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Honeywell VisionPRO TH8110U, Installation Instructions Manual, Page: 12 / 12

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Honeywell VisionPRO TH8110U Installation Instructions Manual Download Page 12

69-1700    G.H.    03-04 

www.honeywell.com/yourhome

TH8110U TOUCH SCREEN PROGRAMMABLE THERMOSTATS

Automation and Control Solutions

Honeywell International Inc.

Honeywell Limited-Honeywell Limitée

1985 Douglas Drive North

35 Dynamic Drive

Golden Valley, MN  55422

Scarborough, Ontario
M1V 4Z9

CAUTION

Equipment Damage Hazard.
Minimum compressor off-time is bypassed 
during Installer System Test.

Avoid cycling compressor quickly.

Table 7. System Test(s).

TROUBLESHOOTING (SEE TABLE 8)

Table 8. Troubleshooting.

Select

Installer 

Setup 

Number

Factory Setting

Other Choices

Comments

Options

Description

Options

Description

Installer Test 
Cool

Test 1

0

Cool is off

1

0

—cool off  

                                

1

—cool stage 1 

turns on

System selection deter-
mines tests available and 
number of stages shown.

Installer Test 
Fan

Test 2

0

Fan is off

1

0

—fan   off                                     

1

—fan turns on

Installer Test 
Heat

Test 3

0

Heat is off

1

0

—heat  off  

                                

1

—stage 1heat on

Symptom

Possible Cause

Action

Display does not come on.

Thermostat is not being 
powered.

Check for 24 Vac between C and Rc.
Verify AAA batteries installed correctly and good.

Temperature settings do not 
change.

The upper or lower 
temperature limits were 
reached.

Check temperature setpoints.
Check Installer Setup Numbers 0600 and 0610; 
modify.

The keypad is fully locked.

Check Installer Setup Number 0670 to change keypad 
lock options.

Heating or cooling does not 
come on.

Thermostat minimum off-
time is activated.

Wait up to five minutes for the system to respond.

System selection is not set to 
Heat or Cool.

Set system Selection to correct position.

O/B terminal is not set 
correctly (Heat Pumps only).

Check Installer Setup Number 0190 and set correctly.

System type Selection is 
incorrect.

Check Installer Setup Number 0170 and make sure 
correct System type is chosen.

Thermostat is calling for Heat 
(Heat on) or Cool (Cool on) but 
no heating or cooling is running.

Heating or cooling 
equipment is not operating.

Check wiring.
Check Installer Setup Number 0170; verify correct 
system type is chosen.
Verify equipment operation in System Test mode.

Thermostat does not respond 
when touchpad is pressed.

The keypad is locked.

Check Installer Setup Number 0670 to change keypad 
locked options.

Summary of Contents for VisionPRO TH8110U

Page 1: ...tion 2 Check the ratings given in the instructions 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 Selecting Location Install the thermostat about 5 ft 1 5m above the floor in an area with good air circulation at average temperature See Fi...

Page 2: ...et of terminal identifications Table 2 that corresponds with system type conventional or heat pump in Fig 3 2 Loosen the screws for the appropriate system type selected see Table 2 Insert wires in the terminal block under the loosened screw See Fig 4 3 Securely tighten each screw 4 Push excess wire back into the hole 5 Plug the hole with nonflammable insulation to prevent drafts from affecting the...

Page 3: ...ELAY FAN RELAY R C POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED REMOVE FACTORY INSTALLED JUMPER OPTIONAL OUTDOOR OR INDOOR REMOTE SENSOR AVAILABLE ON SELECT MODELS WIRES MUST HAVE A CABLE SEPARATE FROM THE THERMOSTAT CABLE 1 1 3 2 3 OPTIONAL 24 VAC COMMON CONNECTION Y2 RC S1 R S2 W W2 Y G C 2 CONVENTIONAL M19897 OUTDOOR INDOOR TEMPERATURE SENSOR HEAT RELAY R C POWER SU...

Page 4: ...9899 OUTDOOR INDOOR TEMPERATURE SENSOR POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED FACTORY INSTALLED JUMPER OPTIONAL OUTDOOR OR INDOOR REMOTE SENSOR AVAILABLE ON SELECT MODELS WIRES MUST HAVE A CABLE SEPARATE FROM THE THERMOSTAT CABLE 1 3 2 3 Y2 RC S1 R S2 W W2 Y G C 2 CONVENTIONAL R TR C 1 TR W B R SERIES 20 MOTOR OR VALVE M19900 OUTDOOR INDOOR TEMPERATURE SENSOR FAN...

Page 5: ...splay is ready to enter calendar date Fig 15 Fig 15 Setting calendar and time after initial powerup IMPORTANT The tab on back of thermostat in lower left corner must be removed to activate this feature Using the Thermostat The thermostat has a touch screen interface Words or symbols appear highlighting keys as needed to complete tasks Press keys with your fingertips Sharp tips on pens or pencils c...

Page 6: ...ering Installer Setup 1 Thermostat must be powered either with Alkaline AAA batteries or with 24 Vac Common wire 2 From the home screen press System key Press Done or Cancel key to return to home screen 3 Five blank touch keys show on the bottom of the screen between the Done and Cancel keys Press and hold the two blank keys on either side of the center blank key for approximately five seconds unt...

Page 7: ...h 1 12 Select number that represents current calendar month Date Day 0150 15 Digit s represents current calendar date 1 31 Select number that represents current calendar date Schedule Options 0160 4 7 day programming 0 0 nonprogrammable System Type Selection 0170 1 1 Heat 1 Cool Conventional System 1 6 1 1 heat 1 cool 2 single stage heat pump no aux heat 3 heat only no fan 4 heat only with fan 5 h...

Page 8: ...ge changes default cph for 2nd stage heat Continuous Backlight 0280 0 Backlight not on continuously Thermostat backlight comes on with each key press 1 Backlight is on continuously thermostat must have a common wire attached for this function Option is always shown however continuously on backlight works only if thermostat is wired with 24 vac Common Additional Menu Choices 0290 0 Only main menu o...

Page 9: ... 5 F 3 C 6 6 F 3 5 C 7 7 F 4 C 8 8 F 4 5 C 9 9 F 5 C Shown only if automatic changeover is selected Temperature Indication Scale 0320 0 Temperature is displayed in F 1 Temperature is displayed in C Daylight Savings 0330 1 Daylight savings enabled United States 0 0 daylight savings is disabled Set to 0 in areas that do not follow daylight savings Remote Temperature Sensor Outdoor or Indoor 0340 0 N...

Page 10: ... 0540 4 Four periods available Wake Leave Return Sleep 2 Two periods availbable Wake and Sleep Not shown in non programmable is selected 2 or 4 applies to all days of the week Minimum Compressor Off Time 0580 5 Five minute minimum off time for compressor 0 2 3 4 Minimum number of minutes compressor is off between calls for compressor Heat Temperature Range Stop 0600 90 Highest heating setpoint 40 ...

Page 11: ...Standard temperature control in heating 1 3 1 less aggressive temperature control could cause temperature undershoot 3 more aggressive temperature control could cause temperature overshoot Applies to recovery ramp and use of auxiliary heat during recovery Choose 1 if getting temperature overshoot Choose 3 if getting temperature undershoot Temperature Control in Cool 0690 2 Standard temperature con...

Page 12: ...heck for 24 Vac between C and Rc Verify AAA batteries installed correctly and good Temperature settings do not change The upper or lower temperature limits were reached Check temperature setpoints Check Installer Setup Numbers 0600 and 0610 modify The keypad is fully locked Check Installer Setup Number 0670 to change keypad lock options Heating or cooling does not come on Thermostat minimum off ti...

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