Trane FD145CLFR000D Series Service Facts page 3

Wiring Diagram
2 2 2 2 2
Communicating Mode
NOTE: The Black wire must be
connected to chassis ground to
ensure proper operation.
BAYTRANS12024◆ ◆ ◆ ◆ ◆ Transformer
• Transformer must have a grounded 120 VAC
power source. Do not defeat ground plug on the
transformer.
• Mount transformer to building structure with the
four provided wood screws.
NOTE: BAYTRANS12024C complies with the California
Code of Regulation,Title 20, Sections 1601 through
1608 dated December 2006. BAYTRANS12024A with
vendor's manufacturing date codes after 0625 (YYWW)
cannot be installed in California because the transformer
does not satisfy the requirements set forth by California
Code of Regulations, Title 20, Sections 1601 through
1608 dated December 2006.
Transformer not applicable to 50 Hz units.
Wiring Diagram
3 3 3 3 3
for 24 V Mode
NOTE: The Black wire must be
connected to chassis ground to
ensure proper operation.
BAYTRANS12024◆ ◆ ◆ ◆ ◆ Transformer
• Transformer must have a grounded 120 VAC
power source. Do not defeat ground plug on the
transformer.
• Mount transformer to building structure with the
four provided wood screws.
NOTE: BAYTRANS12024C complies with the California
Code of Regulation,Title 20, Sections 1601 through
1608 dated December 2006. BAYTRANS12024A with
vendor's manufacturing date codes after 0625 (YYWW)
cannot be installed in California because the transformer
does not satisfy the requirements set forth by California
Code of Regulations, Title 20, Sections 1601 through
1608 dated December 2006.
Transformer not applicable to 50 Hz units.
RED
BLUE
Unused
GREEN
BROWN
Data Line
BROWN D
WHITE
BLACK
Unused
GRD
Air Handler may not have a Low Voltage Terminal board. Connect Electronic Air Cleaner wires to
the Air Handler Low Voltage Color coded wires.
Install Transformer, one is supplied with the Electronic Air Cleaner, in the Furnace or Air Handler.
24 V
Common
Furnace
Heating Signal
Fan Signal
Data Line
Air Handler may not have a Low Voltage Terminal board. Connect Electronic Air Cleaner wires to
the Air Handler Low Voltage Color coded wires.
Install Transformer, one is supplied with the Electronic Air Cleaner, in the Furnace or Air Handler.
Common
Furnace
Heating Signal
Fan Signal
RED
BLUE
GREEN
BROWN
BLACK
WHITE
Furnace / Air Handler
RED R
BLUE
BLUE
B
Unused
WHITE
W
WHITE
Unused
G
GREEN
GREEN
BROWN /
BROWN D
Dataline
Indoor Unit
24 V Terminal Strip
The ◆ represents an alpha character.
BROWN
Furnace / Air Handler
24 V RED
R
BLUE
B BLUE
WHITE
WHITE W
GREEN
G
GREEN
BROWN /
Dataline
Indoor Unit
24 V Terminal Strip
The ◆ represents an alpha character.
BLUE
GREEN
BROWN
BLACK
RED
WHITE
BLUE
GREEN
BROWN
BLACK
RED
WHITE
BLUE
GREEN
BLACK
RED
WHITE
BLUE
GREEN
BROWN
BLACK
RED
WHITE