Trane FD145CLFR000D Installation Operation & Maintenance page 9

Figure 22A - Wiring Diagram
for 24 V Mode
NOTE: The Black wire must be con-
nected 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.
MODES OF OPERATION
The whole house air cleaner can be connected in one of
two modes of operation; either a 24 V mode or a
communicating mode. To know how the whole house air
cleaner is set up, reference Figure 23 to find the amber
light.
A steady amber light indicates that the unit is wired in
the 24 V mode.
A blinking amber light indicates that the unit is wired in
the communicating mode.
No light present means that the unit is not connected.
Pub. No. 18-HE53D1-11
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.
Numbers in [brackets] are for 50 Hz international systems.
Installer's Guide
Furnace / Air Handler
24 V RED
R
Common
BLUE
BLUE
B
Furnace
WHITE
W
Heating Signal WHITE
GREEN
Fan Signal
G
GREEN
Indoor Unit
24 V Terminal Strip
The ◆ represents an alpha character.
Figure 23 - Amber Light showing
Mode of Operation
BLUE
GREEN
BROWN
BLACK
RED
WHITE
BLUE
GREEN
BROWN
BLACK
RED
WHITE
BROWN /
Dataline
Power Button
Amber Light
Plug Power Cord
in here
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