Honeywell RTH8500 - Alternate wiring (conventional system)

69-2715EF—07 16
Installing your thermostat
Y2
W2
K
Y2
W2
RC
R
W
Y
G
C
RC
R
W
Y
G
C
1
2
3
CONVENTIONAL
Metal Jumper
Alternate wiring (conventional system)
Use this if your wire labels don’t match the terminal labels.
Note: You must have
a C wire or equivalent.
See page 13.
See key to
1
–
3
on page 17.