Product Markings - BRAND Dispensette S Instrucciones De Manejo

11 Product markings

Problem
Discharge tube (with or
without recirculation
valve) cannot be
mounted sufficiently
Air bubbles in the instru-
ment
Dispensed volume too
low
Leaking liquid at the re-
taining ring
Leaking liquid between
instrument and bottle
11 Product markings
Symbol or number
54
Operating manual
Possible cause
Discharge valve is not
screwed in deeply enough
Reagent with high vapor
pressure has been drawn
in too quickly
Screw connections loose
The instrument has not
been primed
Filling tube is loose or
damaged
Valves not firmly con-
nected or damaged
Recirculation tube not
connected
Filling tube is loose or
damaged
Filling valve contami-
nated, loose or damaged
Dispensing cartridge loose
or piston seal damaged
Recirculation tube not
connected
Volatile reagent dis-
pensed without sealing
ring
Meaning
General warning symbol
Refer to the operating manual
Use eye protection
Use hand protection
Corrective action
Tighten the discharge valve with the assembly
tool until it meets the stop so that the threads
are no longer visible.
Slowly draw in reagent.
Tighten the valves firmly with the assembly
tool
Prime the instrument (Priming, p. 40).
Push the filling tube on firmly. If necessary cut
off approx. 1 cm of tube at the upper end and
re-connect it or replace filling tube.
Perform cleaning (Cleaning, p. 49). Tighten the
valves firmly with the assembly tool.
Install the recirculation tube (First
Steps, p. 38).
Perform cleaning (Cleaning, p. 49). Push the
filling tube on firmly. If necessary cut off ap-
prox. 1 cm of tube at the upper end and re-
connect it or replace filling tube.
Perform cleaning (Cleaning, p. 49). Tighten the
valves using the assembly tool. If necessary,
replace filling valves.
Tighten the retaining ring. If necessary, re-
place the dispensing cartridge
Install the recirculation tube (First
Steps, p. 38).
Install the seal (Accessories, p. 43)
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