Owner's Manual
Page 3
... call , please have the following information available: thermostat model number and date code, heat pump model number and manufacturer, and number of wires connected to the thermostat. The date code is a four-digit number; If they do that the terminals on the back of Contents, ... remove your existing thermostat, be sure you can safely use this new thermostat, see the CT70 wiring hookup diagram, will replace it and that you understand how you call Honeywell Customer Assistance toll free at 1-800-468-1502, Monday-Friday, 7:00 a.m. - 5:30 p.m. Central time, to be sure this thermostat...
... call , please have the following information available: thermostat model number and date code, heat pump model number and manufacturer, and number of wires connected to the thermostat. The date code is a four-digit number; If they do that the terminals on the back of Contents, ... remove your existing thermostat, be sure you can safely use this new thermostat, see the CT70 wiring hookup diagram, will replace it and that you understand how you call Honeywell Customer Assistance toll free at 1-800-468-1502, Monday-Friday, 7:00 a.m. - 5:30 p.m. Central time, to be sure this thermostat...