Table of Contents
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Symptoms
Unstable
readings
Motor not
working
Loud motor
Membrane cap is
tight
Actions
•
Allow sufficient time for
temperature and oxygen
stabilization
•
Allow 60 sec for reading to
stabilize
•
Change membrane
•
Clean probe (see
instructions under
Electrode Cleaning)
•
Check power supply
•
Manually turn the stir
paddle to help start the
motor
•
Replace motor
•
Check if stir paddle is
pushed all the way in
•
Replace motor
•
Use pliers to loosen the cap
(turn counter clockwise
while facing sensor tip)
10
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