User manual

TVS user manual Appendix B: Troubleshooting
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terminal block
The part of your TVS where you connect the wires for incoming power,
control elements, and so on.
For more information, read TVS layout on page 13.
voltage
Electromotive force or potential difference, usually expressed in volts (V).
Appendix B: Troubleshooting
 If you see an alarm message and are not sure what it means, look it up in the Alarm and error
messages
table below and then follow the instructions for resolving the alarm condition.
 If you are having a problem using your TVS, see if the problem is described in the
Troubleshooting table on page 53 and then follow the directions for correcting the problem.
Alarm and error messages
The following table lists the alarm and error messages, the possible causes, and their possible
solutions. If you see a message and are not sure what it means, look it up in the table and then
follow the instructions for resolving the condition.
Alarm message Possible cause Possible solution
K-AL
High temperature alarm
The temperature has gone
above the high
temperature alarm point.
 Try to lower the temperature by turning heaters down
or off, or by increasing or turning on cooling
elements (such as fans or misters), or by a
combination of both.
 Check the temperature probes.
 Check to see if a fan has failed.
 Check the alarm settings. For more information, read
Programming alarm settings on page 35.
L-AL
Low temperature alarm
The temperature has gone
below the low temperature
alarm point.
 Try to raise the temperature by turning heaters up or
on, or by decreasing or turning off cooling elements
(such as fans or misters), or by a combination of
both.
 Check the temperature probes.
 Check to see if a heater has failed.
 Check the alarm settings. For more information, read
Programming alarm settings on page 35.