TH6220D-Programmable Thermostat ... - Thermal …

1 TH6220 DProgrammable ThermostatInstallationGuide1 Product ApplicationThis Thermostat provides electronic control of 24 VAC single-stage and multi-stageheating and cooling systems, or 750 mV heating Types (up to 2 heat/2 cool) Gas, oil, or electric heat with airconditioning Warm air, hot water, high-efficiencyfurnaces, heat pumps, steam, gravity Heat only two-wire systems,power to open and close zonevalves (Series 20), and normally-open zone valves Heat only with fan Cool only 750 mV heating systemsPower Options Battery power only Common wire only Common wire with battery backupChangeover Options Selectable manual or auto-changeover modesSystem Settings Heat, Off, Cool,Auto, Em HeatFan Settings Auto, OnMust be installed by a trained, experienced technician Read these instructions carefully.

2 Failure to follow these instructions can damage the product or cause a hazardous condition. Check the ratings in this booklet to verify that this product is suitable for yourapplication (see page 17). Always test for proper operation after installation (see page 13).CAUTION: ELECTRICAL HAZARDCan cause electrical shock or equipment damage. Disconnect power before beginning NOTICEIf this product is replacing a control that contains mercury in a sealed tube, do notplace the old control in the trash. Contact your local waste management authority forinstructions regarding recycling and proper the Thermostat about 5 feet ( ) above the floor in an areawith good air circulation at average not installin locations where the Thermostat can be affected by: Drafts or dead spots behind doors and in corners Hot or cold air from ducts Sunlight or radiant heat from appliances Concealed pipes or chimneys Unheated/uncooled areas such as an outside wall behind the thermostatNONONO Registered Trademark.

3 Patents pending. Copyright 2005 Honeywell International Inc. All rights checklist ..2 Wallplate installation .. diagrams ..5 Power options ..10 Thermostat mounting ..10 SSeettuupp aanndd tteessttiinnggInstaller system test ..13 Explanation of features ..14 AAppppeennddiicceessQuick reference to controls ..15 Quick reference to case of difficulty ..16 Accessories/replacement parts ..17 Specifications ..17 Table of contentsInstallation tips1 Product ApplicationThis Thermostat provides electronic control of 24 VAC single-stage and multi-stageheating and cooling systems, or 750 mV heating Types (up to 2 heat/2 cool) Gas, oil, or electric heat with airconditioning Warm air, hot water, high-efficiencyfurnaces, heat pumps, steam, gravity Heat only two-wire systems,power to open and close zonevalves (Series 20)

4 , and normally-open zone valves Heat only with fan Cool only 750 mV heating systemsPower Options Battery power only Common wire only Common wire with battery backupChangeover Options Selectable manual or auto-changeover modesSystem Settings Heat, Off, Cool,Auto, Em HeatFan Settings Auto, OnMust be installed by a trained, experienced technician Read these instructions carefully. Failure to follow these instructions can damage the product or cause a hazardous condition. Check the ratings in this booklet to verify that this product is suitable for yourapplication (see page 17). Always test for proper operation after installation (see page 13).CAUTION: ELECTRICAL HAZARDCan cause electrical shock or equipment damage. Disconnect power before beginning NOTICEIf this product is replacing a control that contains mercury in a sealed tube, do notplace the old control in the trash.

5 Contact your local waste management authority forinstructions regarding recycling and proper the Thermostat about 5 feet ( ) above the floor in an areawith good air circulation at average not installin locations where the Thermostat can be affected by: Drafts or dead spots behind doors and in corners Hot or cold air from ducts Sunlight or radiant heat from appliances Concealed pipes or chimneys Unheated/uncooled areas such as an outside wall behind the thermostatNONONO Registered Trademark. Patents pending. Copyright 2005 Honeywell International Inc. All rights checklist ..2 Wallplate installation .. diagrams ..5 Power options ..10 Thermostat mounting ..10 SSeettuupp aanndd tteessttiinnggInstaller system test ..13 Explanation of features ..14 AAppppeennddiicceessQuick reference to controls ..15 Quick reference to case of difficulty.

6 16 Accessories/replacement parts ..17 Specifications ..17 Table of contentsInstallation tipsInstallation Guide2 FocusPRO th6220d programmable Thermostat3 Pre-installation checklistPackage contentsCheck to make sure your package includes the following items:Operating manualWall anchors andmounting screws(2 each)AA alkaline batteries (2)FocusPRO th6220d programmable Thermostat (wallplate attached to back)Required tools & supplies No. 2 Phillips screwdriver Small pocket screwdriver Drill Drill bit (3/16 for drywall, 7/32 for plaster) Hammer Pencil Electrical tape Level (optional)Remove the wallplate from the ther-mostat as shown at left, then followdirections below for Insert quick reference card in slotin back of Pull wires through wire Position wallplate on wall, level andmark hole positions with Drill holes at marked positions asshown below, then tap in suppliedwall Place wallplate over anchors, insertand tighten mounting finger into wire hole and pull toremove wallplate from 3/16 holes for 7/32 holes for anchorsMounting screwsWire holeWallplate installationQuick reference cardInsert quick reference cardInstallation Guide2 FocusPRO th6220d programmable Thermostat3 Pre-installation checklistPackage contentsCheck to make sure your package includes the following items.

7 Operating manualWall anchors andmounting screws(2 each)AA alkaline batteries (2)FocusPRO th6220d programmable Thermostat (wallplate attached to back)Required tools & supplies No. 2 Phillips screwdriver Small pocket screwdriver Drill Drill bit (3/16 for drywall, 7/32 for plaster) Hammer Pencil Electrical tape Level (optional)Remove the wallplate from the ther-mostat as shown at left, then followdirections below for Insert quick reference card in slotin back of Pull wires through wire Position wallplate on wall, level andmark hole positions with Drill holes at marked positions asshown below, then tap in suppliedwall Place wallplate over anchors, insertand tighten mounting finger into wire hole and pull toremove wallplate from 3/16 holes for 7/32 holes for anchorsMounting screwsWire holeWallplate installationQuick reference cardInsert quick reference cardFocusPRO th6220d programmable Thermostat5 Installation Guide4 Wiring1 Loosen screw terminals, insertwires into terminal block, then re-tighten Push excess wire back into thewall opening.

8 Keep wires in shadedarea as shown at Plug the wall opening with non-flammable insulation to preventdrafts from affecting PumpNOTESR & Rc terminalsIn single-transformer system, leave metaljumper in place between R & Rc. Removemetal jumper if two-transformer terminalThe C (common wire) terminal is optionalwhen Thermostat is powered by (O/B) terminalIf Thermostat is configured for a heat pumpin the Installer Setup, configure changeovervalve for cool ( O factory setting) or heat( B ).L terminal (Output)Heat pump reset. L terminal powered contin-uously when Thermostat is set to Em Thermostat for 2 heat / 1 cool heatpump in the Installer specificationsUse 18- to 22-gauge Thermostat cable is not wires in thisshaded areaCAUTION: ELECTRICAL HAZARD. Can cause electrical shock or equipment power before 1H/1C system: 1 transformerTypical 1H/1C system: 2 transformersRemovejumperWiring diagramsTerminal DesignationsConventional Terminal Letters:Y22nd stage compressor contactorW22nd stage heat relayGFan relayW1st stage heat relayCCommon wire from secondary side ofcooling system transformerY1st stage compressor contactorRHeating power.

9 Connect to secondaryside of heating system power. Connect to secondaryside of cooling system Pump Terminal Letters:LHeat pump reset. L terminal poweredcontinuously when System is set to heat relayAuxAuxiliary heat relayGFan relayO/BChangeover valve for heat pumpsCCommon wire from secondary side ofcooling system contactorRHeating power. Connect to secondaryside of heating system power. Connect to secondaryside of cooling system supply. Provide disconnect means and overload protection as jumper. Remove for 2-transformer systems 24 VAC common Installer Setup, set system type to Heat Installer Setup, set system type to 1 Heat/1 Cool Heat Pump& changeover valve to 0or Installer Setup, set system type to 2 Heat/1 Cool Heat terminal is powered continuously when Thermostat is set to Em field jumper between Aux and E if there is no emergency heat Installer Setup, set system type to 2 Heat/2 Cool th6220d programmable Thermostat5 Installation Guide4 Wiring1 Loosen screw terminals, insertwires into terminal block, then re-tighten Push excess wire back into thewall opening.

10 Keep wires in shadedarea as shown at Plug the wall opening with non-flammable insulation to preventdrafts from affecting PumpNOTESR & Rc terminalsIn single-transformer system, leave metaljumper in place between R & Rc. Removemetal jumper if two-transformer terminalThe C (common wire) terminal is optionalwhen Thermostat is powered by (O/B) terminalIf Thermostat is configured for a heat pumpin the Installer Setup, configure changeovervalve for cool ( O factory setting) or heat( B ).L terminal (Output)Heat pump reset. L terminal powered contin-uously when Thermostat is set to Em Thermostat for 2 heat / 1 cool heatpump in the Installer specificationsUse 18- to 22-gauge Thermostat cable is not wires in thisshaded areaCAUTION: ELECTRICAL HAZARD. Can cause electrical shock or equipment power before 1H/1C system: 1 transformerTypical 1H/1C system: 2 transformersRemovejumperWiring diagramsTerminal DesignationsConventional Terminal Letters:Y22nd stage compressor contactorW22nd stage heat relayGFan relayW1st stage heat relayCCommon wire from secondary side ofcooling system transformerY1st stage compressor contactorRHeating power.