Vinoferm
®
by Brouwland
Korspelsesteenweg 86 • B-3581 Beverlo - Belgium
Tel. +32-(0)11-40.14.08 • Fax +32-(0)11-34.73.59
[email protected] • www.brouwland.com
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9
Appendices
Troubleshooting Guide
Symptom
Possible Causes
Action
Unit will not power on
-Batteries not in place
-Dead batteries
-Battery polarity incorrect
-Replace Batteries
-Replace Batteries
-Reorient/Replace
Batteries
“BAT” indicator shown on
display
-Batteries are weak
-Replace Batteries
Unstable Readings
-Insufficient electrolyte in
probe (Air bubbles present
when probe is inverted.)
-Electrolyte is depleted
-Replace electrolyte, and
membrane cap assembly.
Readings drift down
-Insufficient stirring (the probe
consumes oxygen at the
measuring surface, requiring
constant sample movement
across membrane)
-Move probe in sample or
stir sample
Slow Response
-Dirty or damaged membrane -Replace electrolyte and
membrane cap
Electrode cannot be
calibrated
-Depleted electrolyte
-Dirty or damaged membrane
-Replace electrolyte and
membrane cap
Electrode cannot be
calibrated after replacing
the electrolyte and
membrane cap
-Dirty probe (Cathode is not a
shiny gold color)
-Clean cathode with
cleaning paper
Sample reading is frozen
-Unit is in “HOLD” mode
-Unit is locked
-Release HOLD
(momentarilly press
Mode/Hold button)
-Remove batteries, press
ON/OFF button, replace
batteries and restart
