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8
INSTALLATION
What You Need
This thermostat includes two #8 screws and two wall
anchors for mounting. To install your thermostat, you
should have the following tools and materials.
■ Phillips and Slotted Screwdrivers
■ Hammer
■ Electric drill and 3/16" bit
■ Two 1.5 V (AA) size alkaline batteries
Remove Old Thermostat
CAUTION:
Do not remove any wiring from exist-
ing thermostat before reading the instructions
carefully. WIRES MUST BE LABELED PRIOR TO
REMOVAL.
■ IMPORTANT! Turn off the power to the furnace at
the main power panel or at the furnace.
■ Remove existing thermostat cover. See Figure 1.
Some thermostats will have screws or other lock-
ing devices that must first be removed. Once wall
mounting plate is exposed,
look for wires.
If wires are not visible, they may be connected to the
back of the wallplate. Again, look for screws, tabs,
etc. Some models have doors that open to expose
wires and mounting screws. (See Figure 1).
TYPICAL HOME THERMOSTATS
Figure 1
Wall Mounting Plate
Thermostat Cover
Wall Mounting Plate Thermostat Cover
41665-01.pmd 9/30/03, 4:52 PM8