Aprilaire 8444 Owner's Manual
8400 series thermostats
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Also See for 8444:
- Installation instructions manual (28 pages) ,
- Safety & installation instructions (28 pages) ,
- Owner's manual (7 pages)
Related Manuals for Aprilaire 8444
Summary of Contents for Aprilaire 8444
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Page 1: Warranty Information
8400 Series Thermostats Owner’s Manual Includes Operating Instructions and Warranty Information READ AND SAVE THESE INSTRUCTIONS 61000651C 8400 Tstat Owners.indd 1 10/13/09 11:13:35 AM... -
Page 2: Table Of Contents
• Non Programmable models (8444, 8446, 8448) . . . . . . . . . . . . . . . . . . . . -
Page 3: About Your New Thermostat
• F ront battery door access for fast, easy replacement. • B uilt in compressor protection. • C irculation fan mode for air cleaning. • A ir filter, humidifier, dehumidifier, and HVAC service indicators. • A uto backlight (activated with first button press). programmable models only (8463, 8465, 8466) model 8444 H eat/Cool Non-Programmable • S eparately programmable weekday/weekend model 8446 H eat Pump Non-Programmable schedules. model 8448 H eat/Cool or Heat Pump Multi-Stage • E asy to use temperature control can override program Non-Programmable schedule at any time. -
Page 4: Non Programmable Models (8444, 8446, 8448)
AbOUT yOUR NEw THERmOSTAT – NON-pROgRAmmAblE mODElS CONTROlS & DISplAy OVERVIEw – mODElS 8444, 8446, 8448 CURRENT INDOOR TEMPERATURE OUTDOOR TEMPERATURE (OPTIONAL) SySTEM MODE SETTINg TEMPERATURE SETTINg EQUIPMENT STATUS SySTEM MODE (PAgE 6) FAN SETTINg DOWN (PAgE 7) HEAT pUmp mODElS ONly EMERgENCy HEAT (RED) FAN SETTINg SySTEM FAULT (yELLOW) INDICATOR SHOWS THROUgH HOUSINg QUICk REFERENCE CARD BATTERy DOOR MESSAgE CENTER LOW BATTERy WARNINg (PAgE 7) NOTE: BACkLIgHT IS ACTIVATED WITH FIRST BUTTON PRESS AND AUTOMATICALLy TURNS OFF. -
Page 5: Programmable Models (8463, 8465, 8466)
AbOUT yOUR NEw THERmOSTAT – pROgRAmmAblE mODElS CONTROlS & DISplAy OVERVIEw – mODElS 8463, 8465, 8466 CURRENT INDOOR TEMPERATURE CURRENT TIME OUTDOOR TEMPERATURE (OPTIONAL) SySTEM MODE SETTINg TEMPERATURE SETTINg EQUIPMENT STATUS FAN SETTINg SySTEM MODE (PAgE 6) DOWN FAN SETTINg (PAgE 7) HOLD PROgRAM HEAT pUmp mODElS ONly EMERgENCy HEAT (RED) SySTEM FAULT (yELLOW) CURRENT SCHEDULE INDICATOR SHOWS THROUgH HOUSINg PERIOD (PAgE 8) QUICk REFERENCE CARD... -
Page 6: Operation (All Models)
OpERATION – All mODElS SElECT SySTEm mODE CHANgE TEmpERATURE SETTINg (Off/HEAT/Em-HEAT/COOl/AUTO) Applies to programmable versions (8463, 8465, 8466) when in HOLD mode. press to select: AUTO: Thermostat automatically selects heating or press or to adjust the current setting. cooling depending on the indoor temperature. In AUTO use to switch between the HEAT and Off: Heating and cooling systems are off. COOL setting. HEAT: Thermostat controls only the heating system. COOl: Thermostat controls only the cooling system. Em-HEAT: Thermostat controls emergency/auxiliary heat. Heat pump will not operate. (Only for heat pumps with auxiliary heat on models 8446, 8465, 8448HP and 8466HP.) 61000651C 8400 Tstat Owners.indd 6 10/13/09 11:13:37 AM... -
Page 7: Select Fan Setting (On/Auto/Circ)
OpERATION – All mODElS SElECT fAN SETTINg (ON/AUTO/CIRC) RESET SERVICE REmINDER mESSAgES press and hold and together for three seconds to reset a service reminder message. bATTERy INSTAllATION AND RESET bUTTON RESET BUTTON press to select: ON: Fan runs continuously. Use this mode for maximum air circulation/air cleaning. AUTO: Fan runs only when the heating or cooling system is on. The thermostat can either be AC or battery powered, or both. When wired to be AC powered, the batteries are CIRC: Same as AUTO, but if the fan has been off for 20 optional and only provide backup power to the clock. minutes the fan will be activated for a 10 minute cycle. Use this mode for a balance of energy savings and air The thermostat has a memory backup that saves the circulation/cleaning. thermostat’s settings in case of a power interruption. The reset button located under the battery cover can be used to reset the thermostat back to factory defaults. -
Page 8: Programmable Models Only (8463, 8465, 8466)
OpERATION & pROgRAmmINg – pROgRAmmAblE mODElS ONly (8463, 8465, 8466) SET TImE AND DAy UNDERSTANDINg pROgRAm SCHEDUlES 1 . press to enter time setting mode. Hour and The daily schedule is split into four sections: AM/PM are flashing. wAKE: 6am-8am – Temperature you would prefer to wake up to, until you leave for the day. lEAVE: 8am-5pm – Temperature when you are away from the house during the day. RETURN: 5pm-10pm – Temperature you would prefer to return to, until bedtime. SlEEp: 10pm-6am – Temperature you would prefer during the night. The times shown are the defaults. The start time and temperature of each section can be changed to fit your schedule (see page 10). 2 . press or to adjust the hour. 3 . press , the minutes flash. press or to adjust the minutes. -
Page 9: Progressive Recovery
OpERATION & pROgRAmmINg – pROgRAmmAblE mODElS ONly (8463, 8465, 8466) UNDERSTANDINg pROgRAm SCHEDUlES (CONTINUED) Set temps Event Event designator Start time Heat Cool WAkE 6:00AM 70°F (21°C) 78°F (26°C) LEAVE 8:00AM 62°F (17°C) 85°F (29°C) RETURN 5:00PM 70°F (21°C) 78°F (26°C) SLEEP 10:00PM 62°F (17°C) 82°F (28°C) pROgRESSIVE RECOVERy The Progressive Recovery feature allows the thermostat Example: to activate the heating and cooling equipment prior to... -
Page 10: Changing Program Schedules
OpERATION & pROgRAmmINg – pROgRAmmAblE mODElS ONly (8463, 8465, 8466) CHANgINg pROgRAm SCHEDUlES 1 . press twice to enter program setting mode. Start time of the WAkE event is flashing. 4. press , COOL setting flashes. press or to adjust the cool setting. 2 . press or to adjust the start time 5. press to advance the next event, and repeat steps 2-5 for LEAVE, RETURN and SLEEP events. 3 . press , HEAT setting flashes. press or to adjust the heat setting. 6. press to change to weekend program. Repeat steps 2-5 for the weekend program. -
Page 11: Program Schedule Overrides (Temporary, Permanent)
OpERATION & pROgRAmmINg – pROgRAmmAblE mODElS ONly (8463, 8465, 8466) pROgRAm SCHEDUlE OVERRIDES (TEmpORARy, pERmANENT) Temporary program override permanent program override press or to immediately adjust the press to permanently hold the temperature at temperature. This will temporarily override the its current setting. This will override the temperature temperature setting for the current programmed time settings for all time periods of the programmed schedule. period. The new temperature setting will be maintained With the thermostat in permanent override, the until the next time period of the programmed schedule. thermostat temperature can be manually adjusted and will stay at that setting until the override is cancelled. To cancel the temporary override, adjust the temperature setting back to the programmed temperature, or press To cancel the permanent override press twice. 61000651C 8400 Tstat Owners.indd 11 10/13/09 11:13:39 AM... -
Page 12: Limited Warranty
ElECTRONIC THERmOSTAT fIVE yEAR lImITED wARRANTy your Research Products Corporation Aprilaire Thermostat unit is expressly warranted for five (5) years from date of installation to be free from ® defects in materials or workmanship. Research Products Corporation’s exclusive obligation under this warranty shall be to supply, without charge, a replacement for any thermostat which is found to be defective within such five (5) year period and which is returned, together with the date of installation, no later than thirty (30) days after said five (5) year period by you to either your original supplier or to Research Products Corporation, Madison, Wisconsin 53701. THIS WARRANTy SHALL NOT OBLIgATE RESEARCH PRODUCTS CORPORATION FOR ANy LABOR COSTS AND SHALL NOT APPLy TO DEFECTS IN WORkMANSHIP OR MATERIALS FURNISHED By yOUR INSTALLER AS CONTRASTED TO DEFECTS IN THE THERMOSTAT ITSELF. IMPLIED WARRANTIES OF MERCHANTABILITy OF FITNESS FOR A PARTICULAR PURPOSE SHALL BE LIMITED IN DURATION TO THE AFORESAID FIVE yEAR PERIOD. RESEARCH PRODUCTS CORPORATION’S LIABILITy FOR INCIDENTAL OR CONSEQUENTIAL DAMAgES, OTHER THAN DAMAgES FOR PERSONAL INJURIES, RESULTINg FROM ANy BREACH OF THE AFORESAID IMPLIED WARRANTIES OR THE ABOVE LIMITED WARRANTy IS EXPRESSLy EXCLUDED. THIS LIMITED WARRANTy IS VOID IF DEFECT(S) RESULT FROM FAILURE TO HAVE THIS THERMOSTAT...