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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
1F95CA-391: 7 Day programming;
residential 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).
Hardwired only.
C terminal is required.
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
1F95CA-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. 37-6583A
0504
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Table of Contents
Related Manuals for White Rodgers 1F95CA-391
Summary of Contents for White Rodgers 1F95CA-391
- Page 1 This to most 24 volt residential forced air multi- thermostat offers the flexibility to design SPECIFICATIONS 1F95CA-391: 7 Day programming; Standard Systems: Operating Ambient Temperature: residential applications. Multi-stage gas, oil, electric. 32° to 110°F (0° to 43°C)
-
Page 2: Installation
INSTALLATION ATTENTION! Remove the front cover of the old thermo- Place the base over the hole in the wall where stat. With wires still attached, remove wall the wires come out and mark mounting hole This product does not contain mercury. plate from the wall. -
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- read the following instructions. Before CONFIGURATION. OFF 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 TIME at same time and release to enter the Configuration Menu. BACK Step Press Button(s) Displayed (Factory Default) Press UP or DOWN to select: COMMENTS Page Selects type of system.
- Page 7 COMPRESSOR OFF DELAY PROGRAMMABLE BLOWER module. Turn this feature ON to achieve active protection, enabling the thermostat to BALANCE POINT Installer table, step 11 is available if the identify certain fault codes when compressor fossil fuel kit alternative option (PUMP OFF) Installer table step 14, bbP, is available only damage is possible and react to those codes is selected.
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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 MULTI-STAGE/HEAT PUMP DEHUMIDIFICATION SYSTEM AUXILIARY OPERATION TEST (IF INSTALLED) If your system does not have a G terminal Follow these steps to energize all stages of 1. Press until COOL is shown at the Connection, skip to HEATING SYSTEM SYSTEM hear or cool to permit system checks during top of the display. -
Page 10: Troubleshooting
TROUBLESHOOTING RESET BUTTON RESETTING THERMOSTAT To reset the thermostat, press and release CONFIGURATION AND PROGRAM , then press the If the thermostat does not respond when keys PROGRAMMING TIME buttons at the same BACK are pressed, or the thermostat is not operating time. - Page 11 TROUBLESHOOTING Symptom Possible Cause Corrective Action No Cool 1. SYSTEM button not pressed to display COOL. Set SYSTEM button until COOL is displayed and raise temperature below room temperature. 2. Loose connection to thermostat or system. Verify thermostat and system wires are securely attached.
- Page 12 FAQs Why does the system run with the In cooling, as the room temperature falls you will eventually reach the setpoint tem- setpoint and room temperature the perature. The system will continue to run until it reaches the low side of the tempera- same? ture setting.