Carrier 42 SERIES User Manual

Page 12

UNIT-MOUNTED CONTROLS

OFF

MED

Standard 3-Speed Switch —

Switch has OFF, HIGH,

MED and LOW positions. Switch is also equipped with aux-
iliary connection energized when switch is in HIGH, MED
or LOW position.

COMBINATION THERMOSTAT AND TOGGLE SWITCH

Combination Thermostat/ON-OFF Toggle Switch

(Package 24-R*) — Includes Model TF103 2-pipe thermo-

stat and toggle switch. Used as special fan control for cy-
cling fan from HIGH to LOW on cooling; from LOW to
OFF on heating.

OFF

MED

Combination Thermostat/3-Speed Switch

(Pack-

ages 24-L, M, N, P and Q*) — Thermostat and standard switch
are unit mounted in a common electrical junction box.

Package 24-L includes Model TF103 2-pipe thermostat

and standard 3-speed switch, plus automatic changeover for
mounting on supply pipe.

Package 24-M and 24-N include Model TF103 2-pipe ther-

mostat and standard 3-speed switch only.

Package 24-P includes Model TH104 4-pipe thermostat

and standard 3-speed switch. May be used on 4-pipe sys-
tems with electric valves or on 2-pipe systems with total elec-
tric heat.

Package 24-Q includes Model TH104 4-pipe thermostat,

standard 3-speed switch and 2 automatic changeover switches
for 2-pipe systems with auxiliary electric heat.

* Packages listed on current price pages.