AERCO SmartPlate - Manual (Page 4)

SmartPlate Installation, Operation & Maintenance Manual
Page 4 of 138 AERCO International, Inc.  100 Oritani Dr.  Blauvelt, NY 10913 OMM-0069_0E
PRI: 11/26/2013 Phone: 800-526-0288 SP-100
CHAPTER 7. TROUBLESHOOTING........................................................................................ 47
7.1 INTRODUCTION ................................................................................................................................. 47
7.2 TROUBLESHOOTING PROCEDURES ................................................................................................... 47
CHAPTER 8. CORRECTIVE MAINTENANCE ......................................................................... 57
8.1 INTRODUCTION ................................................................................................................................. 57
8.2 SINGLE WALL HEAT EXCHANGER MAINTENANCE ............................................................................. 57
8.3 HEAT EXCHANGER CLEANING & DE‐SCALING ................................................................................... 57
8.4 SINGLE‐WALL HEAT EXCHANGER REPLACEMENT ............................................................................. 60
8.5 DOUBLE‐WALL HEAT EXCHANGER MAINTENANCE ........................................................................... 63
8.6 DOUBLE‐WALL HEAT EXCHANGER CLEANING ................................................................................... 64
8.6.1 Heat Exchanger Cleaning and De‐Scaling (In‐Place Method) ..................................................... 64
8.6.2 Heat Exchanger Cleaning By Disassembly .................................................................................. 64
8.7 DOUBLE‐WALL HEAT EXCHANGER OPENING AND CLOSING ............................................................. 66
8.7.1 OPENING HEAT EXCHANGER ...................................................................................................... 66
8.7.2 REMOVAL AND INSERTION OF PLATES ....................................................................................... 69
8.7.3 CLOSING HEAT EXCHANGER ....................................................................................................... 70
8.8 DOUBLE‐WALL HEAT EXCHANGER GASKET REPLACEMENT .............................................................. 73
8.8.1 Replacing Gaskets on Channel Plates ......................................................................................... 73
8.8.2 Replacing Gaskets on End Plate (First Plate Against Frame Plate) ............................................. 74
8.9 DOUBLE‐WALL HEAT EXCHANGER REPLACEMENT ........................................................................... 75
8.10 CONTROL VALVE ELECTRONIC MODULE REPLACEMENT AND VALVE REMOVAL ........................... 79
8.10.1 Electronics Module Replacement ............................................................................................. 79
8.10.2 Control Valve Replacement ...................................................................................................... 81
8.11 RECIRCULATION PUMP REPLACEMENT ........................................................................................... 82
8.12 STRAINERS ....................................................................................................................................... 83
8.13 ECS/SP CONTROL BOX ASSEMBLY AND COMPONENTS .................................................................. 85
8.14 CONTROL BOX ASSEMBLY REPLACEMENT ...................................................................................... 85
8.15 TEMPERATURE CONTROLLER REPLACEMENT ................................................................................. 86
8.16 OVER‐TEMPERATURE SWITCH AND TEMPERATURE INDICATORS .................................................. 86
8.17 24 VAC STEP‐DOWN TRANSFORMER REPLACEMENT ..................................................................... 87
APPENDIX A .................................................................................................................................. 91
APPENDIX B – ECS/SP WIRING DIAGRAM & TERMINAL BLOCK CONNECTIONS ........................ 101
APPENDIX C – SMART PLATE PIPING DRAWINGS ....................................................................... 105
APPENDIX D – SMARTPLATE DRAWINGS ................................................................................... 119
DIMENSIONALS & PARTS LISTS ................................................................................................... 119
APPENDIX E – RECOMMENDED SPARE PARTS ........................................................................... 135
WARRANTY: ................................................................................................................................ 137