Electrical

Data

Schematic Diagrams

(SEE LEGEND)

4TWB4049E

TDR relay cycles sump heat off dur- ing compressor operation and delays energizing the sump heat for 30 mins after “Y” call is removed.

PRINTED FROM D156976P01 REV. 00

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22-1834-09

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Image 12
Trane manual Schematic Diagrams, 4TWB4049E