Install New Thermostat's Wallplate; Match And Connect Wires - White Rodgers NP100 Installation Instructions & User Manual

2.3 Install new thermostat's wallplate

Do not allow wires to touch each other or parts on
the thermostat. Doing so could result in damage to your heating and
cooling unit.
2.3.1 Detach the new thermostat's wallplate from the rest of the
thermostat and position the wallplate on the wall according to
the illustration below, passing the labeled wires through the
wire hole in the center of the wallplate.
2.3.2 With the wallplate fl ush against the wall, mark mounting holes
with a pencil.
Mounting hole
Wallplate
2.3.3 Move the wallplate aside. Drill the mounting holes using a 3/16"
drill bit. With a hammer, tap the wall anchors, provided in the
package, into the drilled holes.
2.3.4 Position the wallplate on the wall again and screw the mounting
screws into the wall anchors. Do not use a power screwdriver,
you may damage your thermostat.
C G O Y
ELEC
GAS
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2.4 Match and connect wires

2.4.1 Match each wire coming from the wall to its corresponding
terminal, as shown in the illustration below. Insert each wire into
the hole on the side of its matching terminal. Using a screwdriver,
tighten the screw securely. DO NOT REMOVE THE WIRE LABELS.
No thermostat installation uses all of the wires shown below.
In most cases, between 4 and 5 terminals are wired. The remaining
terminals will not be used.
C G O Y
A maximum of one wire from the wall can be wired
into each terminal.
2.4.2 In the new thermostat, a jumper wire
connects the RC and RH terminals.
If, in your OLD thermostat...
Terminals RC and RH (or 5, or R5)
were connected by a jumper wire,
There was a terminal R, which you then
labeled RC according to 2.2.2,
Terminals RC and RH (or 5 or R5)
were NOT connected by a jumper wire,
If you're not sure whether terminals RC and RH were connected in your old
thermostat, refer to your notes made in section 2.2.2.
W
W
RH
RH
B
B
RC
RC
B
Then...
...leave the jumper wire in place
in the new thermostat.
...leave the jumper wire in place
in the new thermostat.
...remove the jumper wire from the
new thermostat.
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