Carrier 42C Series Product Data page 11

Remote-mounted controls
Standard 3-speed switch — This standard switch has 4
positions: OFF, HIGH, MEDIUM, and LOW. Switch has
auxiliary contact that is energized when switch is in HIGH,
MEDIUM or LOW position.
Some of the options common with the 3-speed switch are:
1. Unit-mounted switch on Furred-In Vertical Model.
(Available as special order on Horizontal Models)
2. Switch without OFF position.
3. Key-operated switch.
Standard remote-mounted thermostat or
optional unit-mounted thermostat
24-V Debonair® thermostat — Features large Ther-
moglow™ display, Neverlost™ memory, Exact Fit™ locking
cover, Smart Fan™ dynamic fan speed control, 4-pipe,
2-pipe automatic changeover applications with adjustable
dead band. Programmable and non-programmable models
available.
R
COOL
AUTO
HEAT
Optional remote-mounted thermostat
Line voltage T155 thermostat — Features 50 to 90 F
temperature range, manual 3-speed fan control, mount is a
standard 2 x 4 in. box, 4-pipe, 2-pipe and autochangeover
applications. Available in vertical or horizontal styles.
Unit-mounted controls
Standard 3-speed switch — Switch has OFF, HIGH,
MED and LOW positions. Switch is also equipped with
auxiliary connection energized when switch is in HIGH,
MED or LOW position.
Combination thermostat/3-speed switch — Includes
thermostat for 2-pipe or 4-pipe system and standard
3-speed switch. Thermostat and 3-speed switch are unit-
mounted in a common electrical junction box. The special
combination allows for the fan coil unit to have control for
the valve cycle only.
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