manualshive.com logo in svg

Honeywell T8665A Chronotherm IV, Installation Instructions Manual, Page: 8 / 12

Share
Download
Honeywell T8665A Chronotherm IV Installation Instructions Manual Download Page 8

T8665A CHRONOTHERM® IV DELUXE PROGRAMMABLE WIRELESS THERMOSTAT

69-1535-3

8

Setting Current Day and Time

1.

Press Set Current Day/Time.

NOTE: On initial powerup or after an extended power 

loss, 1:00 pm flashes on the display until a key 
is pressed.

2.

Press Day until the current day is displayed.

NOTE: Sun=Sunday, Mon=Monday,

Tue=Tuesday, Wed=Wednesday,
Thu=Thursday, Fri=Friday, Sat=Saturday.

3.

Press Time 

V

 or Time 

W

 

until the current time is 

displayed.

NOTE: Tapping Set Current Day/Time changes the time 

in one-hour increments.

NOTE: If the current time is Daylight Savings Time, 

press Daylight Time until DST is displayed.

4.

Press Run Program.

Viewing or Resetting Timer Settings

When the thermostat activates a timer, the thermostat 
flashes

 Filter 

until the timer resets.

1.

Rest the timer by pressing the 

i

 key until the 

expired time is displayed.

2.

Press the Time 

V

 

key to reset the timer.

3.

Press the Run Program key.

NOTE: You can view the number 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

Fan

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Day

Heat/Cool

Settings

Daylight

Time

Copy

Set Day/Time

PM

Tue

M14621

Time

Set Program

System

Fan

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Time

Heat/Cool

Settings

Daylight

Time

Copy

Set Day/Time

AM

Tue

M14622

Time

Set Program

System

Fan

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Heat/Cool

Settings

Daylight

Time

Daylight

Time

Copy

Set Day/Time

AM

DST

Tue

M14623

Time

Set Program

System

Fan

Run

Program

Run

Program

Hold Temp

Set Current

Day/Time

Wake

Leave

Return

Sleep

Day

Heat/Cool

Settings

Daylight

Time

Copy

Wake

Room

System

Fan

Heat

Auto

AM

DST

Tue

M20243

Filter

Days

M20244

Filter

Days

Summary of Contents for T8665A Chronotherm IV

Page 1: ...ur 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 about 5 ft 1 5m above the floor in an area with good air circulation at average temperature See Fig 1 Do not install the thermostat where it can be affected by drafts or dead spots behind doors and in c...

Page 2: ...nd wall plate See Fig 3 2 Press lower edge of case to close and latch NOTE To remove the thermostat from the wall first pull out at the bottom of the thermostat remove top last Fig 3 Mounting thermostat on wallplate 5 FEET 1 5 METERS YES NO NO NO M10106 WALL MOUNTING HOLES M20592 MOUNTING SCREWS WALL ANCHORS 2 M14628 PRESS LOWER EDGE OF CASE TO LATCH ENGAGE TABS AT TOP OF THERMOSTAT AND WALLPLATE ...

Page 3: ...p one zone at a time to ensure a unique address is used for each zone 1 Place the Zone 1 DIP switch on the W8665E Receiver to the On position NOTE Observe that the Zone 1 LED on the W8665 flashes 2 Press the thermostat Fan key to the On position The Receiver accepts the message stores the identity of that zone and stops flashing the Zone 1 LED The thermostat is now set up to send signals to Zone 1...

Page 4: ...he system fan as follows On Fan operates continuously Auto Fan operates with equipment Fig 6 Thermostat System and Fan key locations NOTE Always press the keys with your fingertip or sim ilar blunt tool Sharp instruments like a pen or pencil point can damage the keyboard Programmed Temperature Settings Refer to Table 2 for the default program If the daytime energy savings period is not used press ...

Page 5: ...r Setup press the Time V key To change a setting use the increase V or decrease W key To scroll the Installer Setup numbers backward press the Time W key To exit the Installer Setup press Run Program Fig 7 DIsplay of all LCD segments Fig 8 Display of Installer Setup number and settings CAUTION Equipment Damage Hazard Electric heat and heat pump systems must run with fan Configure to 1 in Installer...

Page 6: ...system starts early so setpoint is reached by start of program period 1 Conventional recovery 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 c...

Page 7: ...ture display adjustment 37 0 No difference in displayed 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 temp...

Page 8: ...umber 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...

Page 9: ...r Time W and then the Run Program key to exit Table 4 Tests Available in Installer System 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 A...

Page 10: ... of the year example 027 February 1997 3 Press the increase key V again to display the soft ware identification code Example 02 software ID code 2 4 Press the increase key V again to display the software revision number example 001 revision number 1 5 Press the increase V key again to display the EEPROM identification code example 314 EEPROM ID 314 6 Press the Run Program key to exit the system te...

Page 11: ...signals Thermostat minimum off time is activated Wait up to five minutes for the system to respond System selection is not set to Heat Set system selection to Heat Heating setpoint is below room temperature Check heating setpoint Set heating setpoint to desired temperature Cooling does not come on Thermostat minimum off time is activated Wait up to five minutes for the system to respond Enter Inst...

Page 12: ...nable protection against such interference in a residential installation However there is no guarantee that interference will not occur in a particular installation If this equipment does cause interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures I...

Reviews:

No comments