Honeywell Tradeline Q7100A,C,D Thermostat Installation Manual

Honeywell Tradeline Q7100A,C,D Thermostat Subbases

The Q7100 Thermostat Subbases provide electronic control of commercial 24 Vac single or multistage heat pump or conventional heating and cooling systems. Select models have terminals for light emitting diodes LEDs, remote temperature sensors and remote setback timer. The LED models have up to two field configurable LEDs and up to two factory assigned LEDs. Refer to Table 1. All Q7100 Thermostat Subbases require a common wire to the supply power.

Table 1. Description of Q7100 Subbases.

Q7100	Use	System	Stagesa		Figs.
	T7100		Heat	Cool
A	D or F	Conventional	1 or 2	1 or 2	8-9
C	E or F	Heat pump	1, 2 or 3	1 or 2	10-14
D	E or F	Heat pump	1 or 2	1 or 2	15

a Depends on the model. 

Honeywell Tradeline Q7100A INSTALLATION

When Installing this Product...

1. Read these instructions carefully. Failure to follow the instructions can damage the product or cause a hazardous condition.
2. Check the ratings given in the instructions and on the product to make sure the product is suitable for your application.
3. Installer must be a trained, experienced service technician.
4. After completing installation, use these instructions to check out the product operation.

Location

Subbase without Remote-Mounted Temperature Sensor

Install the subbase about 5 ft (1.5m) above the floor in an area with good air circulation at average temperature. See Fig. 1. Do not install the subbase where it can be affected by:

• drafts, or dead spots behind doors and in corners.
• hot or cold air from ducts.
• radiant heat from sun or appliances.
• concealed pipes and chimneys.
• unheated (uncooled) areas such as an outside wall behind the thermostat.

Subbase with Remote-Mounted Temperature Sensor(s)

Install the subbase in an area that is accessible for setting and adjusting the temperature and settings. Install the remote-mounted sensor(s) about 5 ft (1.5m) above the floor in an area with good air circulation at average temperature. See Fig. 1. Do not mount the sensor(s) where it can be affected by:

• drafts, or dead spots behind doors and in corners.
• hot or cold air from ducts.
• radiant heat from sun or appliances.
• concealed pipes and chimneys.
• unheated (uncooled) areas such as an outside wall behind the thermostat.

If more than one remote sensor is required, they must be arranged in a temperature averaging network consisting of two, three, four, five or nine sensors. See Fig. 2 through 6.

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