Mount Wallplate; Connect Wires - Honeywell RTH8500 Owner's Manual

5 Mount Wallplate

Mount the new wallplate using the included screws and anchors.
Drill 3/16-in. holes for drywall
Drill 3/32-in. holes for plaster

6 Connect Wires

Simply match wire labels.
If labels do not match letters on the thermostat, check "Alternate Wiring
(Conventional Systems)" on page 6 and connect to terminal as shown here
(see notes, below).
We are here to help. Call 1-800-468-1502 for wiring assistance.
THEN TIGHTEN SCREWS
CONVENTIONAL
Y2
W2
SCREW
INSERT WIRES
LABELED WIRES
WIRE HOLE
RC
Remove metal jumper
R
if you have both
and
W
Y
G
C
M27515
5
M27514
R
wires.
Rc