Honeywell RTH8500D Benutzerhandbuch

69-1725-1

10

1. As you disconnect each wire, use the enclosed wire labels to 

wrap a wire label around each wire that matches the letter 

designation. Do not allow the wires to fall into the wall opening 

after the wires are disconnected.

2. Remove any remaining part of the old thermostat from the wall.

When connecting the wires to the new thermostat, refer to 

the wire labels. Do not connect wires to your new thermostat 

based on the color of the wire.

Y

G

R

C

R

WIRE HOLE

M22039

WIRE 

SCREW 
TERMINAL

LETTER
DESIGNATION

WIRE LABEL 

W

W

G

Y

R

RC