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Instruction Manual IM02602008E - Rev. D
Transformer Temperature Controllers
IM02602008E - Rev. D May 2019 www.eaton.com
6. Maintenance and Repair
6.1 Preventive Maintenance
There is no routine preventive maintenance required for any
of the TC models.
However, if cleaning is desired, NEVER clean the TC with
system or power On. Clean the TC using
ONLY
a clean, dry
cloth.
DO NOT
use water or solvents of any kind.
6.2 Repair
The TC Controller is a sealed unit. There are no serviceable
parts. If there is a failure in the controller, the entire unit
must be replaced.
6.3 Controller Replacement
Remove and replace the TC controller, as follows:
1. Lock Out and Tagout the transformer and the TC unit
serving it.
2. Access the controller by opening the hinged panel
(barrier cabinet version) or from within the transformer
cabinet (bezel-mounted version).
3. Disconnect the wiring to the controller. See Section
2.4, Wiring the TC
4. Remove the 10 screws used to mount the controller.
5. Install the new TC controller unit and secure it with the
10 mounting screws.
6. Wire the controller, as described. See Section 2.4,
Wiring the TC.
7. Close the hinged panel (barrier cabinet version) and
secure it.
8. Restore electrical power to the transformer and the TC.
9. Test the TC operation, as described in Section 5, Power
Up for Testing.
