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Download Bosch SM024 Specifications
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2| SM AH Series Heat Pump CONTENTS SYSTEM CHECKOUT.........................................................13 AH MODEL NOMENCLATURE .............................................. 3 KEY TO SYMBOLS .............................................................. 3 SAFETY WARNINGS ........................................................... 3 INITIAL INSPECTION .......................................................... 4 SM AH STANDARD PACKAGES ........................................... 4 GENERAL DESCRIPTION .................................................... 4 MOVING AND STORAGE ..................................................... 4 SAFETY CONSIDERATIONS................................................. 4 Location............................................................................ 4 Air Handler ................................................................. 4 Condensing Section ..................................................... 5 UNIT START-UP................................................................13 INITIAL START-UP ............................................................14 MAINTENANCE ................................................................14 OPERATING PRESSURES & TEMPERATURES......................15 UNIT CHECKOUT SHEET ...................................................20 TROUBLESHOOTING ........................................................21 WIRING DIAGRAMS..........................................................23 DIMENSIONAL DRAWINGS ...............................................25 NOTES.............................................................................27 Installation........................................................................ 5 Condensing Section ..................................................... 5 Mounting Vertical Air Handler Units ................................ 5 Mounting Horizontal Air Handler Units............................. 6 CONDENSATE DRAIN ......................................................... 6 DUCT SYSTEM................................................................... 7 ELECTRICAL ..................................................................... 7 Electric Heater Package Option...................................... 7 Low Voltage Control Wiring ........................................... 8 Electronic Thermostat Installation .................................. 9 ECM Interface Board .................................................. 10 Thermostat Connections............................................. 10 SEQUENCE OF OPERATION .............................................. 11 Cooling Mode ............................................................ 11 Heating Mode............................................................ 11 REFRIGERANT LINES ....................................................... 11 Linear vs Equivalent Line Length .................................. 12 Connecting Refrigerant Lines....................................... 12 CHARGING THE SYSTEM .................................................. 13 Figure 1: CS/AH Pairings UNIT MODEL Unit 1 SM024-1CSC SM024-1AVX SM036-1CSC SM036-1AVX SM048-1CSC SM048-1AVX SM060-1CSC SM060-1AVX SM070-1CSC SM070-1AVX Paired Air Handler Unit 3 Unit 4 DX025-1VTX DX025-1CCX DX035-1VTX DX035-1CCX DX049-1VTX DX049-1CCX DX061-1VTX DX061-1CCX DX071-1VTX DX071-1CCX Unit 2 SM024-1AHX SM036-1AHX SM048-1AHX SM060-1AHX SM070-1AHX Unit 5 DX025-1UCX DX035-1UCX DX049-1UCX DX061-1UCX DX071-1UCX Unit 6 DX035-1VTX DX049-1VTX DX071-1VTX LEGEND: AVX BOSCH box style Vertical Air Handler AHX BOSCH box style Horizontal Air Handler CCX Cased coil UCX Uncased coil VTX Motex unitary style air handler 873392084 (2013/11) Subject to change without prior notice SM AH Series Heat Pump
