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Lexa MINI
Instructions for use manual
W&H Lexa MINI Instructions For Use Manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Conformity
Symbols and Messages
Introduction
About this Manual
Use Restrictions
Safety Information
Safety Warnings
Responsibility
Getting Started
Unpacking
Handling
Product Description
Installing the Sterilizer
Operating the Sterilizer
User Interface Menu
Sterilizer Setup
Iodent
User Authentication (Optional)
Elitrace (Optional)
USB Pen Drive
Standby Mode
Administrator
User Management (Optional)
Traceability Options (Optional)
Hide/Unhide a Cycle
Managing Printers
Printer Selection (Optional)
Label Printer Selection (Optional)
Label Printer Usage (Optional)
Label Content Description
Sterilizer Tests
Sterilizer Performance Tests
Bowie and Dick Test
Vacuum Test
Sterilization Cycles
Load Maintenance and Preparation
Prepare the Sterilizer
Sterilization Cycle Description
Sterilization Cycle Management
Unloading
Sterilization Cycle Report
Maintenance
Warnings for Maintenance Operations
User Maintenance
50-Cycle or Monthly Maintenance
400-Cycle Maintenance
800-Cycle or Yearly Maintenance
Extraordinary Maintenance
Disposal
Diagnostics
Errors
Troubleshooting
Emergency Door Opening
Technical Data
Sterilization Programs
Sterilization Cycle Phases
Technical Data
Recommendations for Validation
Diagrams
Water Quality
Accessories, Spare Parts, Consumables
Authorized W&H Service Partners
Documentation Forms
W&H Installation Check-List
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Instructions for Use
RIS-305
RIS-305 Med - ENG - Rev01
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Summary of Contents for W&H Lexa MINI
Page 1
Instructions for Use RIS-305 RIS-305 Med - ENG - Rev01...
Page 3: Table Of Contents
Maintenance USB pen drive Warnings for maintenance operations Standby mode User maintenance Administrator 50-cycle or monthly maintenance User management (optional) 400-cycle maintenance Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 4
Sterilization cycle phases Technical data Recommendations for validation Diagrams Water quality Accessories, spare parts, consumables Authorized W&H service partners Documentation forms W&H installation check-list Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 5: Conformity
Safety requirements for electrical equipment for measurement, control and laboratory use, general requirements ASME Boiler and pressure vessel code EN 13060 Small steam sterilizers Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 6: Symbols And Messages
PROPERTY DAMAGE MESSAGES Notice: indicates information considered important, but not hazard-related. Typically to avoid damage to the product. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 7
Manufacturing date (YYYY- MM-DD) The sterilizer must be transported authorized technicians due Country of manufacture to its heavy weight Stand-by IEC 60417-5009 Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 8: Introduction
For this reason, it should always be accessible to operators both online and offline. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 9: Use Restrictions
The devices are intended for professional use by trained people only. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 10
See "Sterilization programs" on page 84 for the full list of key program features, including sterilization time, temperature, drying time and recommended load type. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 11: Safety Information
(see "Run a sterilization cycle" on page 52). Do not drink any water that has been inside the sterilizer. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 12
USB ports saving. Intended use: Regularly backup the cycle reports to ensure to have a copy in case of cybersecurity events or incidents. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 13
The device saves cycle data on the USB pen drive. Each file contains cybersecurity events: a control code that allows to check the file integrity. 4) Cloud secure communication Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 14: Responsibility
The safety devices of the sterilizer are impaired when the product itself is not installed, used and serviced in accordance with these Instructions for Use. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 15: Getting Started
Weight without box: Sterilizer setup Lexa MINI 5: 57.3 lbs (26 kg) ioDent User authentication (optional) EliTrace (optional) USB pen drive Standby mode Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 16
Note: the packaging of the product is environmentally friendly and can be disposed of by industrial recycling companies. Sterilizer Trays (two) Tray holder Power cord Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 17
See "Accessories, spare parts, consumables" for a full list of optional accessories. Tube for drain connection Compressed air tube (only for Lexa MINI equipped with ejector) Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 18: Handling
Allow the sterilization chamber to cool down. Use original packaging when shipping or transporting the sterilizer. Replacement packaging materials are available from Service W&H. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 19: Product Description
Chamber door Clean water tank Door locking system Touch screen Service door Sterilization chamber Door gasket Water filling cover Tank venting cap Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 20
Description Mains switch USB port Identification label Clean water drain connection (blue) Drain tube release button Port for emergency door opening tool Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 21
Compressed air connection (only for Lexa MINI equipped with ejector) Air filter (only for Lexa MINI equipped with vacuum pump) HEPA Filter External used water tank connection Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 22
Getting started CHAMBER ACCESSORIES Part Description Upper tray Lower tray Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 23: Installing The Sterilizer
Connect the sterilizer to a dedicated line. Do not use cable extensions nor multiple sockets/adapters. Ensure that external and internal surfaces are free from moisture or condensation before connecting to power. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 24
The compressed air supply must comply with the data label on the back of the sterilizer. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 25: Operating The Sterilizer
Attach the power cord to the socket in the rear of the sterilizer and route the cord through the cable guides. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 26
Title/purpose of the screen, or the cycle number and the current date and time. Available cycles and tests. Additional buttons used to navigate the menu. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 27: User Interface Menu
Manages the sterilizer sounds. Opens the pages to accessories management. Accessories Cycle Opens the pages to manage cycles. Maintenance Carries out the maintenance procedure. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 28
Shows the sterilizer name. status of the connection with the W&H monitoring server. Akidata status Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 29
Protects with a password the cycle start, the Shared Selects a printer connected to another sterilizer cycle stop and the load release. Printer (connected via local network). Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 30
Displays the consumable replacement procedure videos. Door Gasket Water Shows the water information (conductivity, clean water tank level and dirty water tank remaining capacity). Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 31
Indicates the value that may be changed and appears by clicking on Confirms the active option and saves a setting or a parameter. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 32
Increases/decreases the value. Indicates that the option is active/not active. Indicates that the option is enabled/disabled. Show an animation about the replacement procedure. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 33: Sterilizer Setup
SET THE DISPLAY BRIGHTNESS To change the display brightness: On the homepage, tap > > to change the value. to confirm. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 34: Iodent
IP addresses (ask your IT Note: for more information contact your dealer. manager for details). Then tap to confirm. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 35: Elitrace (Optional)
WHAT TO DO IF YOU FORGET YOUR PIN If... Then... you are a common user contact the administrator you are the administrator contact your authorized service provider Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 36: Usb Pen Drive
Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 37: Administrator
WHO CAN MANAGE USERS AND RESET THEIR PIN Only a user with administrator rights can create and delete users and reset the PIN code of a user to "0000". Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 38: Traceability Options (Optional)
Note: remember the user to change its PIN before reusing the sterilizer ( > > > to confirm and go back to the previous page. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 39: Hide/Unhide A Cycle
Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 40: Managing Printers
On the homepage, tap > > > Tap the model of the printer to use. to confirm and go back to the previous page. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 41: Label Printer Usage (Optional)
The automatic printing option permits to automatically print a preset number of labels after a successful sterilization cycle. The labels are printed only after the user has identified him/herself (with password Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 42
On the homepage, tap > > > Activate Manual printing. to confirm and go back to the previous page. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 43: Label Content Description
Date and time of cycle start Expiry date of the bag/package. Expiry The cycle outcome if a storage time is not set. date Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 44: Sterilizer Tests
Validate the sterilizer performance in terms of: See "Vacuum test" on page 48. efficiency of the vacuum pump tightness of the pneumatic circuit Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 45: Bowie And Dick Test
(only with QR code / Bar code reader for labels connected). Place the B&D test pack in the center of the lower tray and close the chamber door. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 46
/ Bar code reader for labels connected); the test report is saved in the HTML file. Note: for more information on test traceability, see the dedicated documentation. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 47
The indicator sheet has changed colour (a uniform dark blue pattern). Note: for interpreting the test result follow the instructions of the PCD manufacturer. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 48: Vacuum Test
Empty the sterilization chamber to ensure no load is present. Close the chamber door and ensure the sterilization chamber is completely dry and cold to avoid any false negative outcome. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 49
Clean the chamber face side and the chamber filter (see "User maintenance" on page 61). Repeat the Vacuum test. See "Carry out the test" on the previous page. If the test fails repeatedly, contact technical service. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 50: Sterilization Cycles
Notice: any residual of chemicals could seriously damage the sterilizer. The manufacturer’s warranty is void in case of damage caused by chemicals. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 51: Prepare The Sterilizer
See "Technical data" on Chemical/biological indicator For more information see the dedicated page 93 for the tank volume. and Helix strip/s documentation. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 52: Sterilization Cycle Description
See "View the program features, including sterilization time, temperature and cycle parameters" on page 54. recommended load type. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 53
(e.g., if you want to load the sterilizer in the evening and run standard sterilization cycle early the next morning before Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 54
Following is an example: While the sterilization cycle is running or when cycle ends tap : the cycle information page opens. to scroll the pages. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 55
Remove the load and stock it. Reprocess the load if necessary. CAUTION! Hot steam. Wait the steam to dissipate before opening the door. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 56: Unloading
LAN . to print the report, or tap to save the report on the USB pen drive. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 57
USB. To check if the parameters entered are valid, see "Test the data storage " on the next page. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 58
Only the last 400 cycles in HTML and 5 cycles in SCL in the sterilizer memory can be saved in the remote folder. On the homepage, tap > > > > to start the remote saving. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 59
MIN, MAX temperature MIN, MAX pressure Plateau/Sterilization phase end Drying phase start Drying phase end Chamber venting phase Pressure leveling phase Cycle end conditions Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 60
Cycle validation (you can choose to accept or reject the Cycle Validation Summary results): Plateau time Min. temperature Chemical indicator Biological indicator Helix strip/s Tracking Tracking code for traceability management Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 61: Maintenance
66. personnel from the working area. Replace the door gasket. See "Replacing the door Yearly gasket" on page 67. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 62
When you have replaced the consumable tap to confirm: the executed cycle counter is reset. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 63: 50-Cycle Or Monthly Maintenance
Rinse with clean water. Note: when the seal is new it might be necessary to hold the door gently closed at the sterilization start. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 64
Reposition all pieces of the chamber accessories properly. Note: tap to see the animated cleaning procedure. Note: the trays may also be cleaned in a washer disinfector. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 65
Notice: never use any other disinfectant, detergent or abrasive product, as they might result aggressive for the external covers and damage them. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 66: 400-Cycle Maintenance
Unscrew the HEPA filter by hand (counter-clockwise). Screw on the new HEPA filter (clockwise) and tighten it snug. Note: tap to see the animated replacement procedure. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 67: 800-Cycle Or Yearly Maintenance
Carefully clean the seal seat and the inside face of the chamber door. Note: tap to see the animated replacement procedure. Insert the new seal and press it starting from the central-upper point. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 68
Maintenance Press left and right. Make sure the door gasket is seated evenly. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 69: Extraordinary Maintenance
To drain the water, insert the drain tube connector in the blue connection. When the water has been completely drained, press the release button to remove the drain tube and close the chamber door. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 70: Disposal
The same instructions apply to disposal of all used consumable parts. MATERIALS The sterilizer is mainly built from fiber-reinforced polymers, metals and electric / electronic components. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 71: Diagnostics
Ensure that the sterilizer fan is not blocked. See error "13x to 16x" on the next page. Repeat the cycle. If the problem persists, contact technical service. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 72
If the problem persists, contact technical service. Wait for the chamber to cool down. Reset the safety thermostat (see "Extraordinary maintenance" on page 69). Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 73
Check if the door can move freely without touching the trays or the load when closing. Switch the sterilizer OFF and ON. The cycle has been aborted by the user. Re-process the load. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 74
See "Maintenance" on page 61. HEPA Filter must be replaced in ... cycles. Do you want to replace it now? Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 75
Ensure proper air circulation (See "Installing the sterilizer" on page 23). a high temperature and it can't do other sterilization Allow the sterilization chamber to cool down and restart the cycle. cycles. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 76: Troubleshooting
On the homepage, tap > > : a list of the last errors appears. to save the list in the USB pen drive. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 77
WARNING! Do not use items on patients! Drying The load might be wet. interrupted WARNING! Wet items are for immediate use only! Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 78
Note: if the thermostat operates repeatedly, contact technical service. Wait for the sterilizer to finish the error reset phase and follow the instructions on the display. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 79
Mount the chamber filter cap properly (see "User maintenance" on page 61). Load incorrectly placed. See "Load maintenance and preparation" on page 50. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 80
Remove any objects interfering with the chamber door. Check the door does not force message appears. itself. against the load or the chamber furniture. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 81
Call service to order the requested component (door gasket, HEPA filter…). maintenance. maintenance of the sterilizer. See "User maintenance" on page 61 Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 82: Emergency Door Opening
Unplug the sterilizer and wait at least three hours. Take the emergency door opening tool included in the sterilizer box. Firmly open the service door. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 83
Holding the service door pulled, plug the plastic connector into the socket. As soon as the door opens, unplug the plastic connector to prevent system overload and consequent damage. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 84: Technical Data
Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 85
: for enabling these profiles contact technical service. Some of the parameters can be adjusted according to your needs (Plateau/Sterilization phase and dry time). These cycles are not FDA cleared. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 86
: designed for all items that cannot withstand the high temperatures of the 270 °F (132 °C) cycles, such as textiles, plastics and delicate items. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 87
: the weight of trays in the standard configuration is included. : the manufacturer suggests to use unwrapped load immediately after the sterilization cycle. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 88: Sterilization Cycle Phases
Rise to the Plateau/Sterilization phase. Process (Plateau/Sterilization phase). Vacuum drying. Leveling. Pressure inside the sterilization chamber is leveled to the atmospheric pressure. End of the cycle. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 89
Wrapped & Porous and Low Temperature sterilization cycles feature the same basic pressure profile as shown in the graph below. The duration and the temperature of the sterilization phase differ between the various cycles. Note: only for Lexa MINI equipped with ejector. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 90
Technical data Note: only for Lexa MINI equipped with vacuum pump. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 91
(drying) phases are different from cycle to cycle. Note: only for Lexa MINI equipped with ejector. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 92
Technical data Note: only for Lexa MINI equipped with vacuum pump. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 93: Technical Data
Lexa MINI 5: 53.8 lbs (24.4 kg) Max. weight (fully loaded) Lexa MINI 5: 62.4 lbs (28.3 kg) Weight per support area Lexa MINI 5: 16.7 kN/m Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 94: Recommendations For Validation
0.66 gal (2.5 l) 0.45 gal (1.7 l) with air gap Min. water charge 0.27 gal (1 l) Used water 0.16 gal (0.6 l) Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 95: Diagrams
Technical data Diagrams CONNECTION DIAGRAMS Data communication Water system (*): for water requirements see "Water quality" on the next page. Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 96: Water Quality
Note 3: if hardness is greater than 150 mg/L, a water softener is recommended unless used for washing and the cleaning chemistry is Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 97: Accessories, Spare Parts, Consumables
Permanent drain tube (3 m) W230009X Upper tray Lexa MINI 5 F523212X W230000X Compressed air tube (227 x 23.5 x 175 mm) U38012XX Mains cable Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 98
A810504X Roll of thermal paper A810513X Label printer consumable kit 19721137 Wi-Fi dongle key 2 rolls of 2100 labels 2 wax/resin ribbons Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 99: Authorized W&H Service Partners
X051700X CONSUMABLES Picture Part Part number When replace it HEPA filter W322400X Every 400 cycles (bagged) Door gasket F460550X Every 800 cycles Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 100: Documentation Forms
Have you shown to the Head/personnel of the clinic/practice Have you removed all the protection covers from the the cycle options? sterilizer and from all the ship-with? Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 101
Have you explained to the Head/personnel of the Phone: clinic/practice to use only original parts and accessories on the sterilizer? Receiver's signature: Installer's signature: Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 102
Send a copy of the installation check-list duly filled-in to both of the following addresses: +43 6274 6236-55 Fax: Ignaz-Glaser-Straße 53, Postfach 1 Mail / email: 5111 Bürmoos Austria office.sterilization@wh.com Lexa MINI | Instructions for Use | RIS-305 Med ENG Rev01 | 04/03/2024 | © W&H Sterilization Srl...
Page 104
RIS-305 Med W&H Sterilization Srl Instructions for Use via Bolgara, 2 Brusaporto (BG) Rev01 Italy 04/03/2024 med.wh.com Subject to changes +39 035 66 63 000...
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