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User manual

 

28

 

6.1. 

DESCRIPTION OF THE ALARMS 

N° 

Description 

Action 

Mains 

A01 

Mains failure or significant fall in voltage occurred 
during the cycle. 

The load cannot be considered sterile. 
The cycle must be repeated. 

Sterilization chamber 

A10 

The time spent to reach the sterilization plateau is 
too long (overload, leaks, etc.). 

Clean the door seal, repeat the cycle. 
If the problem persists   

℡

  service. 

A11 

The temperature of the chamber heating element 
is above the nominal value. 

Repeat the cycle. 
If the problem persists   

℡

  service. 

A12 

The temperature of the chamber heating element 
is below the nominal value. 

Repeat the cycle. 
If the problem persists   

℡

  service. 

A13 

During the sterilization process, the pressure 
measured in the chamber is above the maximum 
threshold.  

Repeat the cycle. 
If the problem persists   

℡

  service. 

A14 

During the sterilization process, the pressure 
measured in the chamber is below the minimum 
threshold. 

Repeat the cycle. 
If the problem persists   

℡

  service. 

A15 

During the sterilization phase, the temperature of 
the steam is below the minimum threshold. 

Repeat the cycle. 
If the problem persists   

℡

  service. 

A16 

During the sterilization phase, the temperature of 
the steam is above the maximum threshold. 

Repeat the cycle. 
If the problem persists   

℡

  service. 

A17 

The temperature sensor of the chamber heating 
element is broken or disconnected. 

℡

  service 

A18 

The internal temperature sensor (steam) of the 
chamber is broken or disconnected. 

℡

  service 

A19 

Air Detection system – Leak found in PPH phase 

Repeat the cycle. 
If the problem persists   

℡

  service. 

A20 

Air Detection system – A.D. problem 

Repeat the cycle. 
If the problem persists   

℡

  service. 

Steam generator

 

A21 

The temperature of the steam generator is above 
the maximum threshold. 

Repeat the cycle. 
If the problem persists   

℡

  service. 

A22 

The temperature of the steam generator is below 
the minimum threshold. 

Repeat the cycle. 
If the problem persists   

℡

  service. 

A23 

The temperature sensor of the steam generator is 
broken or disconnected. 

℡

  service 

 

Summary of Contents for Lisa MB 17

Page 1: ...Water Steam Sterilizer LISA MB17 22 201 10 AEN REV 9 User Manual ...

Page 2: ......

Page 3: ...Maintenance program 4 5 8 Service program 4 6 CYCLE SELECTION 4 6 1 Cycle table 4 6 2 Selection start of the cycle 4 6 3 Cycle procedure 4 6 4 Copies of cycle printouts 4 7 Manual stop 4 8 Cycle data information 4 9 Cycle data summary end of cycle 5 MESSAGES 6 ALARMS 6 1 Description of the alarms 7 USER MAINTENANCE 7 1 Maintenance program 7 2 Cleaning the door seal 7 3 Cleaning the chamber trays a...

Page 4: ...The sterilizer must be used only for the purpose for which it was intended the steam sterilization of solids textiles and hollow items unwrapped single or double wrapped The documentation and diagrams used in this manual are the property of W H l STERILIZATION all rights reserved The photocopying even in part of the text or illustrations is forbidden We reserve the right to modify the sterilizer i...

Page 5: ...om the chamber Comply with the maximum weight specified having been tested and validated for each load type see 4 6 1 by W H l STERILIZATION in order to ensure smooth operation and effective sterilization Do not remove the instruction plate or any label from the sterilizer Do not pour water or any other liquid over the sterilizer Unplug the mains lead before inspecting or servicing the machine Rep...

Page 6: ...nty card are supplied in a sturdy box Check the condition of the packaging on receipt Contact the carrier immediately and inform your supplier if the outer packaging is damaged 1 1 UNPACKING THE STERILIZER 49Kg MB17 56 kg MB22 2 9 0 5 m m 4 25 cm 64 5 cm 74 5 cm MB22 54 48 6 9 0 5 m m 10 ...

Page 7: ...ion chamber and click it into position The rack is reversible and can be positioned to take either 5 trays horizontally 3 cassettes vertically or 3 trays cassettes horizontally Usable space This equates to the usable volume of the chamber accommodating the sterilizable load This volume is equivalent to a parallel pipe with the following dimensions L 195 mm H 205 mm W 300 mm i e 12 litres MB17 L 19...

Page 8: ...ed below ព Install the sterilizer on a flat and level surface ព The maximum weight of the sterilizer with the main water tank full and the chamber fully loaded is 57 0 kg 129 4 N m 140 N foot MB17 66 5 kg 177 3 N m 160 N foot MB22 ព Leave a gap of 5 cm at the back and 2 cm on each side of the sterilizer to ensure adequate ventilation ព Do not place the sterilizer near a sink or in a location where...

Page 9: ...cable to the back of the sterilizer Check that the serviceable voltage specified on the name plate located on the back of the sterilizer corresponds to the supplied mains voltage The overall electrical safety of the sterilizer is only guaranteed if the sterilizer is appropriately earthed If unclear have the installation checked by a qualified electrician Do not plug other equipment into the same s...

Page 10: ...surgery 4 5 2 The serial number of the sterilizer The chronological number of the cycle The date and time at the beginning and at the end of the cycle The cycle selected The duration temperature and pressure of the various phases Comments on cycle efficiency Attention We recommend to use the following printer Custom DP40H It has been tested and is perfectly compatible with the sterilizer and its s...

Page 11: ...or Main switch circuit breaker Switch ON OFF of the sterilizer Use this switch to interrupt a cycle only in the case of a noted defect Replaces the fuses Main water tank drain connection Bacteriological filter Used water tank drain connection 9 pin serial port For technical department only ...

Page 12: ...User manual 10 3 2 REAR VIEW OF THE STERILIZER 25 pin printer port Mains plug socket Condenser ventilation Connection for external used water drainage Compliance plate ...

Page 13: ...ly go into stand by mode Stand by mode time is programmable 4 5 6 Cycle selection 4 6 2 Access to sub menus 4 5 Manual stand by When the sterilizer is switched ON the chamber is automatically heated to 110 C Pre heating starts from room temperature and takes approximately 10 minutes It is nevertheless possible to select and start a cycle before the end of pre heating ...

Page 14: ...is fitted with a maximum level sensor 3 5 l on MB17 or 4 5 l on MB22 The 2 tanks are connected to drain connections located behind the service door The water consumption per cycle varies depending on the type and mass of the sterilized load The following message is displayed on the screen when the minimum water level is reached in the main tank While the message is displayed it is impossible to ru...

Page 15: ...e lower edge of the opening to the water tank If the sterilizer is not used for more than 3 days both water tanks must be completely drained in order to avoid alga growth or any other deposits Attention Use only high quality distilled or demineralized water see Annex 7 The water from the main tank 3 litres on MB17 or 4 litres on MB22 has been used for a series of cycles This water has been drained...

Page 16: ...hown in the diagram Allow the entire contents of the tank to empty and discard the used water NEVER RE USE THE USED WATER Disconnect the drain tube by pressing the push button on the drain connection In the meantime while the used water tank is drained the main tank can be re filled If the sterilizer is not used for more than 3 days both water tanks must be completely drained in order to avoid alg...

Page 17: ...nd DOWN keys Confirm the selection by pressing the sub menu access key Refer to the relevant chapter for the sub menu selected LANGUAGE D A T E C L O C K PR I N T E R T O U C H S C R E E N S T A N D B Y S E R V I C E U S E R N A M E MAINTENANCE Cursor UP Cursor DOWN To exit the program menu Access to sub menu Consult 4 5 1 4 5 2 4 5 3 4 5 4 4 5 5 4 5 6 4 5 7 4 5 8 ...

Page 18: ...ROGRAMMING THE NAME OF THE DOCTOR SURGERY Cursor UP Cursor DOWN Selection confirmation To exit the sub menu Alphabet scrolling Letter selection cursor to the right Letter selection cursor to the left Alphabet scrolling Confirmation exit of the sub menu ...

Page 19: ...he end of the cycle report Place the selection cursors under the data that is to be adjusted Increase or decrease its value move the cursors under the next value and repeat operation Confirm the adjustment by pressing the Ok key 4 5 4 PROGRAMMING THE PRINTER Increase Decrease Control of selection cursors Confirmation exit of the sub menu Cursors Cursor UP Cursor DOWN Confirmation of the selection ...

Page 20: ... 4 5 5 PROGRAMMING THE BRIGHTNESS OF THE TOUCH SCREEN 4 5 6 PROGRAMMING THE STAND BY MODE Darker Lighter Confirmation exit from the sub menu Cursor UP Cursor DOWN Confirmation of the selection Exit from the sub menu ...

Page 21: ...been confirmed by pushing the Ok icon The counter is then automatically reset If one of the three operations is completed before the respective counter has reached 0 it is necessary to reset the counter manually Place the cursor in front of the operation with the icons UP and DOWN and reset it by pushing the Ok icon 4 5 8 SERVICE PROGRAM In this sub menu it is possible to select and run the Bowie ...

Page 22: ...S TYPE OF LOAD Max mass of the load Solid Porous 4 5 1 5 kg MB17 6 0 2 0 kg MB22 4 5 1 5 kg MB17 6 0 2 0 kg MB22 4 5 1 5 kg MB17 6 0 2 0 kg MB22 Empty Load The 3 Class B cycles can sterilize and dry all type of loads full solid porous hollow A hollow B plastics rubber etc unwrapped bagged single and double wrapped but Instructions given by the respective manufacturers must be followed in each case...

Page 23: ...essary from the stand by mode Enter cycle select menu Position the cursor in front of the required cycle Confirm your selection by pressing the OK key Start the selected cycle Cursor DOWN Confirmation of the selection Cursor UP Exit and return to selection screen ...

Page 24: ...y 10 minutes the pump will run for 40 seconds in order to ventilate the chamber and load preventing the build up of moisture This operation continues until the temperature of the chamber falls below 60 C Before the door is opened it is possible to access the cycle data by simply pressing the Info icon see 4 9 You can access the technical parameters at any time by pressing the Info icon see 4 8 If ...

Page 25: ...alise the system and return the chamber to atmospheric pressure The door can be opened when the Exit key appears on the display at the end of this phase The load is not sterile and the cycle must be repeated 2 M A N U A L S T O P L O A D N O T P L E A S E W A I T S T E R I L E If the cycle is interrupted after the PR phase plateau period following message will be displayed and printed LOAD STERILI...

Page 26: ...a at any time during the cycle by pressing the Info icon The following data will be displayed Exit and return to the current cycle screen Date Time Chamber pressure T calculated Pressure T of the steam T chamber heater T steam generator Phase in progress Duration of the phase ...

Page 27: ...ummary of the completed cycle The first screen lists the pressure and duration of each phase until the process PV vacuum pulse PP pressure pulse The second screen indicates the temperature and pressure relating to the sterilization phase Measured pressures begin end min max Measured temperatures begin end min max Exit and return to cycle end screen ...

Page 28: ...ibed in 4 4 CLOSE THE DOOR The door is not closed properly Close the door DOOR LOCKING PROBLEM The door could not be locked properly Control clean the door seal Monitor Service if the message persists Ttheo Tsen DIFF IN STERL PHASE During sterilization phase 2 C difference between measured and theoretical temperatures deducted from the pressure The sterilization grade is satisfactory because at th...

Page 29: ...urn the chamber to atmospheric pressure The load is not sterile and the cycle must be repeated The alarm screen appears Press the OK icon at the end of the re initialisation phase to confirm the reading of the alarm Opening of the door and return to stand by mode L O A D N O T P L E A S E W A I T S T E R I L E Code of the alarm interrupted phase see table 6 1 If the cycle is interrupted after the ...

Page 30: ...elow the minimum threshold Repeat the cycle If the problem persists service A15 During the sterilization phase the temperature of the steam is below the minimum threshold Repeat the cycle If the problem persists service A16 During the sterilization phase the temperature of the steam is above the maximum threshold Repeat the cycle If the problem persists service A17 The temperature sensor of the ch...

Page 31: ...ned after 5 pulses is not sufficient The calculated additional 6th pulse is impossible to obtain outside limits Clean and check the door seal 7 2 repeat the cycle If the problem persists service A34 The last 10 cycles have required a 6th additional vacuum pulse Sterilization is guaranteed because the additional 6th pulse ensures the global vacuum level has been obtained service for control Door lo...

Page 32: ...ry The maintenance sub menu 4 5 7 indicates the number of cycles remaining before replacement of the bacteriological filter the door seal and when general servicing is required The three counters are decreased in value after each cycle When one of the counters reaches 0 a corresponding message appears at the bottom of the selection screen It is not possible to run a new cycle the selection button ...

Page 33: ...assettes 7 4 CLEANING THE EXTERNAL PARTS Clean the external parts with a damp cloth and mild detergent Never use scouring agents or highly abrasive products 7 5 REPLACEMENT OF THE BACTERIOLOGICAL FILTER Open the service door Unscrew the bacteriological filter by hand anti clockwise Insert and manually screw the new filter into position Ensure that you clean all around the sterilizer chamber Do not...

Page 34: ...entire contents of the tank to empty Disconnect the drainage hose by pressing the push button on the drain connection Fill both reservoirs each with 2 8 litres of demineralised water 0 2 litres of 90 alcohol MB17 3 7 litres of demineralised water 0 3 litres of 90 alcohol MB22 Allow the solution to sit for 30 minutes Drain both tanks and discard the 3 litres on MB17 4 litres on MB22 of solution Fil...

Page 35: ...f the sterilizer Remove the door seal by hand Carefully clean the seal seat with a cotton bud moistened with alcohol Moisten the new seal Insert the seal in the sequence illustrated in the following diagrams Insert the seal starting as follows Up Down Left and right ...

Page 36: ...f the 5 Solenoid valves Replacement of the vacuum pump membrane kit Replacement of the water filter Replacement of the steam generator heating element Cleaning the sterilization chamber Cleaning the sterilization chamber filter Cleaning the steam generator filter EV5 Check of the pneumatic connections Check the electrical connections Check the door locking system Check the 2 pressure safety valves...

Page 37: ...incorrectly positioned The sterilizer must be installed on a level surface Comply with the maximum mass for each type of load 4 6 1 Follow the recommendations listed in Annex 2 Humidity in the packaging or in the load Overloaded chamber Load incorrectly positioned Comply with the maximum load 4 6 1 Follow the recommendations listed in Annex 2 Oxidation or spots on instruments Use of poor quality w...

Page 38: ...mm H 205mm D 300mm MB17 16 l W 195mm H 205mm D 400mm MB22 0 3 µm Distilled water or demineralized Water quality Min Max consumption Double tank Autonomy Conform to EN 13060 annex C 0 2 l 0 35 l full porous load on MB17 0 3 l 0 50 l full porous load on MB22 Min 8 cycles full porous load Connections Parallel printer port Miscellaneous Fully micro processor driven and controlled touch screen Mains fi...

Page 39: ...assettes in the vertical position if possible to ensure thorough drying Place the items in such a way so as to allow the steam to circulate properly Empty containers or non perforated trays must be placed upside down to prevent accumulation of water Items made from different materials stainless steel carbon etc must be placed on separate trays Where instruments are manufactured from carbon steel p...

Page 40: ...sive for both instrument and sterilizer 3 Maintenance Once the instrument has been disinfected cleaned and is dry free from residues it must be lubricated before not after sterilization a Manual lubrication with oil spray Check the condition of the O ring on the spray insert Replace if necessary Purge the spray tubes by blowing air into the instrument Lubricate using an oil aerosol in accordance w...

Page 41: ...t to 4 min not to falsify the result Carry out the test as follows Place the Bowie Dick Test complete packet on the lower tray of the chamber with the label facing upwards Select and start the Helix B D cycle from the service sub menu Once the cycle is completed open the door and remove the test Caution the packet will be very hot Remove the indicator strip from the centre of the packet Correct re...

Page 42: ...teau of 3 min 20 sec guaranteeing a security margin a drying time cut to 4 min not to falsify the result Carry out the test as follows Place a test strip inside the capsule Close the capsule Place the test on the lower tray in the chamber Select and start the Helix B D cycle from the service under menu Once the cycle is competed open the door and remove the test Caution the Helix Test will be very...

Page 43: ...he result must be less than 0 02 bar Comments positive or negative are displayed at the end of the test IMPORTANT According EN13060 norm the AIR LEAKAGE VACUUM TEST requires a 13mbar 0 013bar leak test within a period of 10min that is to say 1 3 mbar min The sterilizer pressure sensor is not 1mbar 0 001bar but 10mbar 0 01bar accurate A leak of 13mbar is therefore not measurable but only a 20mbar 0...

Page 44: ...l Iron 0 2 mg l Cadmium 0 005 mg l Lead 0 05 mg l Rest of heavy metals excluding iron cadmium lead 0 1 mg l Chloride 2 mg l Phosphate 0 5 mg l Conductivity at 20 C 15 µs cm pH value 5 to 7 Appearance colourless clean without sediment Hardness 0 02 mmol l NOTE 1 The use of water for steam generation with contaminants at levels exceeding those given in this table can greatly shorten the working life...

Page 45: ...0XX Anodised perforated aluminium trays 18 5mm x 28 5mm T523200X MB17 T523202X MB22 Reversible rack F523002X MB17 F523006X MB17 Cassette holder F523000X Tray holder F523001X Drain tubing with quick coupling S230900X Mains cable Funnel F540902X Bacteriological filter W322400X Door seal F460503X ...

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Page 48: ...Importer Manufacturer W H Sterilization S r l Italy I 24060 Brusaporto BG Via Bolgara 2 t 39 035 66 63 000 f 39 035 50 96 988 wh com ...

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