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White Rodgers 1F82-261 User Manual

White rodgers thermostat user manual.
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Programmable Electronic Digital
Heat Pump Thermostat
Operator: Save these instructions for future use!
Your new White-Rodgers 5-Day/1-Day/1-Day Digital Thermo-
• LCD continuously displays set point, and alternately dis-
plays time and room temperature
stat uses the technology of a solid-state microcomputer to
provide precise time/temperature control. This thermostat offers
• Continuous Backlit display option
you the flexibility to design heating and cooling programs that fit
• Temperature override until next program period
your needs.
• Manual program override (HOLD temperature)
• Temporary HOLD
• Separate 5-day (weekday) and 1-day/1-day (Saturday/Sunday)
• °F/°C convertibility
programming with four separate time/temperature periods per day
• Temperature range 45° to 90°F
• Simultaneous heat and cool program storage
• R, C, Y, W2, G, O/B, E, and L terminals for single or two-
• Preprogrammed temperature control
transformer systems
• Optional battery back-up for AC power loss
This thermostat is intended for use with a low voltage NEC
Class II system. Do not use this thermostat with a line voltage
system. If in doubt about whether your wiring is millivolt, line, or
Do not use on circuits exceeding specified voltage.
low voltage, have it inspected by a qualified heating and air
Higher voltage will damage control and could cause
conditioning contractor or electrician.
shock or fire hazard.
Do not exceed the specification ratings.
Do not short out terminals on gas valve or primary
All wiring must conform to local and national electrical codes
control to test. Short or incorrect wiring will damage
and ordinances.
thermostat and could cause personal injury and/or
This control is a precision instrument, and should be handled
property damage.
carefully. Rough handling or distorting components could cause
Thermostat installation and all components of the
the control to malfunction.
system shall conform to Class II (current limited)
circuits per the NEC code. Failure to do so could cause
a fire hazard.
To prevent electrical shock and/or equipment dam-
age, disconnect electric power to system at main fuse
or circuit breaker box until installation is complete.
Electrical Rating:
For use with the following Class II systems:
20 to 30 VAC 50/60 Hz. or D.C.
• Standard heat pump systems with electric, gas or oil
0.05 to 1.0 Amps (Load per terminal)
Aux heat with 24VAC Hot and Common available
1.5 Amps Maximum Total Load (All terminals combined)
• Single-stage heat pump systems with no Aux heat with
24VAC Hot and Common available
Setpoint Temperature Range:
45°F to 90°F (7°C to 32°C)
• Millivolt systems
Operating Ambient Temperature Range:
• Systems exceeding 30 VAC and 1.5 amps
32°F to 105°F
• 3-wire zoned hydronic heating systems
Operating Humidity Range:
0 to 90% RH (non-condensing)
Shipping Temperature Range:
-4°F to 149°F
PART NO. 37-6175D
Printed in U.S.A.
Replaces 37-6175C
ST. LOUIS, MISSOURI 63123-5398

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   Summary of Contents for White Rodgers 1F82-261

  • Page 1: Specifications

    -4°F to 149°F WHITE-RODGERS EMERSON ELECTRIC CO. 9797 REAVIS ROAD ST. LOUIS, MISSOURI 63123-5398 1F82-261 Programmable Electronic Digital Heat Pump Thermostat INSTALLATION AND OPERATION INSTRUCTIONS • LCD continuously displays set point, and alternately dis- plays time and room temperature •...

  • Page 2: Remove Old Thermostat

    INSTALLATION REMOVE OLD THERMOSTAT 1. Shut off electricity at the main fuse box until installation is complete. Ensure that electrical power is disconnected. 2. Remove the front cover of the old thermostat. With wires still attached, remove wall plate from the wall. If the old thermostat has a wall mounting plate, remove the thermostat and the wall mounting plate as an assembly.

  • Page 3

    Changeover Relay* Compressor Contactor * Changeover Relay is energized in COOL when O/B switch is in the “O” position Changeover Relay is energized in HEAT when O/B switch is in the “B” position ** Jumper required to use a single Aux Heat for both Second Stage Heat and Emergency Figure 2.

  • Page 4: Check Thermostat Operation

    CHECK THERMOSTAT OPERATION If at any time during testing your system does not operate properly, contact a qualified service person. Turn on power to the system. Fan Operation If your system does not have a G terminal connection, skip to Heating System.

  • Page 5: The Display, Configuration Menu

    The Display 9 Indicates day of the week. 10 Indicates a malfunction with the system. 11 Flame icon ( ) is displayed when the SYSTEM switch is in the HEAT position. Flame icon ( ) is displayed flashing when 2nd-stage heat (Aux or Emergency) is energized. Snowflake icon ( ) is displayed (non-flashing) when the SYSTEM switch is in the COOL position.

  • Page 6: Manual Operation, Programming Your Thermostat

    4) Select backlit display - The display backlight improves display contrast in low lighting conditions. Selecting back- light ON will keep the light on continuously. Selecting OFF will keep the light off. 5) Select Energy Management Recovery OFF or ON - Energy Management Recovery (EMR) causes the thermo- stat to start heating or cooling early to make the building temperature reach the program setpoint at the time you...

  • Page 7

    Use the table to plan your program time periods and the temperatures you want during each period. Fill in the complete table to have a record of your programs. Entering Your Program Set Current Time and Day 1. Press TIME button once. The display will show the hour only. EXAMPLE: 2.

  • Page 8: Troubleshooting

    TROUBLESHOOTING Reset Operation If a voltage spike or static discharge blanks out the display or causes erratic thermostat operation you can reset the thermo- Symptom No Heat/No Cool/No Fan (common problems) No Heat No Cool Heat, Cool or Fan Runs Constantly. Furnace Cycles Too Fast or Too Slow (narrow or wide temperature swing) Cooling Cycles Too Fast or Too Slow...

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