Trane 4TWB4 Heat Pump User Manual


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12 22-1834-09
Electrical
Data
Schematic Diagrams
(SEELEGEND)
4TWB4049E
PRINTED FROM D156976P01 REV. 00
TDRrelaycyclessumpheatoffdur-
ingcompressoroperationanddelays
energizingthesumpheatfor30mins
after“Y”callisremoved.
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