White Rodgers 1F95-391 Installation & Configuration Manual

Multi-stage/heat pump 90 series

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INSTALLATION
DESCRIPTION
This White-Rodgers Digital Thermostat uses
microcomputer technology to provide precise
time, humidity, and temperature control. This
thermostat offers the flexibility to design
SPECIFICATIONS
1F95-391: 7 Day programming; residen-
tial applications.
ELECTRICAL DATA
Electrical Rating:
20 to 30 VAC, 50/60 Hz with common
0.05 to 1.5 Amps per terminal
2.5 Amps maximum total load (all
terminals combined).
PRECAUTIONS
WARNING
!
Do not short out terminals on gas valve
or primary control to test. Short or
incorrect wiring will damage thermostat
and could cause personal injury and/or
property damage.
Do not use on circuits exceeding
specified voltage. Higher voltage will
damage thermostat and could cause
shock or fire hazard.
Thermostat installation and all compo-
nents of the system shall conform to
Class II circuits per the NEC code.
WHITE-RODGERS 90 SERIES
MULTI-STAGE/HEAT PUMP INSTALLATION/CONFIGURATION
heating and cooling programs that fit
building needs. This thermostat is adaptable
to most 24 volt residential forced air multi-
Standard Systems:
Multi-stage gas, oil, electric.
Single-stage or two-stage compressor
heat pump.
THERMAL DATA
Setpoint Temperature Range:
45° to 99°F (7° to 37°C)
CAUTION
!
To prevent electrical shock and/or
equipment damage, disconnect electric
power to system at main fuse or circuit
breaker box until installation is
complete.
NOTE
Read all instructions thoroughly before
beginning installation.
This thermostat is intended for use with a
low voltage system. Do not use on a line
voltage system.
White-Rodgers is a division
of Emerson Electric Co.
www.white-rodgers.com
1F95-391
stage or heat pump systems with electric or
fossil fuel auxiliary.
Operating Ambient Temperature:
32° to 110°F (0° to 43°C)
Operating Humidity Range:
90% non-condensing max.
Shipping Temperature Range:
-4° to 149°F (-20° to 65°C)
Do not exceed ratings shown in the Specifi-
cations section, above. If in doubt about the
electrical ratings of your heating/cooling
system, have it inspected by a qualified
heating and air conditioning contractor or
licensed electrician.
All wiring must conform to local and
national electrical codes and ordinances.
This control is a precision instrument, and
should be handled carefully. Rough handling
or distorting components could cause the
control to malfunction.
Part No. 37-6527A
0416

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Summary of Contents for White Rodgers 1F95-391

  • Page 1 This to most 24 volt residential forced air multi- thermostat offers the flexibility to design SPECIFICATIONS 1F95-391: 7 Day programming; residen- Standard Systems: Operating Ambient Temperature: tial applications. Multi-stage gas, oil, electric.
  • Page 2: Installation

    INSTALLATION A T T E N T I O N ! Remove the front cover of the old thermo- Place the base over the hole in the wall stat. With wires still attached, remove wall where the wires come out and mark mount- This product does not contain mercury.
  • Page 3: Heat Pump Terminal Outputs

    MULTI-STAGE TERMINAL OUTPUTS Refer to equipment manufacturers’ instruc- This thermostat is designed to operate a Use the terminal output information below to tions for specific system wiring information. single-transformer system. If you have a two- help you wire the thermostat properly for transformer system, cut and tape off one your multi-stage system.
  • Page 4 CONFIGURATION SWITCHES RESET SWITCH See the Troubleshooting section at the end of this document for more information about the function of this switch. E2/P SWITCH (DHM) TERMINAL FUNCTION The E2/P switch is located on the back of the thermostat body (see fig. 2). This switch controls how the DHM terminal will be energized.
  • Page 5 INSTALLER CONFIGURATION BEFORE TURNING POWER ON, please HEAT PUMP COMPRESSOR PROGRAMMABLE COOL FAN-OFF read the following instructions. Before CONFIGURATION. AND FAN-ON DELAY. operating the system, you must configure (Installer table step 2; this item is displayed (Installer table steps 7 and 8.) These items the thermostat to operate properly with only when heat pump was selected in step 1.) allow a selection of 0 to 127 seconds of fan-...
  • Page 6 INSTALLER TABLE NOTE: You must be in the User Configuration Menu to enter the Installer Table. Firmly press TIME and TIME at same time and release to enter the Configuration Menu. BACK Step Press Button(s) Displayed (Factory Default) Press to select: COMMENTS Page MLTI STG...
  • Page 7 COMPRESSOR OFF DELAY PROGRAMMABLE BLOWER BALANCE POINT Lockout Bypass Option Installer table, step 11 is available if the fossil fuel kit alternative option (PUMP OFF) Installer table step 14, bbP, is available only FOR QUALIFIED SERVICE TECH- is selected. when configured for Heat Pump systems, and NICIANS’...
  • Page 8: Service Reminder

    SERVICE REMINDER The Service Button Menu allows you to view or program as many as 4 reminders that indicate when service is required. 1. Humidifiers = A programmable run time in hours to indicate on the LCD when the humidifier will need to be serviced. 2.
  • Page 9: Check Thermostat Operation

    CHECK THERMOSTAT OPERATION FAN OPERATION (LED Yellow) will be energized, stage of the COOLING system and also the HM terminal should should begin to operate. The LED If your system does not have a G terminal energize for humidification. The indicator will glow Green for first Connection, skip to HEAT/HUMIDITY lowercase letter h will appear to the...
  • Page 10 TROUBLESHOOTING Symptom Possible Cause Corrective Action No Heat 1. Pilot light not lit. Re-light pilot. 2. System button not pressed to display Heat. Set SYSTEM button until HEAT isdisplayed and raise temperature above room temperature. 3. Loose connection to thermostat or system. Verify thermostat and system wires are securely attached.

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