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White Rodgers 1A11-2 Installation Instructions

Fan coil heating-cooling thermostat

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Operator: Save these instructions for future use!
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY
BEFORE INSTALLING OR OPERATING THIS CONTROL COULD CAUSE
PERSONAL INJURY AND/OR PROPERTY DAMAGE.
DESCRIPTION
The 1A11-2 thermostat controls line voltage valves and/
or blower motors on fan coil units in manual changeover,
heating/cooling systems. It features a system switch for
manual selection of heat -off-cool, a three speed manual
fan control switch, an adjustable temperature dial with
a 36 to 90°F range, and an indicating thermometer, all
combined in one deluxe-styled control.
Color-coded leads are provided for connection to field
wiring. The thermostat can be wired to perform the
following functions:
- Thermostat cycles both fan and valve.
- Thermostat cycles fan only.
- Thermostat cycles valve only.
- System switch "OFF" breaks all circuits.
PRECAUTIONS
If in doubt about whether your wiring is millivolt, line, or
low voltage, have it inspected by a qualified heating and
air conditioning contractor, electrician, or someone famil-
iar with basic electricity and wiring.
Do not exceed the specification ratings.
All wiring must conform to local and national electrical
codes and ordinances.
This control is a precision instrument, and should be
handled carefully. Rough handling or distorting compo-
nents could cause the control to malfunction.
Fan Coil Heating-Cooling Thermostat

INSTALLATION INSTRUCTIONS

To prevent electrical shock and/or equipment
damage, disconnect electric power to system, at
main fuse or circuit breaker box, until installa-
tion is complete.
Do not use on circuits exceeding specified volt-
age. Higher voltage will damage control - could
cause shock or fire hazard.
White-Rodgers is a division
of Emerson Electric Co.
www.white-rodgers.com
1A11-2
50
60
FAN
70
80
90
HIG H
ME D
LO W
60
70
50
HE AT
80
OF F
40
CO OL
90
SY STE M
CAUTION
!
WARNING
!
PART NO. 37-4113E
Replaces 37-4113D
0547

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Summary of Contents for White Rodgers 1A11-2

  • Page 1: Installation Instructions

    BEFORE INSTALLING OR OPERATING THIS CONTROL COULD CAUSE PERSONAL INJURY AND/OR PROPERTY DAMAGE. DESCRIPTION The 1A11-2 thermostat controls line voltage valves and/ or blower motors on fan coil units in manual changeover, heating/cooling systems. It features a system switch for...
  • Page 2: Specifications

    The thermostat may be mounted on a standard 2 x 4 JUNCTION BOX inch vertical outlet box or 2-ganged outlet boxes. When 1A11-2 mounting to a 4 x 4 inch junction box is required, use of MOUNTING a standard adapter plate (not provided) is necessary.
  • Page 3 *L1 is Power In Note: Above FAN and SYSTEM switches shown in MED and HEAT positions respectively. 1A11-2 5-wire with ground, for single valve, manual heat/cool changeover The Emerson logo is a trademark and a service mark of Emerson Electric Co.