Owner's Manual
Page 1
Registered Trademark. Patents pending. All rights reserved. Owner's Manual CT30/CT33 Low-voltage Thermostat Getting started Check to make sure your package includes the following items: CT30/CT33 thermostat Cover plate Wire labels Caution card Wall anchors and mounting screws (2 each) Before you begin, make sure you have: • Screwdriver • Hammer • Level (optional) • Pencil • Drill bit (3/16" for drywall, 7/32" for plaster) ® U.S. Copyright © 2005 Honeywell International Inc.
Registered Trademark. Patents pending. All rights reserved. Owner's Manual CT30/CT33 Low-voltage Thermostat Getting started Check to make sure your package includes the following items: CT30/CT33 thermostat Cover plate Wire labels Caution card Wall anchors and mounting screws (2 each) Before you begin, make sure you have: • Screwdriver • Hammer • Level (optional) • Pencil • Drill bit (3/16" for drywall, 7/32" for plaster) ® U.S. Copyright © 2005 Honeywell International Inc.
Owner's Manual
Page 2
... have 3 or more wires? You may not be compatible with your old thermostat 1 Turn off power at heating/cooling system (or fuse/circuit-breaker panel). 2 Remove cover and thermostat, but leave wallplate with wires attached. Owner's Manual Remove your system. If so, see mercury notice below. If the total (not counting C or C1...
... have 3 or more wires? You may not be compatible with your old thermostat 1 Turn off power at heating/cooling system (or fuse/circuit-breaker panel). 2 Remove cover and thermostat, but leave wallplate with wires attached. Owner's Manual Remove your system. If so, see mercury notice below. If the total (not counting C or C1...
Owner's Manual
Page 4
Owner's Manual Mount thermostat base 1 Drill holes at pencil-marked locations (3/16" holes for drywall, 7/32" holes for plaster). 2 Use hammer to tap anchors into the wall opening. See note Back of thermostat base If any excess wire back into holes until flush with your old thermostat). 4 ...to loosen screw terminals, wrap bare wire securely around terminals, then tighten screws. 3 Push any of these wires are present, you cannot use this thermostat with wall. 3 [Optional] Pull wires through cover plate (if needed to : Terminal "R" Terminal "W" Stop! Check level if desired, then ...
Owner's Manual Mount thermostat base 1 Drill holes at pencil-marked locations (3/16" holes for drywall, 7/32" holes for plaster). 2 Use hammer to tap anchors into the wall opening. See note Back of thermostat base If any excess wire back into holes until flush with your old thermostat). 4 ...to loosen screw terminals, wrap bare wire securely around terminals, then tighten screws. 3 Push any of these wires are present, you cannot use this thermostat with wall. 3 [Optional] Pull wires through cover plate (if needed to : Terminal "R" Terminal "W" Stop! Check level if desired, then ...