White Rodgers 1F92-71 manual

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Table of contents for the manual

  • Page 1

    PART NO. 37-4742B Replaces 37-4742A 9309 Operator: Save these instructions for future use! WHITE-RODGERS DIVISION EMERSON ELECTRIC CO. 9797 REAVIS ROAD ST. LOUIS, MISSOURI 63123-5398 Printed in U.S.A. WHITE-RODGERS INST ALLA TION INSTRUCTIONS FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY BEFORE INSTALLING OR OPERATING THIS CONTROL COULD CAU[...]

  • Page 2

    2 SPECIFICA TIONS Anticipation: Heating 4 to 40 Cooling 4 to 40 Auxiliary 4 to 40 THERMAL DATA Temperature Range: 40 ° F to 99 ° F (4 ° C to 37 ° C) STAGING DATA Up to 3 heating stages Up to 2 cooling stages ACCESSORIES Remote Sense Kit: W. R. Part No. F145-1049 Thermostat Guard: W. R. Part No. F29-0198 (clear) or F29-0238 (opaque) } Reference [...]

  • Page 3

    3 REPLACEMENT INST ALLA TION REMOVE OLD THERMOSTAT 1. Shut off electricity at the main fuse box until installa- tion is complete. Verify power is off with a voltmeter. 2. Remove the front cover of the old thermostat. With wires still attached, remove wall plate from the wall. 3. If the old thermostat has a wall mounting plate, remove the thermostat[...]

  • Page 4

    4 2. Connect wires beneath terminal screws on subbase using wiring schematic for your particular application (see figs. 3 through 6). 3. Place subbase over hole in wall and mark mounting hole locations on wall using subbase as a template. 4. Move subbase out of the way. Drill mounting holes. 5. Fasten subbase loosely to wall, as shown in fig. 3, us[...]

  • Page 5

    5 IF SAFETY CIRCUITS ARE IN ONLY ONE OF THE SYSTEMS, REMOVE THE TRANSFORMER OF THE SYSTEM WITH NO SAFETY CIRCUITS. NOTE Limit or Safety Switches Heat Relay Stage 1 Figure 5. Typical wiring diagram for two-transformer system with NO safety circuits DEPENDING ON SYSTEM REQUIREMENTS, REPLACE WITH A 75VA TRANS- FORMER, IF NEEDED TWO COMMONS MUST BE JUM[...]

  • Page 6

    6 ATTACH THERMOSTAT TO SUBBASE IT IS RECOMMENDED THAT YOU SET OPTION SWITCHES TO DESIRED POSITION BEFORE ATTACH- ING ON SUBBASE (see OPERATION ). IT IS ALSO RECOMMENDED THAT YOU PROGRAM THE THERMOSTAT WITH BATTERY INSTALLED BEFORE ATTACHING ON SUBBASE (see OPERATION GUIDE for programming instructions) . POWER TO THERMOSTAT MUST BE OFF BEFORE ATTACH[...]

  • Page 7

    7 5. Economizer — 1st stage cooling 6. Automatic Changeover from Heat to Cool The battery maintains the stored program in the event of a power failure. When attached to the wall with 24vAC power applied, the thermostat will function normally with- out the battery. However, the program will be lost in the event of power interruption or failure if [...]

  • Page 8

    COOLING SYSTEM To prevent compressor and/or property damage, if power to the compressor has been off or interrupted for more than 1 hour and the outdoor temperature is below 50 ° F, DO NOT operate the system for at least the amount of time the com- pressor was off! This will allow the compressor heaters to warm the compressor oils to avoid damage [...]