Honeywell CHRONOTHERM IV DELUXE T8624D- Manuals

Honeywell CHRONOTHERM IV DELUXE T8624D– User Manual in PDF format online.

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User Manual

User Manual Honeywell CHRONOTHERM IV DELUXE T8624D

Summary

Page 2 - IV DELUXE PROGRAMMABLE THERMOSTAT; ORDERING INFORMATION; Thermostat Model; T8624D Thermostats provide features listed in Table 1.

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 2 ORDERING INFORMATION When purchasing replacement and modernization products from your TRADELINE® wholesaler or distributor, refer to theTRADELINE® Catalog or price sheets for complete ordering number. If you have additional questions...

Page 3 - INSTALLATION; When Installing this Product...; Position the wallplate over the holes, pulling wires; RECYCLING NOTICE

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 3 Dimensions:See Fig. 1. INSTALLATION When Installing this Product… 1. Read these instructions carefully. Failure to follow the instructions can damage the product or cause ahazardous condition. 2. Check the ratings given in the instru...

Page 4 - WIRING; CAUTION; Loosen the terminal screws on the wallplate and; drafts from affecting the thermostat.

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 4 Fig. 2. Typical location of thermostat. Fig. 3. Mounting the wallplate. 5 FEET [1.5 METERS] YES NO NO NO M10106 WIRING All wiring must comply with local electrical codes andordinances. Follow equipment manufacturer wiringinstructions...

Page 5 - Mounting Thermostat Wallplate

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 5 Table 4. Terminal Designations and Descriptions. Fig. 4. Proper wiring technique. Mounting Thermostat Wallplate The thermostat mounts on the wallplate after they areinstalled. 1. Engage tabs at the top of thermostat and wallplate. Se...

Page 6 - SETTINGS; Using Thermostat Keys

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 6 SETTINGS Using Thermostat Keys The thermostat keys are used to:• set current day and time, • program times and setpoints for heating and cooling, • temporarily override program temperatures, • display present setting, • configure Ins...

Page 7 - Temperature Settings; INSTALLER SETUP

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 7 NOTE: Always press the keys with your fingertip or similarblunt tool. Sharp instruments like a pen or pencilpoint can damage the keyboard. Temperature Settings Refer to Table 5 for the default program. If the daytime energysavings pe...

Page 9 - IMPORTANT; Setting Current Day and Time

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 9 Table 6. Thermostat Installer Setup Options (continued). IMPORTANT Review the settings to confirm that they match thesystem. Press Run Program to exit the InstallerSetup. The thermostat has saved the Installer Setupchanges and initia...

Page 10 - Press Day until the current day is displayed.; INSTALLER SYSTEM TEST; Table 7. Tests Available in Installer System Test.

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 10 2. Press Day until the current day is displayed. NOTE: Sun=Sunday, Mon=Monday, Tue=Tuesday,Wed=Wednesday, Thu=Thursday, Fri=Friday,Sat=Saturday. Fig. 10. Display of all the segments of the LCD. M10313 Time Set Program System Fan Run...

Page 11 - Thermostat Information; Press the increase

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 11 Table 8. Installer System Test Options. 3. Press the increase ▲ key again to display the software identification code. (Example: 02 = software ID code 2) NOTE: Press any key and the displayed numbers willchange. Press Time ▼ ▼ to go...

Page 12 - PROGRAMMING

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 12 PROGRAMMING The keyboard is located behind the thermostat cover withthree frequently used keys by the display. The thermostatdisplay shows day, time, program period, temperature, systemand fan operation selection. The thermostat can...

Page 13 - Setting the Current Day and Time; Programming the First Day; Press Day until the desired day is displayed.

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 13 Setting the Current Day and Time IMPORTANT Always press the keys with your fingertip or similarblunt tool. Sharp instruments like pens and pencilpoints can damage the keyboard. 1. Press Set Current Day/Time. NOTE: On initial power u...

Page 14 - Copying a Day; Clearing Program Period

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 14 5. Press Heat/Cool Settings to switch to other system temperature setpoint. NOTE: The program times are the same for bothheating and cooling. 3. Press Copy. M10321 Time Set Program System Fan Run Program Hold Temp Set Current Day/Ti...

Page 15 - Repeat steps 2 and 3 for all the periods to be cleared.; Setting Temporary Temperatures; Press Run Program to cancel the Hold and to return to; Changing Temperature Setting Indefinitely; Press Heat/Cool Settings to change between heat and

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 15 4. Repeat steps 2 and 3 for all the periods to be cleared. 5. Press Run Program. Setting Temporary Temperatures Changing Temperature Setting Until the NextProgram Period Press increase ▲ or decrease ▼ key until the desired temperatu...

Page 16 - or decrease; Setting Temporary Fan Operation; OPERATION; Fig. 12. Proportional temperature control; Displaying the Outdoor Temperature

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 16 6. Press increase ▲ or decrease ▼ key to adjust the temperature setting, if desired. (Example: Cool 84 ° = cooling equipment will operate when the roomtemperature is above 84 ° F) NOTE: In this example, the thermostat uses the Holds...

Page 17 - Operation Sequence; Startup

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 17 Operation Sequence The thermostat energizes specific terminals depending whatthe Fan and System are set to. The LCD will display the time,room temperature, system and fan selection. Symbols will bedisplayed when the heating, cooling...

Page 18 - TROUBLESHOOTING GUIDE; Symptom

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 18 TROUBLESHOOTING GUIDE Refer to Table 12 for troubleshooting information. Table 12. Troubleshooting Information. Symptom Possible Cause Action Display will not come on. Thermostat is not being powered. • Check for 24 Vac between R an...

Page 19 - CROSS REFERENCE

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 19 CROSS REFERENCE Refer to Table 13 for thermostat cross referencing information. Table 13. Thermostat Cross Reference Information. Model Number Description TRADELINE  Replacement Remarks T8624C Two-stage heat and two-stage cool conv...

Page 20 - Helping You Control Your World

T8624D CHRONOTHERM ® IV DELUXE PROGRAMMABLE THERMOSTAT 68-0166—1 20 Honeywell Europe S.A.3 Avenue du Bourget1140 BrusselsBelgium Honeywell Asia Pacific Inc.Room 3213-3225Sun Hung Kai CentreNo. 30 Harbour RoadWanchaiHong Kong Home and Building ControlHoneywell Limited-Honeywell Limitée155 Gordon Bake...

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