Emerson 1F92 User Manual

Page 22

DISABLING AUTOMATIC

DISABLING AUTOMATIC
CHANGEOVER MODE.

CHANGEOVER MODE.

(Installer table step 13). This
thermostat, as configured at the
factory, provides automatic
changeover, which allows the
thermostat to switch between
heating and cooling to maintain
temperature. In this configuration,
when you press the SYSTEM
button, the thermostat will go
through HEAT-OFF-COOL-AUTO
modes (HEAT-EMER-OFF-COOL-
AUTO for heat pumps). Select
HEAT(-EMER)-OFF-COOL to
disable the automatic changeover
feature.

CHECK THERMOSTAT OPERATION

CHECK THERMOSTAT OPERATION
FAN OPERATION

FAN OPERATION

If your system does not have a G
terminal connection, skip to
“Heating System” section.

1. Turn power on to the system.

2. Press PROGRAM

RUN

3. Press

FAN

until

FAN ON

FAN ON is

displayed. The fan should begin
to operate.

4. Press

FAN

until

FAN AUTO

is displayed. The fan should stop
operating.

HEATING SYSTEM

1. Press PROGRAM

RUN

2. Press

SYSTEM

until

HEAT

HEAT is

displayed. If the heating system has
a standing pilot, ensure that it is lit.

3. Press

to adjust thermostat

setting above room temperature. The
heating system should begin to
operate.

4. Press

to adjust tempera-

ture below room temperature. The
heating system should stop
operating.