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Honeywell CT1501 Installation Manual

Electromechanical fuel saver thermostat and wallplate/subbase
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CTl500, CT1501, CT1502, CT1503
ELECTROMECHANICAL FUEL SAVER
THERMOSTAT AND
WALLPLATEEUBBASE
CTI500-24 V gas or oil heat.
CTl501-24 V gas or oil heat/cool.
CTI502--24 V central electric heat/cool or single stage heat pump without
auxiliary heat.
CTI 503-750 millivolt heat.
NOT FOR USE ON LINE VOLTAGE (120 V) SYSTEMS.
INSTALLATION MANUAL
Any questions concerning the application of this thermostat should be directed to Honeywell Consumer Services
at 1-800-468-1502, Monday-Friday 7 3 0 a.m.-500 pm., Central time.
S.M. Rev. 7-91 aHoneywell
Inc.
1991 Form Number 69-0273-9

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  Summary of Contents for Honeywell CT1501

  • Page 1 CTI 503-750 millivolt heat. NOT FOR USE ON LINE VOLTAGE (120 V) SYSTEMS. INSTALLATION MANUAL Any questions concerning the application of this thermostat should be directed to Honeywell Consumer Services at 1-800-468-1502, Monday-Friday 7 3 0 a.m.-500 pm., Central time. Inc.
  • Page 2: Thermostat Features

    THERMOSTAT FEATURES I-Front of thermostat. H l G H TEMPERATURE CONTROL L E V E R (RED) LOW TEMPERATURE CONTROL LEVER (BLUE)- 'THERMOSTAT THERMOMETER COVER Il-Hinged cover lifted..~ PROGRAM PINS Ill-Cover removed. 24 HOUR PROGRAM DIAL 1 1 . 7 1 1 , .
  • Page 3 4- or 5-wire, 15 to 30 volt control circuit For gas oil heating/cooling system. 4-wire, 15 to 30 volt control circuit. For single stage heat pump or central electric heatinglcooling systems that require the thermostat to control the fan in heatino. volt single-stage heating system. mill...
  • Page 4 If wallplate or subbase is mounted on a vertical outlet box (check old installation), order 196393A Cover Plate and Adapter Ring (see appro- priate figure under step 4). Call Honeywell Consumer Services -800-468-1 502) for ordering information, Monday-Friday, 7:30 a.m. to 500 p.m.
  • Page 5: Remove Old Thermostat

    EXCEPTION: The CT1502 thermostat can be used on a system with B or 0 terminals. two extra wires? If you are replacing a Honeywell Chronotherm thermostat, you may find one the clock terminals on the Chronotherm thermostat wiring wallplate.
  • Page 6 “4 MOUNT WALLPLATE OR SUBBASE If mounting on outlet box, mount as shown on appropriate figure. If mounting on wall, hold wallplate or sub- . ’ base in position and mark holes on wall. Use spirit level to make sure wallplate or sub- base will be level.
  • Page 7 ‘‘wm WALLPLATE SCREWS Carefully level the wallplate tighten screws. “2) subbase and firmly SPIRIT LEVEL 69-0273-9...
  • Page 8: Heating-Only

    WIRE WALLPLATE OR SUBBASE MOTE: All wiring must comply with local electrical codes and ordinances. Refer to illustration and strip thermostat wire insulation as necessary. . -..F"rn ~STFldilRUT CONNECTION- FOR WRAPAROUND CONNECTION- STRlP7116In. [11...
  • Page 9 For CT1501 heating/cooling Connect the wires to matching terminals on the subbase. 5-WIRE SYSTEM RELAY OR CONTACTOR VALVE COIL POWER SUPPLY. PROVIDE DISCONNECT MEANS NOTE: there are four wires, connect wire marked R to terminal and add a jumper wire to connect to RC. If RC is left uncon- nected, the air conditioner will not turn on.
  • Page 10 Heat pump compressor control Push excess wire back into wall. and plug hole in wall with nonflammable insulation to prevent drafts from affecting thermostat operation. For CT1502 heatinglcooling CENTRAL ELECTRIC SYSTEM CONTACTOR POWER SUPPLY. PROVIDE DISCONNECT MEANSAND REOUIRED.
  • Page 11 "PTERMINAL FORCOMPRESSOR. IFOLOTHERMOSTATHAS ONE WIRETO"Y"AND0NE TO " W . U S t ' Y AND " W ' O N NEW THERMOSTAT, DO NOT U S E " P . IMPORTaNT- IF OLD THERMOSTAT USES A W2 (AUXILIARY EMERGENCY HEAT)
  • Page 12: Mount The Thermostat

    MOUNT THE THERMOSTAT or subbase as shown in illustration. Do NOT cycle heating system until Step 7 is completed.
  • Page 13 An incorrect setting can result in room temperature swings or burn out the anticipator and void the thermostat warranty. Make sure you have the current draw (antici- pator setting) for your system.
  • Page 14 On the CT1500. CT1501 or CT1502 thermo- stats, move the heat anticipator indicator to match the number you recorded in Step 4 or found on the primary control as shown above, or as recorded in Step \ANTICIPATOR SETTING LEVER “8 teries in thermostat as shown.
  • Page 15: Set Timer

    SET TIMER Adjust the timer by moving the knob in c l o c k w i s e d i r e c t i o n . reverse the knob. When time is correctly set, the Time Indicator Arrow (see illustration) must point to the correct time and the corresponding daytime (lighr) or nighitime (dark) portion of the program dial.
  • Page 16 Make sure the packing inserts in the thermo- stat base have been removed. as explained in step 3 Place the two tabs upper edge of cover into mounting slots thermostat base Swing cover downward until it engages catch at bottom base ATTACH THERMOSTAT COVER...
  • Page 17 1 The two levers on top of the thermostat control the low and high temperature for energy savings and comfort control, as shown in illustration. Do NOT check operation by shorting across terminals thermostat heat anticipator, which will void the warranty.
  • Page 18: Heating /Cooling System

    The heat should shut off. 0 Operate the entire heating system for at least one complete cycle. IMPORTANT If thermostat fails any test, refer to trouble- shooting guide in owner's manual. Heating /Cooling System 0 Turn on power to the furnace and cooling system.
  • Page 19 REFER TO THE OWNERS MANUAL FORM 0333FOR OPERATING AND PROGRAMMING INSTRUCTIONS. IF YOU HAVE OUESTIONS REGARDING THE INSTALLATION OF THE HONEYWELL FUEL SAVER THERMOSTAT, PLEASE CALL OUR TOLL- FREE CONSUMER SERVICES GROUP NUMBER MONDAY-FRIDAY, 1-800-468-1502, 5:OO PM CENTRALTIME.
  • Page 20 Residential and Residential and Building Controls Division Building Controls Division Honeywell Inc. Honeywell Limited-Honeywell 1985 Douglas Drive MN 55422 Scarborough, Ontario Golden Valley, Lunltke Ellesmere Road Honeywell Your Helping Conlrol World...

This manual is also suitable for:

Ct1502Ct1503Ctl500Ct1500