Summary of Contents for Labnet LABMAX airless
- Page 1 Liquid Handling airless Bottle-top dispenser Operating Manual Please study carefully and follow step by step!
- Page 2 airless Index 1 Safety- and user instructions 1.1 General safety instructions 1.2 General product description 1.3 To be considered before initial operation 2 Commissioning 3 Functional characteristics 3.1 Air-pruging 3.2 Volume adjustment 3.3 Dispensing 3.4 Dispensing lock 4 Cleaning 4.1 Description of the components 4.2 Cleaning 4.3 Sterilization 4.4 Disassembly...
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Page 3: General Safety Instructions
1 Safety- and user instructions 1.1 General safety instructions Highest safety precautions should be used when dispensing corrosive, poiso- nous, radioactive or hazardous chemicals. Study these instructions carefully! ■ General operation and safety instructions must be followed. Eye protection, protective clothing and glove must be worn. ■... -
Page 4: General Product Description
By that, the amount of substance used for air-purging is drastically reduced. The air-purging of the ”Labmax airless“ takes place automatically at normal dispense mode so that no manual air-purging, such as opening and closing of the valve cap is necessary. - Page 5 2 Commissioning First push the ejection cannula into the valve head and then slide the cannula holder from above into the tongue. Make sure it fits tightly! Push the reflux tube (21) into the big socket and the suc- tion tube (20) into the small socket. Control the length of the suction tube.
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Page 6: Functional Characteristics
3.4 Dispensing lock The ejection cannula of the ”Labmax airless“ can be drained sa- fely and easily. Turn the valve axle 180° to the left until it stops (arrow downward). This way it is possible to lock the dispenser which prevents any further drop out. -
Page 7: Description Of The Components
4 Cleaning 4.1 Description of the components Calibration screw (3.1) Fix screw (1) Outer housing (2) Adjusting switch (3) Indicator (3.2) Counter nut (3.3) Ejection valve (11) Adaptor ring (4) Cap nut (5) Ejection cannula (6) Suction valve (8) Valva star (9) Cannula holder (7) Ceramic ball (10) O-Ring b (14 b) - Page 8 5. Unscrew the device from the bottle and slightly tap the inside of the bottle with the suction tube (20) in order to drain it. Disassemble the ”Labmax airless“ until you can securely clean it from all reagent build up.
- Page 9 4.3 Sterilization After removal of reflux tube (21) and suction tube (20) the dispenser can be steam-sterilized (121 °C, 2 bar, 15 minutes) according to DIN EN 285. Place the device on a cloth and avoid any contacts with hot metal surfaces. The discharge tube (6) has to be attached to the protective sleeve (7).
- Page 10 5. Unscrew the device from the bottle and carefully tap with the suction tube (20) from the inside against the bottle, so that it is drained as well. 6. Rinse the ”Labmax airless“ with distilled water. 7. Remove the suction tube (20) and the reflux tube (21).
- Page 11 4.5 Assembly For a problem-free functionality please observe the tight fit between valve head (19) and cap nut (5). If necessary please retighten. 1. Push the valve axle (12) into the valve head (19). 2. Assemble the O-ring (14 a) and the closing cap (13). 3.
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Page 12: Maintenance
4.6 Maintenance When the ”Labmax airless“ is screwed open, make sure that the valves are sur- rounded by liquid. You can keep the dispenser smooth-running by rinsing it with distilled water or alcohol. In order to ensure that the device meets its accuracy, from time to time check-ups can be done with (2x)-distilled water on semi-micro-scales.
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