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Section 3.8
Troubleshooting
3.8 Troubleshooting
Symptom
Remedy
Symptom
Remedy
Symptom
Remedy
Thermo Scientific
Single-Use Mixer will not operate.
Check power supply.
• Verify main electrical plug connection at wall outlet, verify
position of main power disconnect and verify position of
Emergency Stop switch.
• Verify condition of main electrical circuit breaker of facility. If
protection breaker is tripped, determine fault condition. The
condition may exist where other electrical systems are requiring
current loads beyond those allowed by the breaker. S.U.M. system
should be placed on its own electrical circuit.
• Disconnect main power cord. Inspect electrical circuit breakers
and fuses inside the electrical enclosure of the S.U.M. controller.
Determine fault condition by visual inspection. If fault condition
can not be determined by visual inspection, contact manufacturer.
Speed controller does not respond to user inputs
Allow speed to stabilize before using keypad interface
• Rapidly adjusting speed control in an excessive manner may
require several seconds for speed stabilization.
• Wait ten seconds and then attempt to adjust speed at keypad
interface.
There is too much tension in the film near the bearing port of the loaded
BPC.
Reload the bag (if possible) by carefully following the instructions in this
user’s guide.
• Provide excess film to that region of the BPC nearest the bearing
port when aligning the bag in the tank.
• Do not begin liquid fill until the bag is properly seated in the tank.
• Verify the black bumper located in the motor mount block is
present.
Single-Use Mixer
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