Honeywell CT87B Owner's Manual - Page 10

CT87A,B,J ROUND® THERMOSTAT 8 Set the heat anticipator for your system IMPORTANT: Setting the heat anticipator allows the thermostat to maintain accurate temperature control. 1. Using a pencil point, move the heat anticipator pointer to the number that you recorded in Step 3, sub-step 3. If you could not find the anticipator setting on the old thermostat, use the setting for your type of system shown in the table below. Your heating system: Steam Hot water heat High-efficiency warm air Standard warm air Electric heat Heat anticipator setting: 1.2 0.8 0.8 0.4 0.3 2. Snap on the thermostat cover. NOTE: If the furnace stays on beyond the thermostat set temperature, move the anticipator pointer down by .1 ampere. If the furnace shuts off before the set temperature is reached, move the anticipator pointer up by .1 ampere. Never adjust the anticipator below .3 ampere. 9 Check heating/cooling operation Check heating 1. Turn the transparent dial to the farthest point left. 2. If your CT87 has a subbase, set the system switch to Heat. 3. Turn the dial until the temperature on the setting scale (Fig. 16) exceeds the room temperature that is shown on the thermometer. The heating system should start. 4. Turn the dial until the temperature on the setting scale is below the room temperature that is shown on the thermometer. The heating system should stop. Fig. 16. Checking heating system. SETTING SCALE 69-0274-6 THERMOMETER 10 M9656