Instruction/ maintenance manual of the product TH8320 Honeywell
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PRODUCT DATA 68-0280-01 ® U.S. Registered Trademark © 201 1 Honeywell International Inc. All Rights Reserved V isionPRO™ 8000 T ouchscreen Programmable Thermostat APPLICA TION The VisionPRO 8000 T.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 2 ORDERING INFORMATION When purchasing replacement and modernizat io n products from your TRADELINE® whol esale r or distributor , refer to the TRADELINE® Catalog or price sheets for complete ordering number .
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 3 68-0280—01 Auxiliary Heat Indication: TH8000 VisionPRO™ T ouchscreen Thermostats show “Aux.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 4 Fig. 4. C7189U Remote Indoor Sensor dimensions in in. (mm). INST ALLA TION When Installing this Product... 1. Read these instructions carefully . Failure to follow the instructions can damage the product or cause a hazard- ous condition.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 5 68-0280—01 4. Position the wallplate over the holes, pulling wi res through the wiring opening. See Fig. 6. 5. Insert the mounting screws into the holes and tighten. Fig. 6. Moun ting wallplate.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 6 NOTES: 1. When used in a single-transformer system, leave metal jumper wire in place between Rc and R. If used on a two-transformer system, remo ve metal jumper wire between Rc and R.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 7 68-0280—01 Fig. 1 1. T ypical ho okup of heat -only system (1 H conventional). Fig. 12. T ypical ho okup of heat only system with fan (1H conventional). Fig. 13. T ypical hoo kup of hea t only powe r to open a nd power to close zone valve (Series 20) system.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 8 Fig. 15. T ypical hookup of cool only system (1C conventional). Fig. 16. T ypical hookup of conventional multist age two-stage heating and two-stage cooling in a single-transform er system (2H/2C, 2H/1C or 1H/2C conventional).
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 9 68-0280—01 Fig. 18. T ypical hookup of si ngle-stage heat pump with no auxiliary/ backup heat (1 H/1C heat pump ). Fig. 19. T ypical hook up of multis ta ge heat pu mp with no auxiliary/backup heat (2H/2C heat pump).
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 10 Fig. 20. T ypical hookup of single-st age heat pu mp with auxiliary/backup heat (2H/1C heat pump). Fig. 21. T ypical hoo kup of multistage heat pump with auxil iary/backup heat (3 H/2C heat pump).
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 1 1 68-0280—01 POWER THE THERMOST A T Y ou can choose from three methods to power the thermostat: • Batteries only (AAA alkaline). • 24 V ac common wire only . • 24 V ac common wire with battery backup (AAA alkaline).
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 12 Locate and Mount C7089U Outdoor T emperature Sensor (Optional) Mount the sensor where (see Fig. 25): • cannot tamper with settings. • there is good air circulation. • it can measure true outdoor ambient temperature.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 13 68-0280—01 Locate and Mount C7 189U Remote Indoor T emperature Sensor (Optional) 1. Choose a location (se e Fig. 27) for mounting the sensor on an inside wall about 5 ft (1.5m) above the floor .
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 14 Fig. 28. Wiring a single C7189 Indoor Sensor . Fig. 29. Wiring Multiple C 7189 Sensors. Set Calendar and T ime Thermostat keeps current time and day for up to ten years under normal use after the calend ar is set.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 15 68-0280—01 INST ALLER SETUP Follow these steps to en ter the Installer Setup: 1. Press and release the System Key . 2. Press and hold the two blank keys on either side of the center blank key for approximately five seconds until screen changes.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 16 T able 3. Installer Setup Men u . Installer Setup Number Inst aller Setup Name Settings Notes 0120 Date (Y ear Upper) Select firs.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 17 68-0280—01 0260 Cycles per hour (cph) for 3rd S tage Heat (Aux Heat for 3H/2C Heat Pumps) 1 —1 cph used fo r steam and gravity 3 —3 cph.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 18 0360 Heat Pump Auxiliary Lockout 0 — n o a u x i l i a r y h e a t l o c k o u t .
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 19 68-0280—01 0650 Extended Fan OnTime Heat 0 —no extended fan operation after call for heat ends 90 — fan operation is extended 90 seconds after call for heat ends.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 20 INST ALLER SYSTEM TEST Use the Installer System T est to test the heating, cooling and fan (and emergency heat fo r heat p ump systems). CAUTION Equipment Damage Hazard . Minimum compressor off tim e is byp assed during Installer System T est Avoid cycling compressor quick ly .
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 21 68-0280—01 OPERATION Thermostat Keys Thermostat Display System and Fan Settings System The System key selections vary based on your h eating and/or cooling system type. Heat — Thermo stat controls the heating system.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 22 2. Press and hold the center blank key for approximately five seconds un til the screen changes. 3. Release the center blank key when the screen on the thermostat matches the screen below .
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 23 68-0280—01 PROGRAMMING Preprogrammed Energy-saving Settings T able 6 shows default program settings.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 24 Edit Schedule 1. Press Sched key . 2. Press Edit key . 3. It is OK to pick multip le days. Select any combination of days to edit. These days are scheduled with th e same times and temperatures.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 25 68-0280—01 NOTE: T o reinstate a schedule period, press arrow keys to set desired time and temp eratures. 7. Press Done key . Fan Schedule Press Fan key while in the Sch eduling Screen to program the System Fan.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 26 Manual Override of Fan Schedule (T able 8) Auto —fan is automatically follo wing the Fan schedule (choices are Auto, On or Circulate). On —overrides Fan schedule. Fan is continuo usly On.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 27 68-0280—01 2. Press Up or Down arrow next to the Time key to set desired time for the the rmostat to resume schedule. 3. Press the Cancel or Sched key to cancel “Hold T emperature Until” and resume schedule.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 28 Replace Batteries 1. When the LO Battery indicator is flashing, replace the batteries promptly with three fresh AAA alkaline batteries 2. Remove thermostat from the wallplate by pulling straight out.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 29 68-0280—01 Partially Locked Screen When partially locked, the screen indicates Screen Locke d for 5 to 7 seconds whenever the user attempts to press a key that is locked. Pressing a locked key , while Screen Locked is shown, flashes “Screen Locked” on the screen.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 30 The remaining run time days can be viewe d by pressing the More key; the remaining days can be edited using the More key or from the Installer Setup. T o view or reset the re minder before it expires, follow thes e steps using the More key: 1.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 31 68-0280—01 Humidifier Pad Reminder The Humidifier Pad change reminder must be turned on from the Installer Setup. Once expired, the screen flashes, “Change Humidifier Pad” and a Re set key appears.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 32 Fig. 31. Proportional temperature control ve rsus P+ I temperatur e control. Minimum Off-Timer The Thermostat has built-in compressor protection (minimum- off timer) that prevents the compressor from restarting too early af ter a shut down.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 33 68-0280—01 Control Dehumidification Setting (Select Models) Select models read the inside humidity level and all ow for a dehumidification setting: 1. Press the More key until the inside humidity percent a nd dehumidification setpoint are shown.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 34 OPERATION IN EMERGENCY HEAT MODE The balance point (outside) temperature is not used in the Emergency heat mode. When the th ermostat is moved to the Emergency Heat positi on, the compressor is locked out.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 35 68-0280—01 a Configure O/B in Installer Setup. Based on last pi ece of equipment called (cooling = O or hea ting = B). b Red LED is on. See LED Indication section for more details. c If Installer Setup System T ype is set to 2H eat/1Cool Heat Pump with Auxiliary Heat.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 36 C7089U Outdoor T emperature Sensor Operat ion When installed with Thermostat Inst aller Setup Number 0340 set to 1 or 2, the outside temperature can be displayed on the thermostat.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 37 68-0280—01 C7189U Remote Indoor T emperature Sensor Operat ion When installed with Thermostat Installer Setup Number 0340 set to 3, the remote in side temperature is displayed on the Thermostat Home Screen as Inside T emperature.
VisionPRO TM 8000 T ouchscreen Programmable Thermostat 68-0280—01 38 T ROUBLESHOOTING (T ABLE 14) T able 14. T roubleshooting. Symptom Possible Cause Action Display does not come on. Thermostat is not being powered. Ch eck for 24 V ac between C and Rc.
VisionPRO TM 8000 T ouchscreen Programmable Th ermostat 39 68-0280—01 Heat pump puts out cool air in the heat mode and warm air in the cool mode. Changeover V alve (Installer Setup Number 0190) is not configured to match the changeover required by the installed heat pump.
68-0280—01 M.S. Rev . 03-1 1 Printed in U.S.A. www .honeywell.com/yourhome Automation and Cont rol Solutions Honeywell International I nc. Honeywell Limited-Honeywell Limitée 1985 Douglas Drive Nor.
An important point after buying a device Honeywell TH8320 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Honeywell TH8320 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Honeywell TH8320 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell TH8320 you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell TH8320 will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell TH8320, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Honeywell TH8320.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell TH8320. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell TH8320 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
