Owner's Manual
Page 1
... be installed by a trained, experienced technician Read these instructions can damage the product or cause a hazardous condition. Owner's Manual English: Page 1 Mode d'emploi Français : Page 6 Manual de Uso Español: Página 11 T822/T827 Series Thermostat This manual covers the following models*: T822K,L • T827K * Images are for reference only and may not represent the actual thermostat. MERCURY NOTICE If this product is replacing a control...
... be installed by a trained, experienced technician Read these instructions can damage the product or cause a hazardous condition. Owner's Manual English: Page 1 Mode d'emploi Français : Page 6 Manual de Uso Español: Página 11 T822/T827 Series Thermostat This manual covers the following models*: T822K,L • T827K * Images are for reference only and may not represent the actual thermostat. MERCURY NOTICE If this product is replacing a control...
Owner's Manual
Page 2
... a garage. Temperatures at or below freezing can occur. T822/T827 Series • Owner's Manual Product application This thermostat provides control of: • 24 Vac heating systems (T822K) • 750 mV or 12 Vdc heating systems (T827K) • 24 Vac cooling systems (T822L) System Types • Gas or oil • Warm air, hot water, high-efficiency furnaces, heat pumps, steam, gravity • Normally closed hot water valves (T822K) • 2-wire cooling systems (T822L) •...
... a garage. Temperatures at or below freezing can occur. T822/T827 Series • Owner's Manual Product application This thermostat provides control of: • 24 Vac heating systems (T822K) • 750 mV or 12 Vdc heating systems (T827K) • 24 Vac cooling systems (T822L) System Types • Gas or oil • Warm air, hot water, high-efficiency furnaces, heat pumps, steam, gravity • Normally closed hot water valves (T822K) • 2-wire cooling systems (T822L) •...
Owner's Manual
Page 3
... transformer. Y2 Cool relay, or normally open hot water valve. Shielded cable is not required. Pull wires through wire hole. Plug the wall opening 3. Terminal Designations R Heating power. W1 Heat relay. M27305 M27306 3 69-2251EFS-01 Wiring 1. G Fan relay (select models only) 1 T822K and T827K 2 T822L Wire specifications Use 18-gauge thermostat wire. English: Page 1 • Français : Page 6 • Español: Página 11 Base installation 1. Check level...
... transformer. Y2 Cool relay, or normally open hot water valve. Shielded cable is not required. Pull wires through wire hole. Plug the wall opening 3. Terminal Designations R Heating power. W1 Heat relay. M27305 M27306 3 69-2251EFS-01 Wiring 1. G Fan relay (select models only) 1 T822K and T827K 2 T822L Wire specifications Use 18-gauge thermostat wire. English: Page 1 • Français : Page 6 • Español: Página 11 Base installation 1. Check level...
Owner's Manual
Page 4
Tab M27308 69-2251EFS-01 4 T822/T827 Series • Owner's Manual Set heat anticipator (model T822K only) Move the adjustment arrow to the proper setting for your system (see table below). Your system Steam Hot water heat Warm air (high efficiency) Warm air (standard) Electric heat Setting 1.2 0.8 0.8 0.4 0.3 M27307 Thermostat mounting Align the slots on the cover with tabs on the sides of the base, then push gently until the cover snaps into place.
Tab M27308 69-2251EFS-01 4 T822/T827 Series • Owner's Manual Set heat anticipator (model T822K only) Move the adjustment arrow to the proper setting for your system (see table below). Your system Steam Hot water heat Warm air (high efficiency) Warm air (standard) Electric heat Setting 1.2 0.8 0.8 0.4 0.3 M27307 Thermostat mounting Align the slots on the cover with tabs on the sides of the base, then push gently until the cover snaps into place.
Owner's Manual
Page 5
...;gina 11 Fan switch (select models) • On: Fan runs continuously. • Auto: Fan runs only when heating or cooling system is shown by Honeywell that the defect or malfunction was caused by damage which occurred while the product was in the workmanship or materials, under normal use and service, for a period of five (5) years from the date of purchase by model. 5-year limited warranty Honeywell warrants...
...;gina 11 Fan switch (select models) • On: Fan runs continuously. • Auto: Fan runs only when heating or cooling system is shown by Honeywell that the defect or malfunction was caused by damage which occurred while the product was in the workmanship or materials, under normal use and service, for a period of five (5) years from the date of purchase by model. 5-year limited warranty Honeywell warrants...
Owner's Manual
Page 16
... site Web http://yourhome.honeywell.com ou vous adresser aux Services à la clientèle de Honeywell en composant le 1 800 468-1502 ¿Necesita ayuda? Honeywell Limited-Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley, MN 55422 Toronto, Ontario M1V 4Z9 http://yourhome.honeywell.com Printed in U.S.A. Need Help? For assistance with this...
... site Web http://yourhome.honeywell.com ou vous adresser aux Services à la clientèle de Honeywell en composant le 1 800 468-1502 ¿Necesita ayuda? Honeywell Limited-Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley, MN 55422 Toronto, Ontario M1V 4Z9 http://yourhome.honeywell.com Printed in U.S.A. Need Help? For assistance with this...