Installation DOs and DON`Ts DO DO NOT 1 3 4 5 6 2
Contents
1. Model 81M27 2H 2C furnace applications TERMINAL DESIGNATIONS C Common 24 VAC R System transformer Y1 1st stage cooling W1 1st stage heating W2 2nd stage heating Y2 2nd stage cooling L System check O Cool active reversing valve B Heat active reversing valve G Fan relay D H Thermostat HOBG Dehumidification relay Humidification relay Furnace roper terminations Wiring Terminals Note To avoid electrical problems use the system transformer for both the thermostat and humidifier Connect wiring between unit and heat pump For Model 81M28 2H 2C heat pump applications TERMINAL DESIGNATIONS C Common 24 VAC R System transformer Y1 Compressor output W1 Emergency heat relay W2 2nd stage heating Y2 2nd stage cooling System check Cool active reversing valve Thermostat or B Heat active reversing valve G Fan relay D H Dehumidification relay to DS terminal Humidification relay to Humidifier Heat Pump Humidifier For most applications E W1 should be jumpered to W2 Please refer to heat pump installation Wiri ug iring manual for proper terminations K Terminals Note To avoid electrical problems use the system transformer for both the thermostat and humidifier Connect wiring between the thermostat and the outdoor sensor 46M98 if used Use twisted pair wiring 84X49 with a2. DELUXE LENNOX roses SienatureStat Models 8126 81M27 and 81m28 Quick Start Installation Manual LENNOX 111 318E 504 683M Installation DOs and DON Ts DO e Shut off all power to system before installing e Read entire manual before installing e Make sure that all wiring conforms to national and local codes e Use twisted pair cabling 84X49 between the SignatureStat and the outdoor temperature sensor e Consult the SignatureStat Service and Application Manual 504 993M e f used with the Harmony II zoning panel consult Service and Application Note H 04 5 DO NOT e Install on voltages greater than 30 VAC e Short jumper across terminals on the gas valve or at the system control e Install on outside walls or in direct sunlight e Use with commercial HVAC equipment D Select location for installation f i Cut H I out i I I i I I 1 1 2 opening Remove 1 4 of insulation from end of each wire D Open the case with a screwdriver Place in slot and gently pry forward at all four locations LENNOX Mark mounting hole locations on wall Wa Mark mounting hole locations on wall using unit base as template Drill 346 holes at marked locations on wall Insert plastic anchors into holes _ _ __ I EN l Drill 3 46 holes a b AP Press anchors into holes until flush 6 Align unit base over plastic anch
3. her furnace that uses a single speed multi tap indoor blower you will need Lennox Indoor Blower Control Kit 40K58 If the SignatureStat is being used in a dual fuel application you will need dual fuel tempering kit 67M41 LENNOX www lennox com 111 318E 504 683M
4. maximum length of 300 feet or 100m Seal the hole in the wall with a suit able material to prevent drafts from entering the thermostat case o os os To sensor gt gt os e o o ooo Outdoor sensor terminal block Replace cover on thermostat Turn on power to unit and proceed with programming per instructions on the display or in the user s manual LENNOX 2 Set Your Name To set your name and phone number into the thermostat press MENU select INSTALLER SETTINGS and CONTACT INFORMATION The screen at the bottom left should appear To enter your name press EDIT Use the UP or DOWN button to scroll through the characters DOWN gets you to the letters faster After each letter press NEXT When you are done entering your name press ACCEPT CONTACT INFORMATION CONTACT INFORMATION LENNOX ACCEPT Set Your Phone Number Now enter your phone number Use the UP and DOWN arrow to select the first number Press NEXT When you have completed entering your phone number press ACCEPT 3 The screen will return to the INSTALLER SETTINGS Finish setting the thermostat for the application CONTACT INFORMATION LENNOX CONTACT INFORMATION LENNOX 1 1 555 555 1212 ACCEPT ACCEPT NEXT NOTE If the SignatureStat is being used in conjunction with the G50UHI furnace you will need Lennox relay 45H03 If the SignatureStat is being used in conjunction with any ot
5. ors embedded in wall and secure with the screws provided Connect wiring between unit and furnace For Model 81M26 1H 1C furnace applications Thermostat TERMINAL DESIGNATIONS C Common 24 VAC R_ System transformer Y1 1st stage cooling W1 1st stage heating W2 not used Y2 not used L System check RERA O Cool active reversing valve B Heat active reversing valve HOBG G Fan relay D H Dehumidification relay Humidification relay Furnace Humidifier Please refer to furnace installation manual for Wiring proper terminations Terminals Note To avoid electrical problems use the system transformer for both the thermostat and humidifier NOTE For 81M26 single stage heat pump applications place a jumper between the W1 and Y1 terminals TERMINAL DESIGNATIONS C Common 24 VAC System transformer 1st stage cooling 1st stage heating not used not used System check Cool active reversing valve Heat active reversing valve Fan relay Dehumidification relay Humidification relay Thermostat Humidifier Please refer to heat pump installation manual for proper terminations Wiring Terminals Note To avoid electrical problems use the system transformer for both the thermostat and humidifier Please refer to furnace installation manual for p Humidifier Connect wiring between unit and furnace For
Download Pdf Manuals
Related Search