69-1716 8
Step 4. Follow Special Instructions (Cont)
4. Most installations have two to five wires connected
to the old thermostat. If six or more wires are
connected to your old thermostat (not counting
the C or C1 wires), do not continue the installation.
You may have purchased the wrong thermostat.
Visit www.honeywell.com/yourhome or call
Honeywell Customer Care at 1-800-468-1502
before returning the thermostat to the store.
Y1
G
W2
Y2
R
W1
OL
D
T
H
E
R
M
OST
A
T
WIRE HOLE
M22038
SIX WIRES CONNECTED
WIRE
SCREW
TERMINAL
LETTER
DESIGNATION
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