Owner's Manual
Page 1
...right for your system, visit www.honeywell.com/ yourhome or call Honeywell Customer Care at 1-800-468-1502. Registered Trademark Copyright © 2002 Honeywell All Rights Reserved 69-0274-6 No...with no auxiliary or backup heat. Installation Instructions Compatible with: Heating/Cooling system CT87A CT87B CT87J Heating only: Gas or oil fueled warm air, steam, or hot Yes...® Thermostat LOW VOLTAGE (15 TO 30 VAC), THERMOSTAT AND MOUNTING HARDWARE 1 Verify that you have the correct thermostat Using the compatibility chart below, verify that you are unsure which model is compatible...
...right for your system, visit www.honeywell.com/ yourhome or call Honeywell Customer Care at 1-800-468-1502. Registered Trademark Copyright © 2002 Honeywell All Rights Reserved 69-0274-6 No...with no auxiliary or backup heat. Installation Instructions Compatible with: Heating/Cooling system CT87A CT87B CT87J Heating only: Gas or oil fueled warm air, steam, or hot Yes...® Thermostat LOW VOLTAGE (15 TO 30 VAC), THERMOSTAT AND MOUNTING HARDWARE 1 Verify that you have the correct thermostat Using the compatibility chart below, verify that you are unsure which model is compatible...
Owner's Manual
Page 2
...sheet metal screws, two 1/2-in . drill bit • Wire cutter/stripper or sharp knife • Pencil 3 Remove the old thermostat 1. OLD THERMOSTAT ANTICIPATOR SCALE Current setting: If you cannot find the heat LEVER anticipator setting on the wall; Carefully unpack your heating system. CT87A... 2 round head screws • Wallplate (CT87A) or subbase (CT87B, CT87J) • Cover ring (select models only). Necessary if installing on the old thermostat (Fig. 1). Remove the cover of your new thermostat; You may affect its accuracy. In the box below, record the...
...sheet metal screws, two 1/2-in . drill bit • Wire cutter/stripper or sharp knife • Pencil 3 Remove the old thermostat 1. OLD THERMOSTAT ANTICIPATOR SCALE Current setting: If you cannot find the heat LEVER anticipator setting on the wall; Carefully unpack your heating system. CT87A... 2 round head screws • Wallplate (CT87A) or subbase (CT87B, CT87J) • Cover ring (select models only). Necessary if installing on the old thermostat (Fig. 1). Remove the cover of your new thermostat; You may affect its accuracy. In the box below, record the...
Owner's Manual
Page 11
The cooling system should stop. Raise the temperature setting above room temperature. Heat On Auto The thermostat controls your cooling system. CT87B, J switches Switch System Fan Setting Result Cool Off The thermostat controls your heating system. Both the heating and cooling systems are off. The fan runs continuously. ... system should start. 3. If your CT87 has a subbase, set the temperature, turn the dial until the pointer on the CT87J model. 2. IMPORTANT: After heating is below room temperature. Lower the temperature setting below 50°F (10°C). 1.
The cooling system should stop. Raise the temperature setting above room temperature. Heat On Auto The thermostat controls your cooling system. CT87B, J switches Switch System Fan Setting Result Cool Off The thermostat controls your heating system. Both the heating and cooling systems are off. The fan runs continuously. ... system should start. 3. If your CT87 has a subbase, set the temperature, turn the dial until the pointer on the CT87J model. 2. IMPORTANT: After heating is below room temperature. Lower the temperature setting below 50°F (10°C). 1.