Carrier LC Supplement Manual

Factory---Installed Economizers
for
TC/TCQ/HC/HCQ/LC/KC/KCQ
Rooftop Units
3 to 27.5 Nominal Tons
Economizer Supplement Related To
California's new Title 24 is effective July 1, 2014 and requires several new
economizer features.
This supplement details these economizer updates and is to be used in
conjunction with the base unit installation instructions for the following
3 to 27.5 nominal ton models: TC/TCQ/HC/HCQ/LC/KC/KCQ.
Supplement Index:
S EconoMi$er 2 DDC Title 24 offerings and definitions
NOTE: Wiring diagrams and instructions do not change.
S EconoMi$er X Title 24 electro- -mechanical offerings and definitions
This includes set up, start up and menu structure information.
Title 24 Note: Because the economizer factory- -installed in the unit is Title 24 listed by the
California Energy Commission (CEC), field economizer commissioning is not required.
California Title 24
. . . . . . . . . . . . . . . . .
. . . Pages 3- -24
Page 2