Honeywell TH6220D1002 Installation Manual
Product Application
This thermostat provides electronic control of 24 VAC single-stage and multi-stage heating and cooling systems, or 750 mV heating systems.
System Types (up to 2 heat/2 cool)
- Gas, oil, or electric heat with air conditioning
- Warm air, hot water, high-efficiency furnaces, heat pumps, steam, gravity
- Heat only — two-wire systems, power to open and close zone valves (Series 20), and normally open zone valves
- Heat only with fan
- Cool only
- 750 mV heating systems
Power Options
- Battery power only
- Common wire only
- Common wire with battery backup
Changeover Options
- Selectable manual or auto-changeover modes
System Settings
- Heat, Off, Cool,Auto, Em Heat Fan
Settings
- Auto, On
Honeywell TH6220D1002 Table of Content
Installation
- Pre-installation checklist
- Wallplate installation
Wiring
- Wiring diagrams
- Power options
- Thermostat mounting
- Setup and testing
- Installer setup
- Installer system test
- Explanation of features
Appendices
- Quick reference to controls
- Quick reference to display
- Battery replacement
- In case of difficulty
- Accessories/replacement parts
- Specifications
Honeywell TH6220D1002 Installation
Install the thermostat about 5 feet (1.5m) above the floor in an area with good air circulation at average temperature.
Do not install in locations where the thermostat can be affected by:
- Drafts or dead spots behind doors and in corners
- Hot or cold air from ducts
- Sunlight or radiant heat from appliances
- Concealed pipes or chimneys
- Unheated/uncooled areas such as an outside wall behind the thermostat
Honeywell TH6220D1002 Wiring
Terminal Designations
Conventional Terminal Letters:
Y2 2nd stage compressor contactor
W2 2nd stage heat relay
G Fan relay
W 1st stage heat relay
C Common wire from secondary side of cooling system transformer
Y 1st stage compressor contactor
R Heating power. Connect to secondary side of heating system transformer.
Rc Cooling power. Connect to secondary side of cooling system transformer.
Heat Pump Terminal Letters:
L Heat pump reset. L terminal powered continuously when System is set to Em Heat.
E Emergency heat relay
Aux Auxiliary heat relay
G Fan relay
O/B Changeover valve for heat pumps
C Common wire from secondary side of cooling system transformer.
Y Compressor contactor
R Heating power. Connect to secondary side of heating system transformer.
Rc Cooling power. Connect to secondary side of cooling system transformer.
Readmore and Download Honeywell Thermostat th6220d1002 Installation Manual
| Title | : Honeywell Thermostat th6220d1002 Installation Manual |
| Format | |
| Pages | : 20 Pages |
| Language | : English |
| File Size | : 1 MB |
