York MagnaDRY Technical Manual

Contents

York MagnaDRY Technical Manual Manual pdf 2 page image

265485-XTG-B-12082 Johnson Controls Unitary ProductsTABLE OF CONTENTSDESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3FACTORY INSTALLED OPTIONS . . . . . . . . . . . . . . 5FIELD INSTALLED ACCESSORIES . . . . . . . . . . . . 6NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . . . . 10LIST OF FIGURESFig. # Pg. #1 PREDATOR® COMPONENT LOCATION . . . . . . . . . . . 32 REHEAT CONTROL BOARD . . . . . . . . . . . . . . . . . . . . 83 DR090 REHEAT CONTROLS . . . . . . . . . . . . . . . . . . . . 94 DR090 MOISTURE REMOVAL (ALTERNATE MODE) -IMPERIAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175 DR090 MOISTURE REMOVAL (NORMAL MODE) -IMPERIAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176 DR090 MOISTURE REMOVAL (ALTERNATE MODE) -METRIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187 DR090 MOISTURE REMOVAL (NORMAL MODE) -METRIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188 UNIT 4 POINT LOAD . . . . . . . . . . . . . . . . . . . . . . . . . . 259 UNIT CENTER OF GRAVITY . . . . . . . . . . . . . . . . . . . 2510 UNIT 6 POINT LOAD . . . . . . . . . . . . . . . . . . . . . . . . . . 2611 UNIT DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . 2612 PREDATOR® ROOF CURB DIMENSIONS . . . . . . . . 2713 SUNLINE™ TO PREDATOR® TRANSITION ROOFCURB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2814 BOTTOM DUCT OPENINGS (FROM ABOVE) . . . . . . 2815 REAR DUCT DIMENSIONS . . . . . . . . . . . . . . . . . . . . . 2916 DOWNFLOW ECONOMIZER HOOD DETAIL . . . . . . . 2917 FACTORY INSTALLED DOWNFLOWECONOMIZER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3018 FIELD INSTALLED DOWNFLOW ECONOMIZER W/POWER EXHAUST . . . . . . . . . . . . . . . . . . . . . . . . . . . 3019 FIELD INSTALLED HORIZONTAL ECONOMIZER W/POWER EXHAUST . . . . . . . . . . . . . . . . . . . . . . . . . . . 3120 SLAB ECONOMIZER DOWNFLOW W/POWEREXHAUST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3121 SLAB ECONOMIZER END RETURN W/POWEREXHAUST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3222 TYPICAL LOW VOLTAGE FIELD WIRING . . . . . . . . . 3323 FIELD WIRING DISCONNECT - COOLING UNIT WITHOR WITHOUT ELECTRIC HEAT . . . . . . . . . . . . . . . . . 3424 FIELD WIRING DISCONNECT - COOLING UNIT WITHGAS HEAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3425 TYPICAL DR090 COOLING UNIT WITH GAS HEATWIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . 3526 TYPICAL DR090 COOLING UNIT WITH/WITHOUTELECTRIC HEAT WIRING DIAGRAM . . . . . . . . . . . . . 3627 TYPICAL DR090 REHEAT WIRING DIAGRAM . . . . . 37LIST OF TABLESTbl. # Pg. #1 PHYSICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112 CAPACITY RATINGS IMPERIAL . . . . . . . . . . . . . . . . 123 CAPACITY RATINGS METRIC . . . . . . . . . . . . . . . . . . 124 DR090 COOLING CAPACITY - IMPERIAL . . . . . . . . . 135 DR090 COOLING CAPACITY - METRIC . . . . . . . . . . 146 DR090 COOLING CAPACITY (ALTERNATEREHEAT MODE) - IMPERIAL . . . . . . . . . . . . . . . . . . . 157 DR090 COOLING CAPACITY (ALTERNATE REHEATMODE) - METRIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . 168 ELECTRICAL DATA 7-1/2 TON . . . . . . . . . . . . . . . . . 199 BLOWER PERFORMANCE 7-1/2 TON STANDARDMOTOR - SIDE DUCT (IMPERIAL) . . . . . . . . . . . . . . . 2010 BLOWER PERFORMANCE 7-1/2 TON STANDARDMOTOR - SIDE DUCT (METRIC) . . . . . . . . . . . . . . . . 2011 BLOWER PERFORMANCE 7-1/2 TON OPTIONALMOTOR - SIDE DUCT (IMPERIAL) . . . . . . . . . . . . . . 2012 BLOWER PERFORMANCE 7-1/2 TON OPTIONALMOTOR - SIDE DUCT (METRIC) . . . . . . . . . . . . . . . . 2113 BLOWER PERFORMANCE 7-1/2 TON STANDARDMOTOR - DOWNSHOT (IMPERIAL) . . . . . . . . . . . . . . 2114 BLOWER PERFORMANCE 7-1/2 TON STANDARDMOTOR - DOWNSHOT (METRIC) . . . . . . . . . . . . . . . 2115 BLOWER PERFORMANCE 7-1/2 TON OPTIONALMOTOR - DOWNSHOT (IMPERIAL) . . . . . . . . . . . . . . 2216 BLOWER PERFORMANCE 7-1/2 TON OPTIONALMOTOR - DOWNSHOT (METRIC) . . . . . . . . . . . . . . . 2217 ADDITIONAL STATIC RESISTANCE (IMPERIAL) . . . 2318 ADDITIONAL STATIC RESISTANCE (METRIC) . . . . 2419 ELECTRIC HEAT MINIMUM SUPPLYAIR - IMPERIAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2520 ELECTRIC HEAT MINIMUM SUPPLYAIR - METRIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2521 INDOOR BLOWER SPECIFICATIONS . . . . . . . . . . . . 2522 4 POINT LOAD WEIGHT . . . . . . . . . . . . . . . . . . . . . . . 2523 6 POINT LOAD WEIGHT . . . . . . . . . . . . . . . . . . . . . . . 2624 UNIT WEIGHT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2625 UNIT HEIGHT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2626 UNIT CLEARANCES . . . . . . . . . . . . . . . . . . . . . . . . . . 2727 ECONOMIZER USAGE . . . . . . . . . . . . . . . . . . . . . . . . 30