Honeywell FocusPRO TH5220D Installation Manual

Non-programmable digital thermostat

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Operating manual (20 pages)

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Cindy Toney

February 6, 2025

I have a loose brown wire in my thermostat. They’re all have wires connect except for the L and RC. Do I need to try and hook it

Chip

January 16, 2025

Is there a way to adjust thermostat accuracy? Thermostat reads 74 degrees but with thermo tester all rooms are 71 degrees.

Summary of Contents for Honeywell FocusPRO TH5220D

Page 1: Installation Guide
Installation Guide TH5220D Non-programmable Digital Thermostat...
Page 2: Power Options
If this product is replacing a control that contains mercury in a sealed tube, do not place the old control in the trash. Contact your local waste management authority for instructions regarding recycling and proper disposal. ® U.S. Registered Trademark. Patents pending. Copyright © 2005 Honeywell International Inc. All rights reserved.
Page 3: Table Of Contents
Table of contents I I n n s s t t a a l l l l a a t t i i o o n n A A p p p p e e n n d d i i c c e e s s Pre-installation checklist ....2 Quick reference to controls..15 Wallplate installation ......3...
Page 4: Pre-Installation Checklist
Installation Guide Pre-installation checklist Package contents Check to make sure your package includes the following items: FocusPRO ™ TH5220D Operating manual digital thermostat (wallplate attached to back) Wall anchors and AA alkaline mounting screws batteries (2) (2 each) Required tools & supplies •...
Page 5: Wallplate Installation
FocusPRO ™ TH5220D Non-programmable Digital Thermostat Wallplate installation Insert finger into wire hole and pull to Remove the wallplate from the ther- remove wallplate from thermostat. mostat as shown at left, then follow directions below for mounting. 1 Pull wires through wire hole.
Page 6: Wiring
Installation Guide Wiring CAUTION: ELECTRICAL HAZARD. Can cause electrical shock or equipment damage. Disconnect power before wiring. Wiring Keep wires in this shaded area 1 Loosen screw terminals, insert wires into terminal block, then re-tighten screws. 2 Push excess wire back into the wall opening.
Page 7: Typical 1H/1C System: 1/2 Transformers
FocusPRO ™ TH5220D Non-programmable Digital Thermostat Wiring diagrams Power supply. Provide disconnect means and overload protection as required. Factory-installed jumper. Remove for 2-transformer systems only. Optional 24VAC common connection. In Installer Setup, set system type to Heat Only. In Installer Setup, set system type to 1Heat/1Cool Heat Pump & changeover valve to 0 or B.
Page 8: 1H/1C Heat Pump System
Installation Guide Wiring diagrams Power supply. Provide disconnect means and overload protection as required. Factory-installed jumper. Remove for 2-transformer systems only. Optional 24VAC common connection. In Installer Setup, set system type to Heat Only. In Installer Setup, set system type to 1Heat/1Cool Heat Pump & changeover valve to 0 or B. In Installer Setup, set system type to 2Heat/1Cool Heat Pump.
Page 9 FocusPRO ™ TH5220D Non-programmable Digital Thermostat Wiring diagrams Power supply. Provide disconnect means and overload protection as required. Factory-installed jumper. Remove for 2-transformer systems only. Optional 24VAC common connection. In Installer Setup, set system type to Heat Only. In Installer Setup, set system type to 1Heat/1Cool Heat Pump & changeover valve to 0 or B.
Page 10 Installation Guide Wiring diagrams Power supply. Provide disconnect means and overload protection as required. Factory-installed jumper. Remove for 2-transformer systems only. Optional 24VAC common connection. In Installer Setup, set system type to Heat Only. In Installer Setup, set system type to 1Heat/1Cool Heat Pump & changeover valve to 0 or B. In Installer Setup, set system type to 2Heat/1Cool Heat Pump.
Page 11: 2H/2C System (1 Transformer)
FocusPRO ™ TH5220D Non-programmable Digital Thermostat Wiring diagrams Power supply. Provide disconnect means and overload protection as required. Factory-installed jumper. Remove for 2-transformer systems only. Optional 24VAC common connection. In Installer Setup, set system type to Heat Only. In Installer Setup, set system type to 1Heat/1Cool Heat Pump & changeover valve to 0 or B.
Page 12: Power Options
Installation Guide Power options & mounting AC Power The thermostat can be powered by 24 VAC power, or by batteries. To wire the thermostat for AC power, Connect common Jumper connect the common side of the cool- side of transformer ing transformer to the “C”...
Page 13: Installer Setup
FocusPRO ™ TH5220D Non-programmable Digital Thermostat Installer setup Follow the procedure below to configure the thermostat to match the installed heating/cooling system, and customize feature operation as desired. Function Setting number Done Next To begin, press and hold the Press...
Page 14 Installation Guide Installer setup Follow the procedure below to configure the thermostat to match the installed heating/cooling system, and customize feature operation as desired. Function Setting number Done Next To begin, press and hold the Press to change settings F F A A N N buttons until the display changes Press to advance to next function...
Page 15: Installer System Test
FocusPRO ™ TH5220D Non-programmable Digital Thermostat Installer system test Follow the procedure below to test the heating, cooling and fan. System test System number status Done Next To begin, press and hold the Press to turn on system buttons until the display changes...
Page 16: Explanation Of Features
Installation Guide Auto changeover (Setup Function 12) Auto Changeover is a feature used in System Auto climates where both air conditioning and Auto heating are used on the same day.When the system is set to Auto, the thermostat automatically selects heating or cooling depending on the indoor temperature.
Page 17: Quick Reference To Controls
FocusPRO ™ TH5220D Non-programmable Digital Thermostat Quick reference to controls Digital display screen Battery holder (see page 10) Temperature buttons Press to adjust temperature settings Function buttons Press to select the function displayed just above each button. (Functions change depending on the task.)
Page 18: In Case Of Difficulty
Installation Guide In case of difficulty If you have difficulty with your thermostat, please try the suggestions below. Most problems can be corrected quickly and easily. Display is blank • Check circuit breaker and reset if necessary. • Make sure power switch at heating & cooling system is on. •...
Page 19: Accessories/Replacement Parts
FocusPRO ™ TH5220D Non-programmable Digital Thermostat In case of difficulty Heating equip- • Check Installer Setup, Function 1 (System Type), to make sure it is set to ment is running match the installed heating/cooling equipment (see page 11). in cool mode Cannot change •...
Page 20 35 Dynamic Drive Golden Valley, MN 55422 Scarborough, Ontario M1V 4Z9 www.honeywell.com/yourhome Printed in U.S.A. on recycled paper containing at least 10% post-consumer paper fibers. ® U.S. Registered Trademark. © 2005 Honeywell International Inc. Patents pending. All rights reserved. 69-1783 02-2005...