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Safety Information
VWR Bottle Top Dispenser may sometimes be used with hazardous materials, operations
and equipments. It is beyond the scope of this manual to address all of the potential risks
associated with its use in such applications. It is the responsibility of the user of this
instrument to consult and establish appropriate safety and health practice and determine
the applicability of regulatory limitations prior to use.
Please follow the guidelines below, and read this manual in its entirety to ensure safe
operation of the unit.
1.
Every user must read and understand this operating manual before operation.
2.
Follow general instructions for hazard prevention and safety instructions e.g. wear
protective clothing, eye protection and gloves.
3.
Observe all specifications provided by reagent manufacturers.
4.
When dispensing inflammable media, make sure to avoid the built up of static charge, e.g.
do not dispense into plastic vessels do not wipe instruments with a dry cloth.
5.
Use the instrument only for dispensing liquids, with strict regard to the defined limitations of
use and operating limitations. Observe operating exclusions. If in doubt, contact the
manufacturer or supplier.
6.
Always use the instrument in such a way that neither the user nor any other person is
endangered. When dispensing, the discharge tube must always point away from you or any
other person. Avoid splashes. Only dispense into suitable vessels.
7.
Never press down the piston when the discharge tube closure is attached.
8.
Never remove the discharge tube while the dispensing cylinder is filled.
9.
Reagents can accumulate in the cap of the discharge tube. Thus, it should be cleaned
regularly.
10.
Never carry the mounted instrument by the cylinder sleeve or the valve block.
Breakage or loosening of the cylinder may also lead to personal injury from chemicals.
11.
Never use force on the instrument. Use smooth gentle movements to operate the piston
upwards and downwards. Use only original manufacturer's accessories and spare parts.
12.
Do not attempt to make any technical alterations. Do not dismantle the instrument any
further than is described in the Operation Manual.
13.
Always check the instrument for visual damage before use.
14.
If there is any sign of a potential malfunction (e.g. piston difficult to move, stuck valve or
leakage), immediately stop dispensing. Consult the 'Troubleshooting' section of this
Operation Manual and contact the manufacturer if needed.
4. vwr.com I Instruction manual VWR
Bottle Top Dispenser with Recirculation Valve
®
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