White Rodgers 1F95-1291 Thermostat User Manual
Contents
1. OR PROPERTY DAMAGE OR PERSONAL INJURY DO NOT USE THE LOCKOUT BYPASS OPTION UNLESS THE COMPRESSOR OIL HEATERS HAVE BEEN OPERATIONAL FOR 6 HOURS AND THE SYSTEM HAS NOT BEEN OPERATIONAL FOR AT LEAST 5 MINUTES COMPRESSOR SHORT TERM CYCLE PROTECTION This thermostat has a built in short term 5 minute time delay During this 5 minute period the thermo stat will lock out the compressor to allow head pres sure to stabilize If you want to override this feature while testing thermostat operation simply press and buttons at the same time at initial startup If you need further information about this product please write to White Rodgers Division Emerson Electric Co 9797 Reavis Road St Louis MO 63123 5398 Attention Technical Service Department2. exist in both systems Polarity must be observed If the HOT side of the second transformer is jumpered to the COMMON side of the first transformer a short will be made Damage to equipment will occur when power is restored THERMOSTAT CONTROL CIRCUIT THERMOSTAT SYSTEM CHANGEOVER COMPRESSOR HEAT LIMIT OR ENERGIZED CONTACTOR RELAY DAMPER LIMIT OR SAFETY HOT IN COOL STAGE 2 STAGE 1 SAFETY SWITCHES SWITCHES 10 YAG NEUTRAL i t ft 3 I 24 VAC HEATING COMPRESSOR CHANGEOVER HEAT ACCESSORY TRANSFORMER CONTACTOR ENERGIZED RELAY l gt ha RELAY N O STAGE 1 IN HEAT STAGE 2 1 CONTACT Che REFS COMMON N Naik ag Sa oe ef LIMIT OR LIMIT OR SAFETY SAFETY TWO COMMONS MUST SWITCHES SWITCHES HOT BE JUMPERED TOGETHER COMMON 120 VAC NEUTRAL COOLING TRANSFORMER Figure 6 Typical wiring diagram for two transformer systems with safety circuits in BOTH systems ATTACH THERMOSTAT TO SUBBASE WE RECOMMEND THAT YOU SET OPTION SWITCHES TO DESIRED POSITION BEFORE ATTACHING ON SUBBASE see OPERATION WE ALSO RECOM MEND THAT YOU PROGRAM THE THERMOSTAT WITH BATTERY INSTALLED BEFORE ATTACHING ON SUBBASE see OPERATION GUIDE for program ming instructions ween TO SET THERMOSTAT TO OFF BEFORE ATTACHING THERMOSTAT TO WALL FAILURE TO TURN THERMOSTAT OFF BEFORE ATTACHING THERMOSTAT MAY CAUSE EQUIPMENT DAMAGE DUE TO RAPID COMPRESSOR CYCLING To attach thermostat to subbase line up the plastic snap guides at the top
3. NOT EXCEED MAXIMUM VOLTAGE OR CUR To prevent electrical shock and or equipment RENT RATINGS FIRE PERSONAL INJURY AND damage disconnect electrical power at the main OR EQUIPMENT DAMAGE COULD RESULT fuse box until installation is complete Verify power is off with a voltmeter The following wiring diagrams show typical terminal identification and wiring For proper installation refer to the original manufacturers instructions THERMOSTAT CONTROL CIRCUIT 0 4 8 Wi a C C O SYSTEM CHANGEOVER COMPRESSOR HEAT ENERGIZED CONTACTOR RELAY DAMPER IN HEAT STAGE 2 STAGE 1 HOT gf aw CHANGEOVER COMPRESSOR FAN HEAT NEUTRAL ENERGIZED CONTACTOR RELAY RELAY IN COOL STAGE 1 STAGE 2 Figure 4 Typical wiring diagram for single transformer systems IF SAFETY CIRCUITS ARE IN ONLY ONE OF THE SYSTEMS REMOVE THE TRANSFORMER OF THE SYSTEM WITH NO SAFETY CIRCUITS THERMOSTAT CONTROL CIRCUIT CHANGEOVER COMPRESSOR CUT AND ENERGIZED CONTACTOR RELAY DAMPER TAPE OFF STAGE 2 STAGE 1 120 VAC 2 COMPRESSOR CHANGEOVER HEAT CONTACTOR ENERGIZED RELAY IN HEAT STAGE 2 DEPENDING ON SYSTEM REQUIREMENTS REPLACE WITH A 75VA TRANSFORMER IF NEEDED See So ae G TWO COMMONS MUST BE JUMPERED TOGETHER Figure 5 Typical wiring diagram for two transformer systems with NO safety circuits Relay contacts shown are thermostatically operated The accessory relay scheme is required when safety circuits
4. VAC 50 60 Hz 0 01 to 1 5 Amps Load per terminal 2 5 Amps Maximum Total Load All terminals com bined Anticipation Heating 4 to 40 Cooling 4 to 40 STAGING DATA Up to 2 heating stages Up to 2 cooling stages Reference Values INSTALLATION NEW INSTALLATION WE RECOMMEND THAT YOU PROGRAM THE THER MOSTAT WITH BATTERY INSTALLED BEFORE AT TACHING ON SUBBASE SEE OPERATION GUIDE FOR PROGRAMMING INSTRUCTIONS SELECT THERMOSTAT LOCATION Proper location insures that the thermostat will provide a comfortable building temperature Observe the following general rules when selecting a location 1 Locate thermostat about 5 ft above the floor 2 Install thermostat on a partitioning wall not on an outside wall 3 Never expose thermostat to direct light from lamps sun fireplaces or any temperature radiating equip ment 4 Avoid locations close to windows adjoining outside walls or doors that lead outside 5 Avoid locations close to air registers or in the direct path of air from them 6 Make sure there are no pipes or duct work in that part of the wall chosen for the thermostat location 7 Never locate thermostat in a room that normally warmer or cooler than the rest of the building 8 Avoid locations with poor air circulation such as behind doors or in alcoves ROUTE WIRES TO LOCATION All wiring must conform with local and national electrical codes and ordinances THERMAL DATA Setpoint Temperature Rang
5. WHITE RODGERS 1F95W 80 7 Day Multi stage Electronic Digital Thermostat with Programmable Fan 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 This wall mounted low voltage thermostat maintains room temperature by controlling the operation of multi stage systems Use this thermostat for applications re quiring up to two stages of heat and or cool Indicator lights show the system status The user will program two time temperature settings occupied and unoccupied per 24 hour period and may program each day independently The thermostat will store both heating and cooling pro grams simultaneously A 9 volt Energizer battery will maintain the stored program for approximately one week if incoming power should fail If power failure is extensive and the program is lost after power restoration the thermostat will automatically maintain a factory preprogrammed heating temperature of 64 F or acooling temperature of 82 F Ifin doubt about whether your wiring is millivolt line or low voltage have it inspected by a qualified heating and air conditioning contractor electrician or someone familiar with basic electricity and wiring Do not exceed the specification ratings CONTENTS Description Precautions Specifications Installation New Inst
6. alla 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 and the wall mounting plate as an assembly 4 Usethe Cross Reference Guide to find the thermostat type you are replacing 5 Identify each wire attached to the old thermostat using the labels enclosed with the new thermo stat Record the identification of the wire on the corresponding blank in Table 1 6 Disconnect the wires from old thermostat one at a time Pull at least 6 inches of wire out of the wall DO NOT LET WIRES FALL BACK INTO THE WALL 7 Install new thermostat using the following proce dures ATTACH SUBBASE TO WALL 1 Remove the packing material from the thermostat Place the fingers of one hand on the center top and bottom portion of the thermostat Grasp the subbase in the other hand on the top and bottom center and gently pull straight out see fig 2 The thermostat has pin and socket connectors Forcing or prying on the thermostat will cause damage to the unit THIS THERMOSTAT REQUIRES BOTH THE HOT AND COMMON SIDES OF THE 24 VAC TRANSFORMER TO BE PRESENT TO THE THERMOSTAT FOR OPERA lt PULL STRAIGHT OUT Figure 2 Removing thermostat from subbase Screw Pee anchors S Connect wires under 7 q terminal screws Moun
7. allation Select Thermostat Location Route Wires to Location Replacement Installation Remove Old Thermostat Attach Subbase to Wall Attach Thermostat to Subbase Operation System Configuration Set Option Switches Check Thermostat Operation Fan Operation Heating System Cooling System Additional Operation Notes Troubleshooting WHITE RODGERS DIVISION EMERSON ELECTRIC CO 9797 REAVIS ROAD ST LOUIS MISSOURI 63123 5398 I EMIERSON DESCRIPTION PRECAUTIONS 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 compo nents could cause the control to malfunction To prevent electrical shock and or equipment damage disconnect electric power to system at main fuse or circuit breaker box until installation is complete Do not use on circuits exceeding specified volt age Higher voltage will damage control and could cause shock or fire hazard Do not short out terminals on gas valve or primary control to test Short or incorrect wiring will burn out thermostat and could cause personal injury and or property damage PART NO 37 5522A Printed in U S A 9529 SPECIFICATIONS THIS CONTROL IS DESIGNED FOR USE WHERE BOTH SIDES OF THE TRANSFORMER ARE PRESENT TO THE THERMOSTAT both the hot and common sides of the 24 VAC end of the transformer ELECTRICAL DATA Electrical Rating 20 to 30
8. e 40 F to 99 F 4 C to 37 C Operating Ambient Temperature Range 32 F to 105 F Operating Humidity Range 0 to 90 RH non condensing Shipping Temperature Range 40 F to 150 F ACCESSORIES Remote Sense Kit W R Part No F145 1049 Thermostat Guard W R Part No F29 0198 clear or F29 0238 opaque 1 Probe for obstructions in partition before drilling 1 2 hole in wall at selected location Take up quarter round and drill a small guide hole for sighting see fig 1 From basement drill hole in partition floor next to guide hole In buildings without basements drill 1 2 hole through ceiling and into partition from above see fig 1 2 Through this hole drop a light chain or 6 chain attached to astrong cord Snag cordin basement with hooked wire In buildings without basements drop cord through hole in ceiling and down partitioning snag cord at the thermostat location 3 Attach thermostat wires to cord and pull wires through hole in wall so that 6 of wire protrudes 1 2 hole for thermostat wire Stout cord with 6 chain attached Approximately Baseboard 5 feet from floor strip moulding 1 4 guide hole for sighting Quarter round removed 3 4 hole in floor of partition Hooked wire for snagging chain Figure 1 Routing thermostat wires REPLACEMENT INSTALLATION REMOVE OLD THERMOSTAT 1 Shut off electricity at the main fuse box until inst
9. of the thermostat and the 4 connector pins on the thermostat with the connectors near the top right section of the subbase when viewed from the front Gently pivot the thermostat down until the 9 pin connec tors and the plastic snaps lock into place see fig 7 Be OPERATION SYSTEM CONFIGURATION SET OPTION SWITCHES 1 For furnaces not requiring a G terminal to energize fan systems with fan limit switch or automatic fan on off operation Switch 1 ON Switch 2 see step 3 Switch 3 see step 4 Switch 4 see step 5 comm oo oo 1 2 3 4 2 For systems with electric furnace and where blower is energized through fan relay no sequence to ener gize blower ON Switch 1 OFF Switch 2 see step 3 Switch 3 see step 4 12 34 Switch 4 see step 5 3 For systems with an economizer for first stage cooling ON Switch 1 see steps 1 amp 2 Switch 2 ON Switch 3 see step 4 1234 Switch 4 see step 5 4 To enable Energy Management Recovery EMR In EMR mode the thermostat will energize the sys tem before the next time period begins so that the setpoint temperature for the next program period is reached by the beginning of the program period O Switch 1 see steps 1 2 Switch 2 see step3 Switch 3 ON 123 4 Switch 4 see step 5 gentle when attaching thermostat If the thermostat does not seem to be attaching to the subbase easily make sure that the connector pins and pla
10. splayed it may already be displayed 2 Press Ca to adjust thermostat to 99 F All stages of the heating system should begin to operate within five minutes COOLING SYSTEM To prevent compressor and or property damage if power to the compressor has been off or inter rupted 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 due to slugging until COOL is displayed 2 Press to adjust the thermostat to 40 F All stages of the cooling system should come on within five minutes if the compressor is not operating it may be locked out See LOCKOUT BYPASS OPTION ADDITIONAL OPERATION NOTES Damper operation is linked to the occupied and unoccu pied temperature settings rather than the time settings The default settings for the damper are e The damper is open energized for the occupied program The damper is closed de energized for the unoccu pied program Refer to the OPERATION GUIDE if you need additional information on thermostat operation TROUBLESHOOTING Refer to the Question amp Answer section of the OPERA TION GUIDE for information on troubleshooting the ther mostat LOCKOUT BYPASS OPTION FOR QUALIFIED SERVICE TECHNI CIANS USE ONLY OPERATORS SHOULD NOT USE THIS FEATURE DUE TO POSSIBILITY OF EQUIPMENT
11. stic snaps are properly aligned and that excess wire is pushed into the wall Damage to the thermostat may occur if force is used gt ENGAGE TWO UPPER GUIDES PIVOT DOWN Figure 7 Attaching thermostat to subbase 4 pin connector Battery Option switches 9 pin connector Figure 8 Back of thermostat Set option switches 1 2 and 3 and program the thermostat before changing option switch 4 5 Toenable total keypad lockout ALL buttons will be disabled and will not operate until configuration is changed ON Switch 1 see steps 1 2 Switch 2 see steps 3 Switch 3 see step 4 Switch 4 ON 12 93 4 The battery maintains the stored program in the event of a power failure When attached to the wall with 24 VAC 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 the battery is not installed When power is restored the thermostat will automatically maintain a temperature of 64 F or a cooling temperature of 82 F factory preprogrammed as needed CHECK THERMOSTAT OPERATION FAN OPERATION 1 Turn on power to the system If the heat source has a standing pilot be sure to light it 2 Press until FAN ON is displayed The blower should begin to operate 3 Press until FAN AUTO is displayed The blower should stop operating within approximately one minute HEATING SYSTEM eaa UNtIl HEAT is di
12. ting hole Mounting hole Pull wires through this opening J Figure 3 Subbase 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 using two mounting screws Place a level against bottom of subbase adjust until level and then tighten screws Leveling is for appearance only and will not TABLE 1 TERMINAL REFERENCE 1F95 TERMINAL DESIGNATION TION LABEL NUMBER 1 2 2 3 4 5 6 7 8 9 aon nS a a ie k w N oO ree aS a OLD THERMOSTAT TERMINAL FUNCTION DESIGNATION Fan Output Transformer 24 VAC Common Transformer 24 VAC Hot Changeover Output Cooling Changeover Output Heating Stage 1 Cool Stage 2 Cool Stage 1 Heat Stage 2 Heat Damper Control affect thermostat operation If you are using existing TABLE 2 WIRE IDENTIFICATION LABELS mounting holes or if holes drilled are too large and do not allow you to tighten subbase snugly use plastic screw anchors to secure subbase 6 Push excess wire into wall and plug hole with a fire resistant material such as fiberglass insulation to prevent drafts from affecting thermostat operation 1 G G 1 9 Y1 ox DO
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