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D. Errors when REFILLING
i. On-screen Refill progress bar does not move
When performing <<Refill>> function, the progress bar will
indicate how much refill has been done. If the bar ceases
to progress, below are the possible causes and suggested
solutions.
Possible causes:
• Motor in probe pen is not functioning
• Loose connection in the connector wire between probe
pen and tester unit
Suggested solutions:
• Make sure probe pen and tester unit are connected
properly
• Ensure the connector wire is plugged in the correct
direction, following the guidance arrows on both the
tester unit and the probe pen
ii. Motor in probe pen is moving but probe pen is not
collecting the testing liquid in the petri dish or is not
being refilled
Possible causes:
• The inner workings of the probe pen may have
detached or is faulty
Suggested solutions
• Contact Presidium Instruments
iii. Pressing dispenser button but unable to purge
Possible causes:
• Dispenser button on probe pen is faulty or damaged
• Motor inside the probe pen is not functioning well
Suggested solutions:
• Make sure probe pen and tester unit are connected
properly
• Ensure the connector wire is plugged in the correct
direction, following the guidance arrows on both the
tester unit and the probe pen
