1.5 - TOXIC AND/OR DANGEROUS LIQUID DOSAGE
To avoid risk from contact with the hazardous liquids or toxic fumes, always adhere to the notes in this instruction
manual:
• Follow the instructions of the dosing liquid manufacturer.
• Check the hydraulic part of the pump and use it only if it is in perfect condition.
•
Use only the correct ma terials for the tu bing, valves and seals to suit the
shield the tubing with PVC conduit.
•
Before disco
nnecting the metering pump, make sure to flush o
proper reagent liquid.
1.6 - ASSEMBLING AND DISMANTLING THE PUMP
1.6.1 - ASSEMBLY
All metering pumps are normally supplied fully assembled. For greater clarity, please consult the explod ed view
of the pump append ed at the end of t he manual, which s hows all the pu mp details and a complete overview of
all the pump
components. These drawings are in any
to be re-ordered.
1.6.2 - DISMANTLEMENT
Proceed as follows before you dismantle the pump or before performing any other operation on it:
1.
Disconnect the plug from the main s or by means of a o nnipolar switch with 3 mm minimum distance between
the contacts. (Fig. 4).
2. Relieve all the pressure from the injection tube.
ut and n eutralize the pump head with the
case quite indispensable whenever defective parts have
• 11 •
liquid to b e dosed; where possible