ETATRON D.S. HD-PH, Instruction Manual

Page: 27 / 96

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 materials for the tubing, valves and seals to suit the liquid
to be dosed; where possible shield the tubing with PVC conduit.
• Before disconnecting the metering pump read notes 1, 2 and 3 contained in this
leaflet; make sure to flush out and neutralise the pump head with the proper
reagent liquid.
N.B. The pump has been constructed in accordance with best practice. Both its
life and it electrical and mechanical reliability will be enhanced if it is correctly
used and subjected to regular maintenance.
WARNING: Any intervention or repair in the interior of the pump must be car-
ried out by qualified and authorized personnel. The makers decline all responsi-
bility for the consequences of failure to respect this rule.
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English
ENG