Honeywell Honeywell Thermostat TB8220U User's Manual

Honeywell Thermostats User's Manual - Honeywell Thermostat TB8220U.
Download
Page  of 16
4.9, 1736 votes
background image

INSTALLATION INSTRUCTIONS

62-3070-03

TB8220U 

Commercial VisionPRO™

Programmable Thermostat

APPLICATION

The TB8220U Programmable Thermostat provides electronic control of 24 Vac heating and cooling systems. 
See Table 1 for a description.

Table 1. TB8220U Thermostat Description.

MERCURY NOTICE

If this control is replacing a control that contains 
mercury in a sealed tube, do not place your old 
control in the trash. Dispose of properly.

Contact your local waste management authority 
for instructions regarding recycling and the 
proper disposal of an old control.

INSTALLATION

When Installing this Product...

1. Read these instructions carefully. Failure to follow 

them could damage the product or cause a 
hazardous condition.

2. Check ratings given in instructions and on the 

product to ensure the product is suitable for your 
application.

3. Installer must be a trained, experienced service 

technician.

4. After instal ation is complete, check out product 

operation as provided in these instructions.

CAUTION

Electrical Shock or Equipment Damage 
Hazard.
Can shock individuals or short equipment 
circuitry.
Disconnect power supply before installation.

Select Thermostat Location
Select a location for the thermostat about 5 ft (1.5m) 
above the floor in an area with good air circulation at 
average temperature. See Fig. 1.

Feature

Description

Powering Methods

• Battery only
• Direct connection to a 24 Vac transformer only
• Direct connection to a 24 Vac transformer with battery backup

System Types

• Conventional (up to 2 Heat, 2 Cool stages)
• Heat Pump (up to 3 Heat, 2 Cool stages)

Changeover

Manual or automatic changeover (selectable)

System Setting

Heat-Off-Cool-Auto

Fan Setting

Auto-On

0.589711s