Operating Guide

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3 69-2338EFS—01
1. Drillholesatpencil-marked
locations(3/16”holesfor
drywall,7/32”holesfor
plaster).
2. Use hammer to tap anchors
intoholesuntilushwithwall.
3. Optional: Pull wires through
cover plate (if needed to cover
marks left by your old thermo-
stat).
4. Connect wires rst (see page
4),theninsertscrews.Check
level if desired, then tighten
screws.
1. Drillholesatpencil-marked
locations(3/16”holesfor
drywall,7/32”holesfor
plaster).
2. Use hammer to tap anchors
intoholesuntilushwithwall.
3. Optional: Pull wires through
cover plate (if needed to cover
marks left by your old thermo-
stat).
4. Pullwiresthroughthermostat
base and insert screws.
Check level if desired, then
tighten screws.
Mount thermostat base - CT30/CT33
Mount thermostat base - CT31
Optional cover plate
Optional cover plate
Thermostat base
Thermostat base