STEP 4. WIRE WALLPLATE TERMINALS
All wiring must comply with local codes and ordinances. If
unsure about household wiring procedures, call your local heat-
Refer to the labels you placed on the wires when you removed the old
thermostat (see illustration).
q Match the letter of your old thermostat wire with the corresponding
terminal letter on your new thermostat. Refer to Table 1.
q For wiring diagrams, if needed, see page 21.
q Loosen the terminal screws. Slip each wire beneath its matching
terminal. Wraparound and straight connections are both acceptable,
(see illustration). Tighten the terminals.
7/16 IN. (11 MM).
q Plug the hole in the wall with insulation to help prevent drafts from adversely affecting thermostat operation.
q Match the terminals from your old thermostat to the terminals on the CT3611. Find the column from Table 1 that
matches your existing thermostat wire terminals to help you match the terminals correctly.
FOR STRAIGHT INSERTION
STRIP 5/16 IN. (8 MM).