beautypg.com
Benchmark 6000 DF
Installation, Operation & Maintenance Manual
Page 4 of 219
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
OMM-0096_0B
03/21/2014
Ph.: 800-526-0288
GF-141
3.2 CONTROL PANEL DESCRIPTION ........................................................................................................................... 37
3.3 CONTROL PANEL MENUS ..................................................................................................................................... 41
3.3.1 Menu Processing Procedure ......................................................................................................................... 41
3.4 OPERATING MENU .............................................................................................................................................. 43
3.5 SETUP MENU ....................................................................................................................................................... 43
3.6 CONFIGURATION MENU ...................................................................................................................................... 44
3.7 TUNING MENU .................................................................................................................................................... 46
3.8 COMBUSTION CAL MENU .................................................................................................................................... 47
3.9 BST (Boiler Sequencing Technology ) Menu ........................................................................................................ 47
3.10 START SEQUENCE .............................................................................................................................................. 50
3.11 START/STOP LEVELS........................................................................................................................................... 55
CHAPTER 4.
INITIAL START-UP.......................................................................................................... 59
4.1 INITIAL START-UP REQUIREMENTS ...................................................................................................................... 59
4.2 TOOLS AND INSTRUMENTATION FOR COMBUSTION CALIBRATION ................................................................... 59
4.2.1 Required Tools & Instrumentation ............................................................................................................... 60
4.2.2 Installing Gas Supply Manometer................................................................................................................. 60
4.2.3 Accessing the Analyzer Probe Port ............................................................................................................... 61
4.3 PILOT IGNITION ................................................................................................................................................... 62
4.4 NATURAL GAS COMBUSTION CALIBRATION ....................................................................................................... 62
4.5 PROPANE GAS COMBUSTION CALIBRATION ....................................................................................................... 67
4.6 DUAL-FUEL SWITCHOVER INSTRUCTIONS ........................................................................................................... 70
4.6.1 Switchover from NATURAL GAS to PROPANE .............................................................................................. 70
4.6.2 Switchover from PROPANE to NATURAL GAS .............................................................................................. 71
4.7 REASSEMBLY AFTER COMBUSTION CALIBRATION .............................................................................................. 72
CHAPTER 5.
MODE OF OPERATION .................................................................................................. 73
5.1 INTRODUCTION ................................................................................................................................................... 73
5.2 INDOOR/OUTDOOR RESET MODE ....................................................................................................................... 73
5.2.1 Reset Ratio .................................................................................................................................................... 73
5.2.2 Building Reference Temperature ................................................................................................................. 73
5.2.3 Outdoor Air Temperature Sensor Installation .............................................................................................. 73
5.2.4 Indoor/Outdoor Reset Mode Startup ........................................................................................................... 73
5.3 CONSTANT SETPOINT MODE ............................................................................................................................... 74
5.3.1 Setting the Setpoint ...................................................................................................................................... 74
5.4 REMOTE SETPOINT MODES ................................................................................................................................. 75
5.4.1 Remote Setpoint Field Wiring ...................................................................................................................... 75
5.4.2 Remote Setpoint Startup .............................................................................................................................. 76
5.5 DIRECT DRIVE MODES ......................................................................................................................................... 76
5.5.1 Direct Drive Field Wiring............................................................................................................................... 77
5.5.2 Direct Drive Startup ...................................................................................................................................... 77
5.6 AERCO CONTROL SYSTEM (ACS) .......................................................................................................................... 77
5.6.1 ACS External Field Wiring ............................................................................................................................. 78
5.6.2 ACS Setup and Startup .................................................................................................................................. 78
5.7 COMBINATION CONTROL SYSTEM (CCS) ............................................................................................................. 78
5.7.1 Combination Control System Field Wiring ................................................................................................... 79
5.7.2 Combination Control System Setup and Startup .......................................................................................... 79
CHAPTER 6.
SAFETY DEVICE TESTING ............................................................................................ 81
6.1 TESTING OF SAFETY DEVICES ............................................................................................................................... 81
6.2 LOW GAS PRESSURE FAULT TESTs ....................................................................................................................... 81
6.3 HIGH GAS PRESSURE FAULT TEST ........................................................................................................................ 83
6.4 LOW WATER LEVEL FAULT TEST .......................................................................................................................... 84
6.5 WATER TEMPERATURE FAULT TEST .................................................................................................................... 85
6.6 INTERLOCK TESTS ................................................................................................................................................ 87
6.6.1 Remote Interlock Test .................................................................................................................................. 87
6.6.2 Delayed Interlock Test .................................................................................................................................. 87
