Switch Rating: 24 VAC (30 VAC max.)
Heating - 0.15 to 1.2 Amps
Cooling - 0 to 1.5 Amps
Switch Action: SPST - Snap Action
The 1F56N is designed for use with
• Standard heating and cooling systems
• Electric heating and cooling systems
• Single stage heat pump systems
• Two-transformer systems
• Electronic air cleaners
Heating - Adjustable from 0.15 to 1.2 Amps
Cooling - Fixed 24 VAC
• Zone dampers
Temperature Range: 50°F to 90°F (10°C to 32°C)
This thermostat CANNOT BE USED with:
• Millivolt systems
• Multi-stage applications
ATTENTION: This product does not contain mercury.
However, t his product may replace a unit which contains
ROUTE WIRES TO LOCATION
Donotopenmercurycells. Ifacellbecomesdamaged, do
not touch any spilled mercury. Wearing non-absorbent
gloves, take up the spilled mercury and place into a
container which can be sealed. If a cell becomes dam-
aged, the unit should be discarded.
All wiring must conform with local and national electrical
codes and ordinances.
1. If an old thermostat being replaced is in a satisfactory
location, and the wiring appears to be in good condi-
tion, use existing wiring. If in doubt, re-wire.
Mercury must not be discarded in household trash. When
the unit this product is replacing is to be discarded, place
in a suitable container and return to White-Rodgers at
2895 Harrison Street, Batesville, AR 72501-2117 for
2. If a new location is chosen or if this is a new installa-
tion, thermostat wiring must first be run to the location
3. Probe for obstructions in partition before drilling 1¦
hole in wall at selected location. Take up quarter
round and drill a small guide hole for sighting (see
fig. 1). From basement, drill 3¦
4” hole in partition floor
SELECT THERMOSTAT LOCATION
next to guide hole. In houses without basements, drill
Proper location insures that the thermostat will provide a
comfortable home temperature. Observe the following
general rules when selecting a location:
¦2” hole through ceiling and into partition from above
(see fig. 1).
4. Through this hole drop a light chain, or 6” chain
through hole in ceiling and down partitioning; snag
cord at the thermostat location.
1. Locate thermostat about 5 ft. above the floor.
2. Install thermostat on a partitioning wall, not on an
3. Never expose thermostat to direct light from lamps,
sun, fireplaces or any temperature radiating equip-
5. Attach thermostat wires to cord and pull thermostat
wires through hole in wall so that 6” of wire protrudes.
⁄ ” hole for
4. Avoid locations close to windows, adjoining outside
walls, or doors that lead outside.
5. Avoid locations close to air registers or in the direct
path of air from them.
Stout cord with 6”
5 feet from floor
6. Make sure there are no pipes or duct work in that part
of the wall chosen for the thermostat location.
⁄ ” guide hole
7. Never locate thermostat in a room that is warmer or
cooler than the rest of the home, such as the kitchen.
8. Avoid locations with poor air circulation, such as
behind doors or in alcoves.
9. The living or dining room is normally a good location,
provided there is no cooking range or refrigerator on
opposite side of wall.
⁄ ” hole in floor of partition
Hooked wire for snagging chain
Figure 1. Routing thermostat wires