Honeywell Home RCHT9610WFSW2005 Installation Manual page 9

9 Disconnect the wires and remove the old wall
plate
You may need a screwdriver to release wires from
terminals.
Tip: Wrap the wires around a pencil to prevent them
from falling in the wall.
10 Do you have a C-Wire?
Look at the thermostat wiring checklist from
Step 8, or the photo you took. Is the C-Terminal
checked?
YES
This means you will not need to install a
C-Wire Adapter. Skip to Installing Your New
Thermostat (page 13).
NO
This means you don't have a C-wire connected
to your thermostat. Continue to next step.
Compatibility Check
9
C
Y G
Y G C A
U