Honeywell RTH5100B Owner's Manual - Page 5

Step 2. Follow Important Instructions, Step 3. Remove Old Thermostat - wiring

Page 5 highlights

Step 2. Follow Important Instructions 1. Do not connect the wires to the new thermostat based on wire color because damage can occur to the heating and/or cooling system. These Installation Instructions explain later how to use the enclosed wire labels to correctly mark the wires connected to your old thermostat. OLD THERMOSTAT YELLOW WHITE Y W RED G GREEN RC R ORANGE ! DO NOT WIRE NEW THERMOSTAT BASED ON WIRE COLOR. M22034 Step 3. Remove Old Thermostat 5 69-1716

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5
69-1716
Step 2. Follow Important Instructions
1.
Do not connect the wires to the new thermostat
based on wire color because damage can occur to
the heating and/or cooling system.
These Installation Instructions explain later how to
use the enclosed wire labels to correctly mark the
wires connected to your old thermostat.
Step 3. Remove Old Thermostat
M22034
Y
G
RC
R
W
OLD THERMOSTAT
RED
WHITE
YELLOW
ORANGE
GREEN
DO NOT WIRE
NEW THERMOSTAT
BASED ON
WIRE COLOR.
!