Benchmark 750-3000 Boiler Operation, Service, Maintenance Guide - KOREA
CONTENTS
OMM-0128_0A
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
Page
3
of
144
GF-206-K
Ph.: 800-526-0288
07/17/2017
4.4 O
2
SENSOR .......................................................................................................................................... 43
4.5 SAFETY DEVICE TESTING ................................................................................................................. 44
4.6 BURNER INSPECTION ........................................................................................................................ 44
4.6.1 BMK 750/1000 BURNER INSPECTION ............................................................................................................. 44
4.6.2 BMK 1500 – 3000 BURNER INSPECTION ......................................................................................................... 47
4.7 CONDENSATE DRAIN TRAP .............................................................................................................. 51
4.8 AIR FILTER CLEANING AND REPLACEMENT .................................................................................. 52
4.9 WATER CUTOFF (LWCO) CAPACITOR INTEGRITY TEST ............................................................... 53
4.9.1 Low Water Cutoff (LWCO) - Capacitor Electrical Short Test ........................................................................... 54
4.9.2 Low Water Cutoff (LWCO) - Standard C-More Test ........................................................................................ 55
4.10 SHUTTING BOILER DOWN FOR EXTENDED PERIOD ................................................................... 55
4.11 PLACING THE BOILER BACK IN SERVICE AFTER A PROLONGED SHUTDOWN ....................... 55
4.12 SPARK MONITOR (AC CURRENT TRANSDUCER) ......................................................................... 56
SECTION 5:
TROUBLESHOOTING GUIDE ......................................................... 57
5.1 INTRODUCTION ................................................................................................................................... 57
5.2 ADDITIONAL FAULTS WITHOUT SPECIFIC FAULT MESSAGES .................................................... 69
APPENDIX A:
BOILER MENU ITEM DESCRIPTIONS ............................................. 71
TABLE A-1: OPERATING MENU ITEM DESCRIPTIONS ......................................................................... 71
TABLE A-2: SETUP MENU ITEM DESCRIPTIONS ................................................................................... 73
TABLE A-3: CONFIGURATION MENU ITEM DESCRIPTIONS ................................................................ 74
TABLE A-4: TUNING MENU ITEM DESCRIPTIONS ................................................................................. 77
TABLE A-5: COMBUSTION CALIBRATION MENU ITEM DESCRIPTIONS ............................................. 78
TABLE A-6: CALIBRATION MENU ITEM DESCRIPTIONS ....................................................................... 79
APPENDIX B:
STARTUP, STATUS, & FAULT MESSAGES ...................................... 83
STARTUP AND STATUS MESSAGES ...................................................................................................... 83
FAULT MESSAGES .................................................................................................................................... 84
APPENDIX C:
SENSOR RESISTANCE/VOLTAGE CHART ........................................ 87
APPENDIX D:
RECOMMENDED PERIODIC TESTING ............................................ 89
APPENDIX E:
INDOOR/OUTDOOR RESET RATIO CHARTS .................................. 91
APPENDIX F:
BENCHMARK 750/1000 PART LISTS ............................................. 95
APPENDIX G:
BENCHMARK 1500/2000 PART LISTS .......................................... 103
APPENDIX H:
BENCHMARK 2500/3000 PART LISTS .......................................... 113
APPENDIX I:
WIRING DIAGRAMS ................................................................... 125
APPENDIX J:
C-MORE CONTROLLER VIEWS .................................................... 141
APPENDIX K:
RECOMMENDED SPARES ........................................................... 143
