Instruction/ maintenance manual of the product TH8321U Honeywell
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VisionPR O ® TH8 0 0 0 Series T ouch-screen Progra mmable Thermostat ® U .S. Regist ered T radem ark. Copyright © 201 2 Honeywell International Inc.
Installation G uide 2 69-2693—01 ENGLISH MCR29481 + + + MCR29480 W allplate installation 1. Separate wallplate from thermostat. 2. Mount wallplate as shown below . MERCURY NOTI CE Ifthis product isreplacing a controlthat contains mercuryin a sealed tube, donot place the old control in the trash.
VisionPRO TM TH800 0 Series 3 69-2693—01 ENGLISH NOT USED MCR29483 NOT USED MCR29482 For24VACprimarypower , connect common sideof transformer to “C” terminal. Insert supplied batteries for primary or backup power .
Installation G uide 4 69-2693—01 ENGLISH Wiring guide — conventional systems Wiring 1H/1C System (1 transformer ) Rc Power [1] R [R+Rc joined by jumper] W Heat relay Y Compressor contactor G Fan.
VisionPRO TM TH800 0 Series 5 69-2693—01 ENGLISH 1H/1C Heat Pump (no auxiliary heat) Rc Power [1] R [R+Rc joined by jumper] O/B Changeover valve [5] Y Compressor r elay G Fanrelay C 24V ACcomm.
Installation G uide 6 69-2693—01 ENGLISH SCHE DH OLD TUE FA N AU TO Inside 70 aM 6:00 SYSTEM HE AT DONE 20 0120 DONE CANCEL aM 6:00 SYSTEM HE AT MCR29486 DONE TUE 15 6 2012 DONE TUE PM 1:00 MCR29485 MCR29484 Remove tab. Align pins on back of thermostat with slotsin wallplate, then push gently until thermostat snaps into place.
VisionPRO TM TH800 0 Series 7 69-2693—01 ENGLISH DONE 20 0120 DONE 20 0120 MCR29486 Inst aller setup Setting Function Press DONE to exit & save settings. Press st to select function Press st to change setting Se tu p fu nc t ion s Se t ti ng s & O pt io ns (factor y default in bold ) Shaded areas below apply only to TH8320/TH8321 .
Installation G uide 8 69-2693—01 ENGLISH Se tu p fu nc t ion s Se t ti ng s & O pt io ns (factor y default in bold ) Shaded areas below apply only to TH8320/TH8321 .
VisionPRO TM TH800 0 Series 9 69-2693—01 ENGLISH Se tu p fu nc t ion s Se t ti ng s & O pt io ns (factor y default in bold ) 0500 Furnace lter change reminder 0 Off 1 10-day run time (about 1.
Installation G uide 10 69-2693—01 ENGLISH DONE 20 0120 DONE 1 0 TEST MCR29488 Duringinstaller setup, press t repeatedlyuntil “T est” appears. T est number System status Press st to select test Press st to change status Press DONE to terminate testing.
VisionPRO TM TH800 0 Series 11 69-2693—01 ENGLISH Auto Changeover (SetupFunction0300):WhensettoAuto,thethermostatautomaticallyselects heating or cooling depending on the indoor temperature. Heat and cool settings must be at least 2 de- greesapart.
Installation Guide Honeywell International Inc. 1985 DouglasDrive North Golden V alley , MN 55422 http://customer .honeywell.com Automation and Control Solutions ® U.S. Registered T rademark. © 2012 Honeywell International Inc.
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