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WHITE-RODGERS
1F97W-71
7-Day Electronic Digital Thermostat
WHITE-RODGERS
INSTALLATION INSTRUCTIONS
Operator: Save these instructions for future use!
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY
BEFORE INSTALLING OR OPERATING THIS CONTROL COULD CAUSE
PERSONAL INJURY AND/OR PROPERTY DAMAGE.
DESCRIPTION
This wall-mounted, low voltage thermostat maintains
room temperature by controlling the operation of heating
and cooling systems. The user may program up to four
time/temperature settin
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SPECIFICATIONS ELECTRICAL DATA Shipping Temperature Range: Electrical Rating: -40°F to 150°F 17 to 30v AC 50/60 Hz. 0.05 to 1.5 Amps APPLICATIONS 1.5 Amps Maximum Total Load (All terminals For use with: combined) • Standard heat/cool, heat-only, or cool-only systems • Three-wire zone valve systems Anticipation: • Millivolt systems Heating 2 to 40 • Electric heat systems Reference Values } Cooling 4 to 40 • Gas or oil fired systems • Gas systems with intermittent ignition devices THERMAL DAT
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TABLE 1. OLD THERMOSTAT IDENTIFICATION REPLACEMENT INSTALLATION OLD OLD THERMOSTAT THERMOSTAT REMOVE OLD THERMOSTAT TERMINAL IDENTIFICATION TYPE Type 1. Shut off electricity at the main fuse box until installa- 4 W RC Y G 1 tion is complete. Verify power is off with a voltmeter. Type 2. Remove the front cover of the old thermostat. With RH W RC Y G 2 wires still attached, remove wall plate from the wall. Type 3. If the old thermostat has a wall mounting plate, M H V C F 3 remove the thermost
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W NOTE CAUTION ! All wiring diagrams are for typical systems only. Refer to To prevent electrical shock and/or equipment equipment manufacturers' instructions for specific sys- damage, disconnect electrical power at the main tem wiring information. fuse box or circuit breaker until installation is complete. From heating system From 24vAC transformer THERMOSTAT Y 6 MV G W RC RH 6 W SYSTEM MV RC Heating System G Hot Y 24vAC 120vAC RH Neutral Thermostat Terminal Connections TRANSFORMER Figure 4.
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6 G MV MV RH Y W RC W W G From millivolt system THERMOSTAT Y 6 MV G W RC RH 6 W SYSTEM MV RC Millivolt System G Y RH From millivolt system Thermostat Terminal Connections Figure 8. Typical Wiring Diagram for Millivolt Systems From millivolt system From 24vAC transformer THERMOSTAT 6 MV Y G W RC RH 6 W SYSTEM MV RC Millivolt Cooling Fan Hot System System Relay G 24vAC 120vAC Y Neutral RH TRANSFORMER From fan relay From cooling system Thermostat Terminal Connections Figure 9. Typical Wiring Diag
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W14 W22 pin connectors and the plastic snaps lock into place (see ATTACH THERMOSTAT TO SUBBASE Fig. 12). Be gentle when attaching thermostat. If the thermostat does not seem to be attaching to the subbase IT IS RECOMMENDED THAT YOU SET OPTION easily, make sure that the connector pins and plastic SWITCHES TO DESIRED POSITION BEFORE ATTACH- snaps are properly aligned, and that excess wire is ING ON SUBBASE (see OPERATION). IT IS ALSO pushed into the wall. Damage to the thermostat may RECOMMEN
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2. Manual Changeover (Heating/Cooling Systems HEATING SYSTEM Only) ON SYSTEM Switch #1 OFF 1. Press until HEAT is displayed (it may already HEAT-OFF-COOL-AUTO Switch #2 OFF Switch #3 (see step B5) be displayed). 123 2. Press to adjust thermostat above room tem- 3. Heat Only Systems perature to call for heat. The heating system should begin to operate. ON Switch #1 OFF Switch #2 ON Switch #3 (see step B5) 123 COOLING SYSTEM 4. Cool Only Systems CAUTION ! ON Switch #1 ON To prevent compressor a
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Refer to the OPERATION GUIDE if you need additional TROUBLESHOOTING information on thermostat operation. Refer to the Question & Answer section of the OPERA- TION GUIDE for information on troubleshooting the ther- mostat. If you need further information about this product, please write to: WHITE-RODGERS Division of Emerson Electric Co. 9797 Reavis Road St. Louis, MO 63123 ATTN: Technical Service Department WARRANTY INFORMATION THIS WARRANTY STATEMENT SUPERSEDES ALL WARRANTY This warranty extend
