White Rodgers 1F85RF-275 Quick Installation Manual
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White Rodgers 1F85RF-275 Quick Installation Manual

White Rodgers 1F85RF-275 Quick Installation Manual

Wireless remote kit
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QUICK INSTALLATION GUIDE
IMPORTANT
Do not apply power to the thermostat or wireless
sensor until instructed to do so.
For proper operation of the RF wireless
communication, when installing:
Avoid locating thermostat or sensor near any
wireless or noise generating devices, particularly
radio devices that operate in the range of 418 to
428 MHz.
Be sure that there are no electrical wires, metal
pipes or ductwork in the part of the wall chosen for
thermostat or sensor location
Avoid locating the thermostat or sensor on a
concrete wall, metal junction box or metal plate.
Thermostat antenna wire must be installed into the
wall. Do not allow the antenna wire to be between
the thermostat and the wall.
Thermostat must have uninterrupted 24VAC for
proper communication.
Any of the above can diminish or prevent proper
RF communication for this kit. Be sure to perform
a thorough checkout and confirm signal strength
between thermostat and wireless sensor.
FAILURE TO READ AND FOLLOW ALL
!
INSTRUCTIONS CAREFULLY BEFORE
INSTALLING OR OPERATING THIS
CONTROL COULD CAUSE PERSONAL INJURY
AND/OR PROPERTY DAMAGE.
Read Installer Notes
before removing cover
from Thermostat.
System Power
Thermostat is received from the factory for system
power to be hardwired with a common wire connected to
terminal C. If no common wire is available, the thermo-
stat will use Power Stealing and must be configured.
See Thermostat 24VAC Requirement on page 5.
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received,
including interference that may cause undesired
operation.
www.white-rodgers.com
www.emersonclimate.com
1F85RF-275
Wireless Remote Kit
Index
INSTALLER NOTES
Page
2
4
4
5
6
8
10
14
17
18
PART NO. 37-6841E
Replaces 37-6841C and D
1039
1

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Summary of Contents for White Rodgers 1F85RF-275

  • Page 1: Table Of Contents

    QUICK INSTALLATION GUIDE 1F85RF-275 Wireless Remote Kit Read Installer Notes before removing cover from Thermostat. INSTALLER NOTES System Power IMPORTANT Thermostat is received from the factory for system Do not apply power to the thermostat or wireless power to be hardwired with a common wire connected to sensor until instructed to do so.

  • Page 2: Wireless Remote Kit Installation

    QUICK INSTALLATION GUIDE WIRELESS REMOTE KIT INSTALLATION System power must be turned off before – Power Stealing If the HVAC system does not beginning installation provide enough power, we recommend connecting a 150 Ohm, 10 Watt resistor between terminals W Mount thermostat and C of the furnace or Y and C on the air Position and mount thermostat on wall following...
  • Page 3 QUICK INSTALLATION GUIDE WIRELESS REMOTE KIT INSTALLATION Confirm that thermostat is receiving Mount Remote Sensor Once the ideal position is determined, mark mount- The thermostat receiving icon and the sensor ing holes for the remote sensor. The batteries will transmitting icon will appear at the same time. The have to be removed from the remote sensor to thermostat display will show SIGNAL and the access the mounting hole under them.

  • Page 4: Applications

    1F85RF-275 Thermostat and Save these instructions Wireless Remote Sensor Kit for future use! Automatic Heat/Cool Changeover Thermostat for Single Stage/ Multi-Stage/Heat Pump Systems with Wireless Remote Sensor Installation and Operating Instructions for Model: FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS...

  • Page 5: Installation

    INSTALLATION ELEC/GAS SWITCH CAUTION RC/PS To prevent electrical shock and/or equipment damage, SWITCH disconnect electric power to system at main fuse or ANTENNA WIRE MOUNTING circuit breaker box until power is required. HOLE MOUNTING HOLE Remove Old Thermostat Figure 1 – Thermostat base Before disconnecting wires from the old thermostat, mark ANTENNA wires for terminal identification so the proper wiring connec-...

  • Page 6: Wiring Connections

    INSTALLATION 6. Return to the sensor and confirm that reliable communica- 9. Connect wires to thermostat terminals as required. Refer tion with the sensor can be established again as described to wiring diagrams Fig. 4 thru 7 for proper wiring. in Reliable Communication.
  • Page 7 WIRING CONNECTIONS Figure 4 – Single Stage (No Heat Pump) Terminal Outputs E/W1 System Blower/ Circulator Energized Energized Fault 24 Volt Fan Energized in Cool in Heat, Off Indicator 24 Volt Cool Mode Heat (Common) on Call for Single Stage for Heat Mode Mode...

  • Page 8: Thermostat/Sensor Quick Reference

    THERMOSTAT/REMOTE SENSOR QUICK REFERENCE Before operating the thermostat, familiarize yourself with the display and button functions. Both thermostat and remote sensor consist of two parts: the cover and the base. To remove a cover, pull it straight out from the base. To replace a cover, line it up with the base and press until the cover snaps into place on the base.
  • Page 9 THERMOSTAT/SENSOR QUICK REFERENCE The Sensor Buttons and Display Figure 9 – Remote Sensor display and buttons Raises the Comfort adjust graph setting. Lowers the Comfort adjust graph setting. Sensed temperature from –40 to 140°F with °F and °C indicator Channel identification A B C O indicator Normal Operation 9 bar comfort adjust graph with H (hotter) and C (cooler) Transmission occurrence indicator...

  • Page 10: Installer Configuration Menu

    THERMOSTAT CONFIGURATION MENU INSTALLER/CONFIGURATION MENU Press the System button until OFF is displayed, then press the simultaneously Press Displayed Press Step Button(s) (Factory Default) to select Comments System SS1, HP2, HP1 Selects Single stage, Multi-stage, or Heat Pump (Single stage or 2-stage) system configuration System LER (OFF) LER (ON)
  • Page 11 THERMOSTAT CONFIGURATION MENU 14) Select Temperature Display Adjustment 4 LO to 4 HI – different channel is selected on the thermostat it must also Allows you to adjust the room temperature display up to be changed to the same setting on the remote. This is 4°...
  • Page 12 REMOTE SENSOR CONFIGURATION MENU The configuration menus allow you to set certain remote sensor operating characteristics to your system or personal require- ments. Two configuration menus are available, User Configuration and Installer Configuration. User Configuration Menu Momentarily press keys at the same time and release to enter the User menu. To scroll through the menu items press the keys at the same time.
  • Page 13 REMOTE SENSOR CONFIGURATION MENU Installer Configuration Menu Your thermostat is configured at the factory to recognize the remote sensor it is shipped with as indoor sensor A. The Installer Configuration Menu is used only when adding or replacing a remote sensor or selecting a frequency offset. Press buttons at the same time for a minimum of five seconds then release to enter the Installer menu.

  • Page 14: Operating Your Thermostat And Sensor

    OPERATING YOUR THERMOSTAT AND REMOTE SENSOR Emergency System Automatic System Changeover EMER bypasses the Heat Pump to use the heat source wired When the thermostat is in the AUTO mode, the thermostat to terminal E/W1 on the thermostat. EMER is typically used will call for heat or cool depending on the room temperature.

  • Page 15: Programmable Thermostats

    OPERATING YOUR THERMOSTAT AND REMOTE SENSOR Be sure that the remote sensor is set for the proper prioritize the overall averaged temperature between the two identification (A, B or C for indoor or O for outdoor) and sensors. The high weight selection caused the remote the thermostat and remote sensor are set to the same sensor to carry more weight in the calculated temperature frequency.

  • Page 16: Programming Your Thermostat

    OPERATING YOUR THERMOSTAT AND REMOTE SENSOR Remote Sensor Operation PROGRAMMING YOUR THERMOSTAT This section will help you plan your thermostat's program to The sensor monitors the temperature and sends information meet your needs. For maximum comfort and efficiency, keep to the thermostat. Updated information is sent to the thermo- the following guidelines in mind when planning your program.

  • Page 17: Programming

    PROGRAMMING Setting the Clock and Day weighting setting. Remote icon will display. The pro- grammed weight (A, HI or LO) will flash. Press Set Current Time and Day to change the displayed weight to your selected weight 1. Press TIME button once. The display will show the hour for the 1st heat program period.

  • Page 18: Troubleshooting

    TROUBLESHOOTING Reset Operation If a voltage spike or static discharge blanks out the display or causes erratic thermostat operation, you can reset the thermostat by removing the wires from terminals R and C for 2 minutes. After resetting the thermostat, replace the wires . If the thermostat has been reset and still does not function correctly contact your heating/cooling service person or place of purchase.
  • Page 19 TROUBLESHOOTING Symptom Possible Cause Corrective Action Temperature Difference 1. Improper system sizing or improper Selecting a high or low priority for the thermostat or between Thermostat heating and cooling distribution sensor location during program periods can help even out and Remote Location between areas.
  • Page 20 TROUBLESHOOTING Corrective Action Symptom Possible Cause Antenna wire must be installed into the wall Poor Communication Antenna were installed improperly between sensor and Thermostat and/or sensor not at proper Thermostat and sensor must be at least 5 feet above the thermostat height floor...

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