Six or more wires?
Three thermostat wires?
if there are
six or more wires (excluding clock
Some hot water heating systems have three
wires), you most likely have a variation of a heat
thermostat
wires. These systems require an
pump or multistage system. The thermostat is not
isolating relay. See order form at the end of this
compatible with such systems. Return the product
bookiet
for ordering details.
to the place of purchase.
3
MOUNT THERMOSTA
T
❑
Opendoo
rs
of thermostat.
•1
Position thermostat on wall. Use spirit level to
make sure thermostat will be level. Mark the
upper slots and one of the lower hole locations on
the wall with a pencil.
SPIRIT LEVEL
4
/ “’o’
•1
Remove thermostat from wall, and drill holes
in wall as marked. Gently tap anchors
(provided) into drilled holes until flush with the wall.
Reposition thermostat over holes. Insert
❑
twoscrewsintotop
slots and tighten; inseri
screw in bottom hole and tighten.
NOTE: Th
level
fo
appear
h
u
k
(0
4
WIRE THERMOSTAT TERMINALS
NOTE: If unsure about household wiring
Match the letter of your old thermostat wire with
procedures,
cali
Honeywell Consumer Affairs
the appropriate letter of your new thermostat
Monday-Friday,
7:30
a.m.
-4:OO
p.m., Central
terminal. Refer to figures on page 6 and Table 2 for
time, 1-800-468-1502.
additional guidance and typical wire colors for easy
matching. Also note the need to retain or remove
Refer to notes you made on wire labels when
the factory-installed jumper
mnnecting
terminals
you removed old thermostat.
RC
and RH.
TABLE 2—WIRING GUIDANCE.
THERMOSTAT
CONNECT TO
TERMINAL
WIRE COLOR’
FUNCTfON
G
Green
Fan
Y
Yellow
Cooling
w
White
Heating
RC
Biue or Black
Air Conditioning Power
RH
Red
Furnace Power
‘Wire colors are typical; verify at heating system terminal strip.
5
69-80292
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