User Manual Owner's manual

AM Series Boilers and Water Heaters
Installation, Operation & Maintenance Manual (IOMM)
OMM-0100_0B AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 5 of 156
GF-146 Ph.: 800-526-0288 PRI - 07/14/14
4.1.1 Filling the Condensate Neutralizer ................................................................................................................. 89
4.1.2 Filling the Heating System .............................................................................................................................. 90
4.2 GENERAL WARNINGS CONCERNING THE GAS SUPPLY .............................................................. 90
4.2.1 Confirming the Unit’s Gas Type ...................................................................................................................... 91
4.2.2 Gas Type Conversion ...................................................................................................................................... 91
4.3 IDENTIFICATION OF CONTROLS ...................................................................................................... 91
4.4 BOILER STARTUP PROCEDURE ....................................................................................................... 92
4.5 WATER HEATER STARTUP PROCEDURE........................................................................................ 92
4.6 GAS SUPPLY PRESSURE TEST ........................................................................................................ 93
4.7 COMBUSTION CALIBRATION ............................................................................................................. 95
4.8 MINIMUM WATER FLOW..................................................................................................................... 97
4.9 HEATING SYSTEM PRESSURE TEST ............................................................................................... 97
CHAPTER 5: OPERATION ........................................................................................... 98
5.1 GENERAL OPERATION - BOILERS .................................................................................................... 98
5.1.1 Control Panel Display - Boilers ........................................................................................................................ 99
5.1.2 Startup Procedure - Boilers............................................................................................................................. 99
5.1.3 Boiler Summer Mode .................................................................................................................................... 100
5.1.4 Boiler Winter Mode ...................................................................................................................................... 100
5.1.5 Adjusting the Domestic Hot Water Temperature - Boilers ........................................................................... 100
5.1.6 Heating System Temperature Adjustment - Boilers ..................................................................................... 101
5.1.7 Heating System Type Selection - Boilers ....................................................................................................... 101
5.1.8 Outdoor Reset Adjustment - Boilers ............................................................................................................. 101
5.1.8.1 Outdoor Reset: Setting Parameters ....................................................................................................... 101
5.1.8.2 Outdoor Reset Activation ...................................................................................................................... 101
5.1.9 Boiler Delays, Alarms and Protective Actions ............................................................................................... 103
5.1.10 Boiler Circulator Pump Protection .............................................................................................................. 103
5.1.11 Freeze Protection - Boilers.......................................................................................................................... 103
5.1.12 Display Energy Saving Mode ....................................................................................................................... 103
5.2 GENERAL OPERATION – WATER HEATERS ................................................................................. 104
5.2.1 Control Panel Display – Water Heaters ........................................................................................................ 105
5.2.2 Startup Procedure - Water Heaters .............................................................................................................. 105
5.2.3 Adjusting the Storage Tank Temperature (Water Heaters) .......................................................................... 106
5.2.4 Freeze Protection – Water Heaters .............................................................................................................. 106
5.2.5 Display Energy Saving Mode ......................................................................................................................... 106
5.3 USER MENU – BOILERS AND WATER HEATERS .......................................................................... 107
5.4 INSTALLER MENU – BOILERS AND WATER HEATERS ................................................................ 108
5.5 DIAGNOSTICS: STATUS DISPLAY ................................................................................................... 110
5.6 DIAGNOSTICS – BLOCKING (LOC) ERRORS ................................................................................. 110
5.7 DIAGNOSTICS – BLOCKING (ERR) ERRORS ................................................................................. 112
5.8 BLOCKED FLUE PRESSURE SWITCH ............................................................................................. 114
5.9 UNIT SHUT-DOWN ............................................................................................................................ 114
CHAPTER 6: MAINTENANCE .................................................................................... 115
6.1 CARE AND MAINTENANCE – BOILERS AND WATER HEATERS .................................................. 115
6.1.1 Checking for Gas Leaks ................................................................................................................................. 116
6.1.2 Flue and Air inlet Piping Inspection .............................................................................................................. 116
6.1.3 System Piping, Pressure, and Expansion Tank Inspection ............................................................................ 116
6.1.4 Ignition and Flame Sensor Inspection ........................................................................................................... 116
6.1.5 Wiring and Connections Inspection .............................................................................................................. 116
6.1.6 Performance Verification Inspection ............................................................................................................ 116
6.1.7 Flame Inspection ........................................................................................................................................... 116
6.1.8 Flame Signal Inspection ................................................................................................................................ 117