White Rodgers 1F85RF-275 Specifications download pdf (Page 4)

NOTE

CHECK CHECK

CHECK

THERMOSTTHERMOST

THERMOST

T OPERAT OPERA

T OPERA

TIONTION

TION

To prevent static discharge problems, touch side ofTo prevent static discharge problems, touch side of

To prevent static discharge problems, touch side of

thermostat to release static build-up before touchingthermostat to release static build-up before touching

thermostat to release static build-up before touching

any keys.any keys.

any keys.

Do not allow the compressor to run unless the com-Do not allow the compressor to run unless the com-

Do not allow the compressor to run unless the com-

pressor oil heaters have been operational for 6 hourspressor oil heaters have been operational for 6 hours

pressor oil heaters have been operational for 6 hours

and the system has not been operational for at least 5and the system has not been operational for at least 5

and the system has not been operational for at least 5

minutes.minutes.

minutes.

CAUTION

If at any time during testing your system does not operate

properly, contact a qualified serviceperson.

Fan Operation

If your system does not have a G terminal connection, skip to

Heating System.

1. Turn on power to system.

2. Move FAN switch to ON position. The blower should be -

gin to operate.

3. Move FAN switch to AUTO position. The blower should

stop immediately.

Heating System

1. Press SYSTEM button to select the Flame icon ( ). If

the auxiliary heating system has a standing pilot, be sure

to light it.

2. Press

to adjust thermostat setting to 1° above room

temperature. The heating system should begin to

operate. The display should show “STG1”. However, if

the setpoint temperature display is flashing, the compres-

sor lockout feature is operating (see Configuration menu,

item 5).

3. Adjust temperature setting to 3° above room temperature.

If your system configuration is set at MS2, HP2 or HP1,

the auxiliary heat system should begin to operate and the

display should show “STG1+2”.

4. Press

to adjust the thermostat below room tempera-

ture. The heating system should stop operating.

Emergency System

EMER bypasses the Heat Pump to use the heat source wired

to terminal E on the thermostat. EMER is typically used when

compressor operation is not desired, or you prefer back-up

heat only.

1. Press SYSTEM button to select EMER. “EMER” will flash

on the display.

2. Press

to adjust thermostat setting above room

temperature. The Aux. heating system will begin to

operate. The display will show “STG1” flashing “EMER”

and Flame icon (

) to indicate that the Aux. system is

operating.

3. Adjust temperature setting to 3° above room temperature.

The auxiliary heat system should begin to operate and

the display should show “STG1+2”.

4. Press

to adjust the thermostat below room tempera-

ture. The Aux. heating system should stop operating.

To prevent compressor and/or property damage, if theTo prevent compressor and/or property damage, if the

To prevent compressor and/or property damage, if the

outdoor temperature is below 50°F, DO NOT operateoutdoor temperature is below 50°F, DO NOT operate

outdoor temperature is below 50°F, DO NOT operate

the cooling system.the cooling system.

the cooling system.

CAUTION

Cooling System

1. Press SYSTEM button to select the Snowflake icon ( ).

2. Press

to adjust thermostat setting below room

temperature. The blower should come on immediately on

high speed, followed by cold air circulation. The display

should show “STG1”.

3. Adjust temperature setting to 3° below room temperature.

The second stage cooling should begin to operate and

the display should show “STG1+2”.

4. Press

to adjust the temperature setting above room

temperature. The cooling system should stop operating.

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White Rodgers 1F85RF-275 Specifications Page 4

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