Bryant TSTATBBPB101 User Manual download pdf (Page 15)

About Advanced Features & Operation

Page 14

2 STAGE OPERATION - The 2nd Stage of heat or cool is

turned on when (1) the 1st Stage has been on for a

minimum of two minutes, and (2) the temperature spread

from the setpoint is equal to or greater than: the setpoint

plus the deadband, plus 2 degrees.

Heat

Setpoint

Cool

Setpoint

Dead

Band

Dead

Band

2 degrees

1st Stage

turn on

2nd Stage

turn on

1st Stage

turn on

2nd Stage

turn on

Heating

Cooling

MINIMUM HEAT/COOL SETPOINT DIFFERENCE - The Heat

and Cool setpoints will not be allowed to come any closer

to each other than the value set in Advanced Setup step

# 8, on page 7. This minimum difference is enforced

during Auto changeover operation.

and Program On

EMERGENCY HEAT - Is a feature available to Heat Pump

installations. To turn on Emergency Heat press in the

Fan button. While holding the Fan button press

the Up button for 2 seconds. The Cool setpoint display

will read ‘EH’.

During Emergency Heat the thermostat will turn

on the fan and the 2nd stage of heat, when there is a

demand for heat, locking out the 1st stage compressor.

Exiting Emergency Heat is the same as entering. During

Emergency Heat only OFF and HEAT are available.

Press for

Emergency Heat

Fan

HEAT

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Bryant TSTATBBPB101 User Manual Page 15

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