Honeywell Chronotherm Deluxe T8601D Installation Instructions Manual Download Page 5

T8601D CHRONOTHERM® IV DELUXE PROGRAMMABLE THERMOSTATS

5

69-1410—2

Temperature Settings

Refer to Table 2 for the default program. If the daytime 
energy savings period is not used, press the period key 
(Leave or Return) until the time is blank. The fan setting 
feature is available on select thermostat models. See 
Owner’s Guide, form number 69-0940, for complete 
instructions on changing the program.

INSTALLER SETUP

NOTE: For most applications, the thermostat factory-

settings do not require changing. Review the 
factory settings in Table 2 and, if no changes 
are necessary, go to the Installer Self-Test    
section.

The Installer Setup is used to customize the thermostat 
to specific systems. Some of the options include 
temperature display, system changeover and outdoor 
temperature display. Installer Setup numbers are listed in 
Table 3. The table includes all the configuration options 
and the factory-settings for the T8601. 

A combination of key presses are required to use the 
Installer Setup feature: 
— To enter the installer setup, press and hold the 

information 

i

 key with the increase 

!

 and       

decrease 

"

 keys until the first number is displayed. 

All display segments appear for approximately three 
seconds before the number is displayed. See Fig. 10 
and 11.

— To advance to the next Installer Setup, press the  

Time 

 key.

— To change a setting, use the increase 

!

 or     

decrease

 " 

key.

— To scroll the Installer Setup numbers backward, press 

the Time 

 key.

— To exit the Installer Setup, press Run Program.

Fig. 10. Display of all LCD segments.

Fig. 11. Display of Installer Setup 

number and setting.

CAUTION

Electric Heat System Configuration Hazard. 
Can cause equipment damage.

Configure electric heat system to 1 in Installer 
Setup number 2 to prevent system running 
without the fan.

IMPORTANT

Only configurable numbers are shown on the 
device. Example: If thermostat does not have a 
system key, Installer Setup Number 12 is not 
displayed. Review Table 3 factory settings and 
mark any desired changes in the Actual        
Settings column. When Installer Setup is      
complete, review the settings to confirm that 
they match the system. 

Table 2. Default Program Settings.

Period

Time

Heat Setpoint

Cool 

Setpoint

Fan 

Setting

Wake

6:00 AM

70°F (21°C)

78°F 

(25.5°F)

Auto

Leave

8:00 AM 62°F (16.5°C)

85°F 

(29.5°F)

Auto

Return

6:00 PM

70°F (21°C)

78°F 

(25.5°F)

Auto

Sleep

10:00 PM 62°F (16.5°C) 82°F (28°F)

Auto

M14559

Aux Ht

Set Day/Time

Set Program

Mon
Wake Leave Return

Sleep

Outdoor

Room

Filter

Wait

FFan

Em Heat

O

n

Auto

O

ff

Cool

Auto

AM

PM

Hold for

Heat Cool

Repl Batt

Recovery

DST

Tue Wed Thu Fri Sat Sun

Days

Temporary Setting

Em Ht

M14618

INSTALLER SETUP
NUMBER DISPLAY
(C

O

LUMN 2 

O

F TABLE 3)

FACT

O

RY SETTING 

O

O

THER 

CH

O

ICE DISPLAY (C

O

LUMN 3

O

R 5 

O

F TABLE 3)

Summary of Contents for Chronotherm Deluxe T8601D

Page 1: ...fully Failure to follow the instructions can damage the product or cause a hazardous condition 2 Check the ratings given in the instructions and on the product to make sure the product is suitable for your application 3 Installer must be a trained experienced service technician 4 After completing installation use these instructions to check out the product operation Location Install the thermostat...

Page 2: ...ed holes until flush with the wall 4 Position the wallplate over the holes pulling wires through the wiring opening 5 Loosely insert the mounting screws into the holes 6 Tighten mounting screws WIRING All wiring must comply with local electrical codes and ordinances Refer to Fig 3 through 5 for typical hookups A letter code is located near each terminal for identification CAUTION Electrical Hazard...

Page 3: ... CAN BE USED FOR CHANGEOVER VALVE ON SINGLE STAGE HEAT PUMP SYSTEMS AVAILABLE ON SELECT MODELS OT WIRES MUST HAVE A SEPARATE CABLE FROM THE THERMOSTAT CABLE 2 2 2 1 3 OT OT OUTDOOR TEMPERATURE SENSOR 3 L1 HOT L2 M10354 FAN RELAY Y G THERMOSTAT RC HEAT RELAY R W L1 HOT L2 COMPRESSOR CONTACTOR HEATING TRANSFORMER COOLING TRANSFORMER B C HEAT DAMPER COOL DAMPER O 2 1 POWER SUPPLY PROVIDE DISCONNECT M...

Page 4: ...nuously Auto Fan operates with equipment Fig 9 Thermostat System and Fan key locations NOTE Always press the keys with your fingertip or similar blunt tool Sharp instruments like a pen or pencil point can damage the keyboard M14624 Time Set Program System Fan Run Program Hold Temp Set Current Day Time Wake Leave Return Sleep Day Heat Cool Settings Daylight Time Copy INCREASE TEMPERATURE SETTING OR...

Page 5: ... To advance to the next Installer Setup press the Time key To change a setting use the increase or decrease key To scroll the Installer Setup numbers backward press the Time key To exit the Installer Setup press Run Program Fig 10 Display of all LCD segments Fig 11 Display of Installer Setup number and setting CAUTION Electric Heat System Configuration Hazard Can cause equipment damage Configure e...

Page 6: ...system starts recovery at programmed time Degree temperature display 14 0 Temperature is displayed in F 1 Temperature is displayed in C Not used 15 Clock format 16 0 12 hour clock format 1 24 hour clock format Not used 17 and 18 Extended fan operation in heatinga 19 0 No extended fan operation after the call for heat ends 1 Fan operation is extended 90 seconds after the call for heat ends Extended...

Page 7: ...splayed temperature and actual room temperature 3 thru 3 1 Display adjusts to 1 F higher than actual room temperature 2 Display adjusts to 2 F higher than actual room temperature 3 Display adjusts to 3 F higher than actual room temperature 1 Display adjusts to 1 F lower than actual room temperature 2 Display adjusts to 2 F lower than actual room temperature 3 Display adjusts to 3 F lower than actu...

Page 8: ...ber of days remaining at any time by pressing the i key three or four times If more than one timer is active all active timers show sequentially when pressing the i key several times M14619 Time Set Program System Fan Run Program Hold Temp Set Current Day Time Set Current Day Time Wake Leave Return Sleep Day Heat Cool Settings Daylight Time Copy Set Day Time Mon PM M14620 Time Set Program System F...

Page 9: ... exit Table 4 Tests Available In The Installer Self Test Test Number System Test Description 10 19 Heating equipment can be turned on and off 30 39 Cooling equipment can be turned on and off 40 49 Fan equipment can be turned on and off 60 0 to 60 19 Keyboard keys test 70 79 Thermostat information including date code and software versions are displayed M14559 Aux Ht Set Day Time Set Program Mon Wak...

Page 10: ...software identification code Example 02 software ID code 2 4 Press the increase key again to display the software revision number Example 001 Revision number 1 5 Press the increase key again to display the EEPROM identification code Example 314 EEPROM ID 314 6 Press the Run Program key to exit the self test The self test times out after four minutes without any key presses CHECKOUT Outdoor Tempera...

Page 11: ...perature settings do not change Example Cannot set the heating higher or the cooling lower The upper or lower temperature limits were reached Check the temperature setpoints Heating limits are 40 to 90 F 4 5 to 32 C Cooling limits are 48 to 99 F 7 to 35 C The setpoint temperature range stops were configured Check Installer Setup numbers 34 and 35 and reconfigure the setpoint stops Heating does com...

Page 12: ...t to Cool Set system selection to Cool Cool setpoint is above room temperature Check cooling setpoint Set cooling setpoint to desired temperature System on indicator flame heat snowflake cool is displayed but no warm or cool air is coming from the registers Fan operation set for 0 conventional heat when it should be set for 1 electric heat Enter Installer Setup number 2 and reconfigure the fan ope...

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