York YCS18 THRU 60 Technical Manual

Contents

5006080-YTG-B-121544 Johnson Controls Unitary ProductsTYPICAL FIELD WIRINGALTERNATIVE INSTALLATION CLEARANCESALL 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.**AA0287-001MINIMUM CLEARANCE BETWEEN UNITSNOTE:Clearance between two units may bereduced to 18” minimum providedthe service access clearance isincreased to 24” minimum, and theclearance on each remaining sideis maintained at 18” minimum.NOTE:Clearance to one side of theunit may be reduced to 6” providedthe clearance to each remaining sideis increased to 12” minimum, theservice access is increased to 24”minimum, and the clearances betweenany two units is maintained at 24”minimum.MINIMUM CLEARANCE FROM WALL6” 6”24”SERVICEAND UNIT-TO-UNIT24”SERVICE12”12”12”WALLFENCE24”SERVICE 24”SERVICE 24”SERVICE18”UNIT-TO-UNIT18”UNIT-TO-UNIT18”18” 18”18”18”WALLFENCECAUTION:Special care must be taken to avoid recirculation of discharge air through condenser coil.