as efficacious as possible The following factors contribute towards improving the efficacy of the washing process arrangement of the instruments in the washing trolley in the best possible way quality and quantity of the water pressure of the water in the washing ducts temperature at which washing occurs detergents used TiZ 1 Arrangement of the instruments in the washing tr
19. anty provided will immediately become void if the machine issued in ways that FAIL TO CONFORM to the instructions given by the manufacturer SMEG This manual is for informational purposes only The contents of this manual and the appliance described herein may be liable to modification without prior notice In no case may SMEG be held liable for any direct or accidental damages deriving from or concerning the use of this manual MANUAL N REV ECR ECN DATE DESCRIPTION Versione 22 10 08 2 Versione 22 10 08 Do you need information or Assistance for the appliances manufactured by SMEG s Instrument Division Please contact us from 8 00 to 18 00 hrs at the following numbers and addresses 0522 8211 TEL 0522 821592 FAX http www smeg instruments com Internet Home Page instruments 2smeg it Service E Mail Address Our Sales Department staff will provide information about prices and offers You can examine our entire product range in our Internet web site along with our innovations Our Technical Assistance Department can tell you anything you need to know about how to use your appliance in the proper way and can also put you in contact with your nearest authorized Assistance Centre if necessary International customers please contact your local SMEG distributor Manuale GW4090 User egge Smeg Instruments TABLE OF CONTENTS 1 KEY TO THE SYMBOLS USED IN THE MANUAL AND ON THE MACHINE 6 2 INTRODUCTION T
20. ater supply cock open closed water pressure connection pipe etc COLD WATER PRESSURE Check the water supply cock open closed water pressure connection pipe etc WARM WATER PRESSURE Check the water supply cock open closed water pressure connection pipe etc DEMI WATER PRESSURE Check the water supply cock open closed water pressure connection pipe etc COLD WATER LOAD TIME EXCEEDED Check the water supply cock open closed water pressure connection pipe etc WARM WATER LOAD TIME EXCEEDED Check the water supply cock open closed water pressure connection pipe etc DEMI WATER LOAD TIME EXCEEDED Check the water supply cock open closed water pressure connection pipe etc WATER LOAD SYSTEM FAILURE Check the water supply cock open closed water pressure connection pipe etc COLD WATER FLOWMETER FAILURE Check the water supply cock open closed water pressure connection pipe etc Repeat the cycle INSUFFICIENT WATER IN CHAMBER Check the water supply cock open closed water pressure connection pipe etc NOWATER IN CHAMBER Check the water supply cock open closed water pressure connection pipe etc NO PRESS IN HYD SYS FOAM Check the type of detergent used Repeat the cycle Mm B N NO NO NO h2 ND Jan M N oS O O OO QN UA I oS N O NO K Versione 22 10 08 39 sme Instruments Manual GW4090 User WASHING CHAM
21. ch program To select a separate drying cycle press the key from the menu of the selected program to access the following mask DRYING Confirm and confirm the selection with D The drying cycle will begin and the following message will appear PR DRYING DRYING TAI 76 7 TT 110 RunT 0 02 08 Once the drying cycle has terminated leave the door of the appliance open for a few minutes to allow the tub and the processed instruments to cool even though the drying phase always terminates with a cooling phase Versione 22 10 08 1 4 Manuale GW4090 User enn I 5 3 PRINTING THE LAST CYCLE EXECUTED nstruments A printout can be made of the last cycle executed when the machine is in standby mode proceed as follows PR PLASTIC N PHASES 5 Press the STOP button The following screen will appear LAST CYCLE PRINTOUT lt YES gt At this point press the ENTER key to print out the data regarding the last cycle executed Versione 22 10 08 1 5 Manuale GW4090 User enn I 5 4 HOW TO SELECT A WASHING DISINFECTING CYCLE nstruments Access the initial menu PR PLASTIC 70 C 000003 N Phases 5 Duration 1 10 00 Dryer ON 05 02 06 08 30 17 ptess to move to a higher menu where the list of programs can be scrolled with keys lt PREW ASH lt DEMI PREWASH gt BASES 70 C gt BASES 80 C gt NURS BOT 93 C When the cursor has reached the required p
22. e hole push on the screwdriver delicately without forcing until you hear the closing mechanism release has not exceeded 40 C Use the keyboard to open the door Depending on the settings chosen for the system a password must be entered to open the door during a washing cycle However it is always advisable to wait until the cycle terminates before opening the door The door may be opened during the cycle only if the temperature inside the washing chamber It is dangerous to open the door when the temperature inside the washing chamber exceeds 50 C Smeg declines all liability for damage to persons or property caused by forcing the door open during a thermal disinfection cycle 5 7 SECUTIRY POLICY USER PASSWORD AND SUPER USER For safety reasons Smeg implements a protection policy with four password levels that enable or deny access to the menus of the appliance These are in increasing order user level concerns the people who actually operate the machine nurses assistants department heads This password enables access to the program selection see 4 3 and change password see 11 1 menus only super user level concerns the person in charge of the machine department head clinical engineer etc This password can be used to access the following menus PROGRAMMING gt Loading Programs PROGRAM EDITING gt only in relation to the amount of detergent and the drying parameters COPY N
23. er smeg Instruments GENERAL RECOMMENDATIONS explosions Do not place materials dirtied with ash wax or paint in the appliance 1 Never use alcohol or solvents such as turpentine in the appliance as they could cause Do not rest or sit on the open door of the instrument washer as this could cause the appliance to tip over and endanger persons Never ever touch the heating elements in the tub just after a washing program has terminated The heating elements could become slightly discoloured as the instrument washer is used This is normal as it depends on the operating mode and will in no way impair the way the appliance operates Discarded appliances must be rendered unusable Cut off the power flex after having detached the terminals from the electric panel After this the appliance must be consigned to a differentiated waste collection center If the appliance functions in a faulty way disconnect it from the electricity main and shut off the water cocks After having done this call the nearest authorized Assistance Center The machine must only be used by specifically trained persons It is Smeg s task to train the designated users when the appliance s installed Smeg declines all liability for malfunctioning or accidents due to the appliance having been used by untrained persons Versione 22 10 08 8 Manuale GW4090 User 92955meQ Instruments 4 GENERAL OPERATING INSTRUCTIONS 4 1 POWERING Switch 1 t
24. flowmeter nr 4 optional P4 are in a good condition and not squashed Repeat the cycle Call the Technical Assistance Service if the fault persists 5 VERIFIY CONNECTIONS Repeat the cycle Call the Technical RLONMETERPUMPS 32 DOOR 1 ELECTRICALLY OPEN Make sure that the door is properly closed before beginning a cycle Call Ne wI W WwW ID U UJ wI W A tA I I R R O2 N R R O UJ o NO UJ the Technical Assistance Service if the fault persists 54 DOOR 1 MECHANICALLY OPEN Make sure that the door is properly closed before beginning a cycle Call Versione 22 10 08 40 sme Instruments Manual GW4090 User g the Technical Assistance Service 1f the fault persists DOORLOCK 1 FAILURE Make sure that the door is properly closed before beginning a cycle Call S ON the Technical Assistance Service 1f the fault persists Assistance Service if the fault persists DRYING 1 SAFETY SWITCH ON Press the 2nd button located on the bottom of the drawer see 17 1 and repeat the cycle If the fault persists call the Technical Assistance Service HEATING THERMOSTAT ON Press the 1st button located on the bottom of the bottom drawer see 17 1 and repeat the cycle If the fault persists call the Technical Assistance Service BLOWER 1 FAILED ARCHIVE ERROR Error inside the microprocessor adn ERN Call the Technical Assistance Service if the fault persi
25. hat powers model GW4090 is situated in the cabinet at the side and can only be accessed after the door of the side compartment has been opened The door to the side compartment is opened by pressing on the top left hand side S1 4 2 CONTROLS The keyboard is divided into two separate sections The left hand part of the display with keys for starting and stopping a program and for the reset process The right hand part of the display which contains the keys used for selecting editing programs selecting the machine parameters and the various functions adjustments A complete list of the keys and their relative functions is given below CD START starts the selected program Versione 22 10 08 9 Manuale GW4090 User egge Smeg I nstruments STOP stops the current program RESET forces the machine to run through a reset procedure both in the case of a deadlock and in other situations such as those after an alarm has occurred ARROW UP selection key ARROW DOWN selection key ARROW LEFT DRYER ON key used to select the separate drying cycle if available it is also used for moving to the right in each menu ARROW RIGHT DRYER OFF selection key for deactivating the drying cycle if available it is also used for moving to the right in each menu Versione 22 10 08 1 0 Manuale GW4090 User 3esmeg Instruments ENTER confirms the selection made program selection door opening
26. ine s hydraulic circuit is correct An alarm message will appear on the display if the pressure is incorrect 7 2 4 Washing temperature The optimum temperature at which washing takes place depends on the type of detergent used and the instruments to process However washing temperatures must usually exceed 50 C otherwise the chemicals will be inefficacious Versione 22 10 08 29 Manuale GW4090 User egge Smeg Instruments 7 2 5 Detergents used The detergents used represent the most important factor for obtaining an optimum washing result Smeg guarantees that optimum washing results are obtained so long as the customer uses the products tested along with the appliance Smeg has prepared two groups of programs that differ as to the type of detergents used both groups provide optimum washing and disinfecting results depending on the case in question Here are the products for which Smeg guarantees the envisaged washing results alkaline detergents Smeg s DETERLIQUID D and D2 acid neutralizers Smeg s ACIDGLASS P and P2 soda caustic 33 to be supplied by the end user anti foam agent Smeg s F1 S or F2 S liquids topping up and insetting the suction devices Wash the affected area immediately with water if detergent substances splash on to the skin Consult the next section for further details 1 Handle cans containing detergents with care always wear protective gloves when transferring Versione 22 10 08 30 Ma
27. ion device with its plug inserted instead If detergent spills out of the container it must be dried immediatelv INTO WASHING CHAMBER Versione 22 10 08 24 Manuale GW4090 User ogge Smeg Instruments The amount of detergent to dispense during a phase is programmed by means of the general programming menu Consult the PROGRAMMING AND PROGRAM EDITING chapter for further details about programming and modifying the programs MODEL GW3060 GW4090 Dispenser settings Recommended programming values Product value ap ml cycle PUMP P1 Alkaline detergent 15 25 30 50 PUMP P2 Acid neutralizer PUMP P3 Caustic soda 33 sol approx Antifoam PUMP P4 e If necessary the detergent dispensing values can be changed within the tolerated value range The accuracy of the dispensing system depends on the condition of the suction and delivery tubes in the worst case the error will not exceed 5 of the measured quantity The values to be entered are equivalent to the ml It Versione 22 10 08 25 Manuale GW4090 User egge Smeg Instruments 6 PREPARATION FOR THE WASHING AND DISINFECTING PHASE Effective disinfection starts with the instrument preparation phase To ensure that eliminate any possible coarse residue remaining from previous activities using suitable soaking methods and treatments before placing the instruments in the appropriate baskets delicately Instruments made in stain
28. less steel cannot be immersed in physiological solutions of sodium chloride for any reason as extended contact with this solution provokes corrosion creating holes and damage to the surface due to stress corrosion Avoid overloading the instrument basket holders Slag skin disinfectant residue physiological solutions etc must not enter the treatment containers The containers must always remain closed to avoid additional drying It is advisable to perform dry treatments when possible The instruments are immersed in a combined solution of disinfectant and detergent with no fixed protein effects as a preference when treating liquids However disinfectants based on aldehydes have a fixing effect Therefore we strongly suggest precisely following the indications provided by the manufacturer regarding concentrations and action times as well as the possible addition of detergent additives Always avoid long time intervals between this preliminary treatment and the instrument washer treatment as the risk of corrosion exists for both methods The instruments must be placed appropriately in instrument holders suitable for machine washing To assure effective cleaning the articulated instruments scissors clamps and forceps must be opened to avoid overlapping their surfaces as much as possible The instrument holders such as baskets racks and fixing devices must be designed to prevent shadow areas in the following cleaning and disinfecting phase In
29. nuale GW4090 User egge Smeg Instruments 7 2 6 First aid measures for use of detergents N Smeo s DETERLIOUID D and D2 General advice Remove any contaminated garments and take them to a safe place Contact with the skin Immediately wash the affected area with plenty of water if the product splashes on to the skin Apply a sterile gauze if possible Contact with the eyes If the product splashes into the eyes rinse them immediately with plenty of water for at least 10 minutes Apply a sterile gauze if possible and consult a physician Swallowing Rinse out the mouth with plenty of water and drink lots of water Consult a physician immediately Do not make the victim vomit N Smeo s ACIDGLASS P and P2 General advice Remove any contaminated garments Contact with the skin Immediately wash the affected area with plenty of water if the product splashes on to the skin Contact with the eyes If the product splashes into the eyes rinse them immediately with plenty of water for at least 10 min and consult a physician Swallowing Rinse out the mouth with plenty of water and drink lots of water Consult a physician immediately Do not make the victim vomit N Smeg s F1 S General advice Remove any contaminated clothing immediately Contact with the skin Immediately wash the affected area with plenty of water if the product splashes on to the skin Contact with the eyes Thoroughly and immediately rinse the eyes with
30. olley Take the following precautions do not fill the trolleys with too much material at the same time make sure that the instruments are positioned so that they do not overlap each other if the instruments have articulated parts open out the articulations as far as they will go do not place instruments covered with blood or other substances that have been allowed to dry into the trolleys bulky instruments must be put in the baskets in a manner that prevents shadow areas from being created as these areas obstruct cleaning of other instruments instruments with cavities flexible tubes respiration systems etc must have the possibility of being completely rinsed even internally Therefore inserts with washing devices designed specifically for treating this type of instrumentation must be used position the instruments so that they are unable to obstruct the spraying arms 7 2 3 Quality and quantity of water It is essential for the water to be of a good quality Have the water in the water supply system periodically checked Connect the demineralized water supply when possible conductivity lt 8 10 uS It may be advisable to increase the amount of water used for each phase by means of the relative menu depending on the washing trolley and program selected this parameter may not be changed for Smeg s programs 7 2 5 Water pressure By operating correctly the washing pump ensures that the pressure in the mach
31. re that the appliance s N operated by authorized users see 6 11 6 Versione 22 10 08 1 9 Manuale GW4090 User smeg Instruments 5 8 BUILT IN SOFTENER The machine has a softener for the washing water The amount of lime in the water denoting its hardness is responsible for the whitish stains on the dry instruments which tend to become opaque after a certain period of time The instrument washer is equipped with an automatic decalcifier which removes the hardening substances from the water by means of specific regenerating salt e Before the instrument washer is used for the first time pour 1 kg of salt into the reservoir along with a little water to fill Make sure that the plug is firmly closed each time the reservoir is filled The water and detergent mixture must not penetrate into the salt reservoir as this would prevent the regeneration system from operating correctly Moreover the washing tub and the instruments inside it would be damaged if salt were to spill out If this were to occur the warranty would become void Only use regenerating salt for domestic dishwashers Do not use normal kitchen salt e Edible salt must not be used as it contains insoluble substances that could damage the decalcifying system ovet a period of time The ionic exchange resins of the water softener are regenerated by sodium chloride i e common salt NaCl The only routine maintenance required is to add coarse salt to the reservoir when
32. rogram select it and confirm the selection with key The system will now access the menu of the selected program see 3 1 5 5 DEFERRED CYCLE START Access mask PR PLASTIC 70 C 000003 N Phases 5 Duration 1 10 00 Dryer ON 05 02 06 08 30 17 Versione 22 10 08 1 6 Manuale GW4090 User 9995meQqQ Instruments Press to access the mask where a deferred starting time can be selected for the chosen cycle Use keys and to enter the time interval Use RH ARROW and LF PLASTIC 70 C gt ARROW keys to move the cursor Digitize period Ore lt 00 gt Min 00 Starting can be postponed for up to 24 hours 5 6 HOW TO OPEN THE WASHING CHAMBER DOOR AND SIDE CABINET DOOR The steel door of the side compartment is closed by a lock of the push pull type lightly press on the top left hand side of the door to open it This will access the switch that powers the machine and the compartment where the cans of detergent are positioned Fig 5 6 1 The washing chamber can only be opened by means of button ny Versione 22 10 08 1 7 Manuale GW4090 User enn I In a power failure the door can be forced open by hand using a flat screwdriver at least 10 cm in length with a nstruments diameter of 3 3 5mm Proceed as described below to open the door find the hole under the lower profile of the door fig 5 6 1 1 qo insert the screwdriver into th
33. s If the D key is selected the system will access the program execution menu PR PLASTIC 70 C This menu displays the following information the name of the program activated Phasel FILLING the phase in which the appliance is operating the appliance is being filled with water in the example TL 22 TC221 the temperature in the washing chamber TL the test temperature TC RunT 0 01 17 the time that has elapsed since the program began Run When a program 1s running the only key that can be pressed is STOP Once this key has been pressed either the door can be opened if the temperature is no higher than 40 C or the cycle can be continued The following message will appear once the cycle has terminated PR PLASTIC 70 C Program terminated Open the door The door can be opened and the processed instruments removed The machine is now ready to begin a fresh washing disinfecting cycle appliance open this allows the washing chamber to cool down and makes the washing process of the next cycle more effective The combined time and temperature action of the detergents is used to the full if the temperature s low at the beginning of the washing cycle 1 It is advisable to wait a few minutes between one cycle and the next with the door of the Versione 22 10 08 1 3 Manuale GW4090 User enn I nstruments 3 2 HOW TO CARRY OUT A SEPARATE DRYING CYCLE The drying phase is a default setting in ea
34. s may turn the metal yellow or reddish brown These whitish deposits on the glassware or colourings on the surgical instruments can be removed by means of a special acid washing cycle using 200 250 ml of neutralizer If the colouring on the surgical instruments is persistent it may be necessary to treat them with an appropriate stain remover Versione 22 10 08 21 Manuale GW4090 User egge Smeg Instruments 5 8 3 Forced resin regeneration Simply enter 0 in the PHASE NUMBER data item in the menu below to make the machine perform a forced regeneration cycle immediately HARDNESS IN F lt XX 0 gt HARDNESS IN T lt XX 0 gt HARDNESS IN I lt XX 0 gt PHASE NUMBER lt XX 0 gt Versione 22 10 08 22 Manuale GW4090 User enn I nstruments 5 9 HOW TO REGULATE THE WASHING PRESSURE IN THE SPRAYING ARMS The pressure of the washing water in the top and bottom spraying arms can be regulated by means of the adjuster under the spraying arm itself Turn the adjuster lever fully towards the left normal position to obtain the maximum pressure in the top spraying arm or in the injection system Turn the lever towards the right towards the bottom of the tub to obtain the maximum pressure in the bottom spraying arm as the top one will be throttled Pressure regulator 1 Maximum flow at top level Balanced flow 3 Maximum flow from bottom arm 5 10 HOW TO FILL THE WASHING TROLLEYS The machine is supplied withou
35. s A and B as well as the HIV virus responsible for AIDS Thermal disinfection processes that provide a good degree of disinfection can also be carried out at lower temperatures and with shorter holding times The temperature holding time combination depends on which type of disinfection is required A stands for the equivalent time in seconds required to produce a given disinfection effect at a temperature of 80 C taken as a reference If D is the time required to reduce the bioburden on the instrument treated by a factor 10 thus with a 90 lethality degree at a particular temperature value 2 can be expressed as the temperature increase in K degrees required to reduce D in boldface by a factor 10 In view of this Ao stands for the value of A when the temperature is 80 C and value z equals 10 In short the value of Ao expresses the degree of lethality in seconds at a temperature of 80 C released by the thermal disinfection process to the device under treatment with reference to microorganisms that possess a Z value of 10 a characteristic valid for many microorganisms The Ao value that must be obtained depends on both the type and number of microorganisms on the contaminated medical device and on its successive use According to EN ISO 15883 and the recommendations of the Robert Kock Institute European authority on the subject an Ao of 600 is considered as the minimum standard for non critical medical devices i e for those
36. struments that can be disassembled must be put away according to the instructions provided by the manufacturer Instruments used for micro surgery must be placed on special racks or appropriate fixing devices Residue present on orthodontic instruments such as material used for lead sealing or acid substances used for removing cement must be eliminated immediately after use to prevent the risk of hardening and or corrosion Components of motor operated surgery systems must be disassembled immediately after use according to the instructions provided by the manufacturer Simple tools such as drills or saw blades can be treated like surgical instruments only if they are reusable medical clinical products Avoid direct and repeated contact with dirty instruments as much as possible Always use extreme caution Use all the individual protective devices available for this type of operation before and after treatment Versione 22 10 08 26 Manuale GW4090 User of3 SMeg Instruments j WASHING PROGRAMS DESCRIPTION SMEG s original programs are installed in program positions 1 to 20 These programs have been researched and formulated so as to guarantee the best possible washing and disinfecting results However they can be changed in telation to the quantity of detergent The remaining 10 positions from 21 to 30 are empty and can be used by the customer to create his own programs These new programs can either be created in the
37. sts LACK OF SALT Fill the softener s salt reservoir plug in tub BOILER SAFETY SWITCH ON If it is present try to reactivate the thermostat and repeat the cycle If the problem persists call the Technical Assistance Service TEMPERATURE gt 45 C Appears if option selected if the un QN N ON ON ON 1 4 oo uA W N Go oo JIN R J ON temperature of the water entering in the first phase exceeds 45 C RECOVERY FAILED Error inside the microprocessor Call the Technical Assistance Service J if the fault persists settings of the required cycle Assistance Service if the fault persists Assistance Service if the fault persists Assistance Service if the fault persists Assistance Service if the fault persists Technical Assistance Service Technical Assistance Service Versione 22 10 08 41 J O Manual GW4090 User enn sme Instruments g 9 CLEANING AND SERVICING Before proceeding with any setvicing work disconnect the electrical and hydraulic connections i e make sure that the water cocks are shut and that the switches of both the machine and electric panel are in the OFF positions 9 1 ROUTINE INSPECTIONS The following inspections must be carried out periodically to make sure that the machine remains in a perfect condition Each day Power the appliance Check the detergent levels Clean the spraying arms the filters and
38. t trolleys The Customer chooses the trolleys he needs from a vast range of available solutions These trolleys are simply placed on the door and allowed to slide inside Connection to the hydraulic circuit 1s automatic It may be necessary to initially adjust the upper funnel at the water inlet affecting their backs or articulations should not load or unload the trolleys Smeg declines all liability for problems concerning the health of persons caused by lengthy use of the machine 1 A loaded trolley can weigh as much as 20 kg take cate when handling it Persons with problems Take great care when positioning the instruments in the baskets trolleys a good position where all the surfaces are exposed to the washing action certainly contributes towards the result of the washing and disinfecting cycle Versione 22 10 08 23 Manuale GW4090 User 9995meQqQ Instruments 5 11 DETERGENT DISPENSING SYSTEM The machine is equipped with peristaltic pumps that dispense liquid detergents Each tube is marked by a tag that indicates the number of the pump and the relative additive it can dispense take care not to invert the tubes The level of the liquid is monitored by means of level sensor PERISTALTIC PUMPS AIRBREAK SYSTEM DETERGENT TANKS Fig Up to four 4 cans can be housed in the side cabinet on two can baskets that run on pull out guides for easier positioning and replacement The plug must be removed from each can and the suct
39. tach the hydraulic and electrical connections Versione 22 10 08 43 Manual GW4090 User 9995meqg Instruments 9 7 DRYING AIR FILTER The air filter of the drying system must be periodically checked and changed It is located in the upper part of the detergent compartment the pictures below is for demonstration only it is not the real layout The mat filter installed possesses 98 DOP efficiency and should be replaced at least once a year This operation is simple to do and the user can carry it out on his own after ordering the spare filter Unscrew the screw that holds the filter in place in order to disassemble the filter holder and install the new filter ABSOLUTE FILTER FILTER GRILLE The ABSOLUTE 99 99 DOP HEPA filter is installed above the 98 DOP filter By definition the filter remains efficient until it fully clogs something that occurs progressively thus reducing the volume of drying air Here again it is advisable to replace the 1st stage once a year and to visually check to see how much the second filter has darkened at this time The appliance will warn when the absolute filter needs replacing Warning It is absolutely essential to have the absolute filter replaced by Smeg s authorized personnel Versione 22 10 08 44 sme Instruments Manual GW4090 User g 9 8 EXTERNAL CLEANING The external parts of the appliance must be periodically cleaned The front panel can be cleaned with a
40. ter This is positioned under the coarse filter fig 20 It is advisable to check and clean it when the coarse filter is inspected Use a brush and hot water to clean this filter perfectly Circular filter Proceed as described below to disassemble this filter e hold the coarse filter by its lobes and turn it in the anti clockwise direction fig 21 Versione 22 10 08 42 Manual GW4090 User 99955meQ Instruments e lift the entire assembly i e filter filter cone coarse filter and microfilter without pressing the lobes fig 22 When this filter 1s cleaned it is also advisable to clean the others 9 4 HOW TO CLEAN THE INLET FILTERS The inlet filters installed at the entrance to the cocks must be periodically cleaned This is done by simply unscrewing the supply pipes 9 5 INSPECTION If the appliance fails to function before calling the Assistance Service make sure that the fuses are efficient and the appliance 1s receiving power the powering knob has been turned and the display is on the cocks are fully open the water filters are not clogged the fill pipe is not bent 9 6 LONG IDLE PERIODS If the machine is to remain idle for a long period of time it is advisable to e Carry out 3 soaking cycles without a load e Detach the electrical connections e Dose several liters of water into the tank by hand use demineralized water if available e leave the door open to prevent unpleasant odours from forming e De
41. that only come into contact with uninjured skin A further condition required is that microbic contamination must only be slight and there must be no heat resistant pathogens present An Ag value of 600 can be obtained by maintaining a temperature of 80 C for 10 minutes or 90 C for 1 minute or again 70 C for 100 minutes lowerer temperature are not recommended If instruments are contaminated with heat resistant viruses such as those of hepatitis B the value of Ay must be at least 3000 This can be obtained by maintaining a temperature of 90 C for 5 minutes An Ae value of 3000 1s considered the minimum value to apply to all medical devices considered to be critical Programs that include thermal disinfection have therefore been designed to offer the following Ao values TEMPERATURE AND Ao TIME 90 C for 1 min 90 C for 5 min 3000 93 C for 5 min 6000 93 C for 10 min 12000 For the sake of convenience the formula for calculating Ao is given below a Ay Te TE where Versione 22 10 08 32 Manuale GW4090 User o229 t time in seconds for which the disinfection temperature must be maintained Instruments T disinfection temperature in C Versione 22 10 08 33 PROGRAM NAME PROG NUMBER PLASTIC WASH GLASSWARE QUICK WASH GLASSWARE MEDIUM WASH u GLASSWARE 6 INTENSIVE WASH H Versione 22 10 08 BLOOD STAINED GLASSWARE INTENSIVE WASH WASH AT 75 C WITH ALKALINE DETERGENT
42. tton and comply with the relative procedure in order to overcome the situation By and large an alarm indicates that the machine is operating in a faulty way and needs to be repaired by a technician Sometimes however the alarm may be caused by a temporary situation Before calling the authorized Technical Assistance service you are therefore advised to make a Reset and repeat the cycle a second time Call the authorized Technician if the alarm persists The possible alarm messages are indicated below To release the machine when one of these messages appears depress the RESET key N for a couple of seconds n order to activate the RESET cycle Ifa cycle has been stopped during a high temperature phase remember that the temperature must drop below 45 C betore the door can be opened Versione 22 10 08 38 sme Instruments Manual GW4090 User g Alarm ID I WATER HEATING FAILED Check the condition of the safety thermostat first plunger on the upper wall of the detergent reservoir Call the Technical Assistance Service if the fault persists VWEEEN ooo eee temporary alarm EN dni a ANE temporary alarm 5 PROBE TLI DISCONNECTED Call the Technical Assistance Service LACK OF COLD WATER Check the water supply cock open closed water pressure connection pipe etc LACK OF WARM WATER Check the water supply cock open closed water pressure connection pipe etc LACK OF DEMI WATER Check the w
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