Honeywell CT87N Easy-To-See Mode D'emploi page 3

Subbase and base installation
1. Pull wires through wire hole.
Position coverplate on wall,
level and mark hole positions.
2. Drill holes (3/16" for drywall,
7/32" for plaster) and tap in
supplied wall anchors.
3. Pull wire through coverplate
and subbase, position over
anchors, then insert and
tighten mounting screws.
Check level if desired.
4. Apply the large-print labels to
the coverplate, matching the
labels on the subbase.
Wiring
1. Match each labeled wire with same
letter on terminal.
2. Use a screwdriver to loosen screw
terminals, insert bare wire into slots,
then tighten screws.
3. Push any excess wire back into the wall
opening.
Labels don't match?
If labels do not match letters on
thermostat, see table below.
Existing wires
R • RH • 4 • V
Rc
O
B
G • F
W • W1 • H
Y • Y1 • M
C • X • B
English:
Coverplate
Connect to:
Terminal "R" [1]
Terminal "Rc" [1]
Terminal "O" [2]
Terminal "B" [2]
Terminal "G"
Terminal "W"
Terminal "Y"
Do not use
[3]
Page 1 • Français:
R
Rc
O
[1] If wires will be connected to both R and
Rc terminals, remove metal jumper.
[2] Do not connect both O and B if you
have a heat pump. Connect only the O
wire. Wrap B wire with electrical tape
and do not use.
[3] Do not use C, X or B. Wrap bare end of
wire with electrical tape.
[4] If you have two wires, connect wires to
R and W.
3
Page 6 • Español:
Large-print
subbase switch
labels
Subbase
E
F
69-1919EFS—06
Página 11
G
W
Y
B