White Rodgers 1F87-361 Manual De Usuario

Symptom

Possib

ossib

ossible Cause

le Cause

Cor

Corrrrrrecti

ecti

ectiv

vve

e Action

Action

No Cool

1. SYSTEM Switch not set to COOL

COOL

Set SYSTEM Switch to COOL

COOL

COOL and lower setpoint

below room temperature.

2. Loose connection to thermostat or system.

Verify thermostat and system wires are securely
attached.

3. Cooling System requires service or thermostat

Same procedure as diagnostic for No Heat

requires replacement.

condition except set the thermostat to COOL

COOL

COOL and

lower the setpoint below the room temperature.
There may be up to a five minute delay before
the thermostat clicks in Cooling if the compressor
lock-out option is selected in the configuration
menu (Item 6).

Heat, Cool or Fan Runs Constantly.

1. FAN Switch set to Fan ON.

Check each wire connection to verify they are

2. Possible short in wiring.

not shorted or touching together. No bare wire

3. Possible short in thermostat.

should stick out from under terminal screws.

4. Possible short in Heat/Cool/Fan system.

Try resetting the thermostat. If the condition

persists the manufacturer of your system or
service person can instruct you on how to test the
Heat/Cool system for correct operation. If the
system operates correctly, replace the thermostat.

Furnace Cycles Too Fast or Too Slow

Furnace Cycles Too Fast or Too Slow 1. The location of the thermostat and/or the size

Item 2 in the Configuration Menu is the adjustment

(narrow or wide temperature swing)

of the Heating System may be influencing the

that controls the cycle rate. If an acceptable cycle

cycle rate.

rate is not achieved using the FA (Fast) or SL
(Slow) adjustment contact a local service person
for additional suggestions.

Cooling Cycles Too Fast or Too Slow

1. The location of the thermostat and/or the size

The cycle rate for cooling is fixed and can not be

(narrow or wide temperature swing)

of the Cooling System may be influencing the

adjusted. Contact a local service person for

cycle rate.

suggestions.

Thermostat Setting and Thermometer

Thermostat Setting and Thermometer 1. Thermostat thermometer setting requires

The thermometer can be adjusted +/- 4 degrees as

Disagree

adjustment.

listed in item 7 of the Configuration Menu. No other
adjustment is possible.

Clock Loses or Gains Time

1. Loss of power to thermostat and low batteries.

The thermostat will maintain its program in memory
even with no power/no batteries but the clock time
will be incorrect when power is restored. See No
Heat/No Cool/No Fan (common problems) above
for items to check in the system.

Heat or Cool Starts Early

1. EMR activated

See Configuration Menu (Item 4).

Thermostat Does Not Follow Program

Thermostat Does Not Follow Program 1. AM or PM set incorrectly in program.

Check current clock and program settings including

2. AM or PM set incorrectly on the clock.

the AM or PM designations for each time period.

3. Voltage spike or static discharge.

If a voltage spike or static discharge occurs use the
Reset Operation listed above.

Blank Display and/or Keypad Not

1. Loss of power and dead batteries.

Replace batteries and check heat/cool system for

Responding

2. Voltage Spike or Static Discharge.

proper operation. If a voltage spike or static discharge
occurs use the Reset Operation listed above.

TROUBLESHOO

OUBLESHOO

OUBLESHOOTING

TING

The Emerson logo is a
trademark and a service mark
of Emerson Electric Co.

White-Rodgers is a division

of Emerson Electric Co.

www.white-rodgers.com

HOMEOWNER HELP LINE

HOMEOWNER HELP LINE: 1-800-284-2925

: 1-800-284-2925