York TCHD18 Technical Manual
Also see for TCHD18 THRU 60: Technical guide
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556454-YTG-B-0410Johnson Controls Unitary Products 17ACCESSORIESRefer to Price Manual for specific model numbers.Hard Start Kit - Required when using TXV indoor coil. Also,provides increased starting torque for areas with low voltage.Off Cycle Timer Delay - Provides a 5-minute off cycle to pre-vent rapid recycling of the compressor.Thermostats - Compatible thermostat controls are availablethrough accessory sourcing. For optimum performance andinstallation, refer to the UPGNET “Low Voltage Wiring Diagram”document to select and apply controls.SOUND POWER RATINGS** Rated in accordance with ARI 270-95 Standards.TYPICAL INSTALLATIONTYPICAL FIELD WIRINGModel Start Kit Numbers18, 24, 30, 60 S1-2SA0670400636 S1-2SA0671500648 S1-2SA06708006UNIT MODEL (dBA)18 6724 6830 7136 7142 7148 7160 71THERMOSTATSEAL OPENING(S) WITHPERMAGUM OR EQUIVALENTTO INDOOR COILTO FURNACE ORAIR HANDLERTERMINAL BLOCKNEC CLASS 2 WIRINGNEC CLASS 1 WIRINGALL OUTDOOR WIRINGMUST BE WEATHERPROOF. CONTROLACCESSPANELWEATHERPROOFDISCONNECTSWITCHMINIMUM 18” SERVICEACCESS CLEARANCEON ONE SIDE6” CLEARANCEAROUND PERIMETERNOTE:ALL FIELD WIRING TO BE IN ACCORDANCE WITH ELECTRIC CODE (NEC) AND/OR LOCAL CODESPOWER WIRING208/230-1-60CONTACTORTERMINALSCOILGND.LUGC Y R G WY R G WPOWER WIRINGCONTROL WIRINGFACTORY WIRING24 VOLT CONTROL WIRINGMINIMUM 18 GA. WIRE(NEC CLASS 2)FURNACE OR AIR HANDLER TERMINAL BLOCKROOM THERMOSTATCONDENSING UNITALL OUTDOOR WIRING MUST BE WEATHERPROOF. USE COPPER CONDUCTORS ONLY.TERMINAL W IS ONLYREQUIRED ON SYSTEMSWITH HEAT.** |
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