AERCO BMK 2.0 LN Nat. Gas User Manual

Benchmark ™ series, Gas fired low nox boiler system, Installation, operation & maintenance instructions

Text mode
Original mode

Printed in U.S.A.

REVISED JANUARY, 2009

GF-110LN

Instruction

No.

AERCO INTERNATIONAL, Inc., Northvale, New Jersey, 07647 USA

Installation, Operation

& Maintenance Instructions

Benchmark

™

Series

Gas Fired
Low NOx
Boiler System

Condensing, Modulating

Forced Draft, Hot Water Boiler

2,000,000 BTU/H Input

Applicable To Serial Numbers G-05-1393 and above

Patent # : 2.155.12

Table of contents

Document Outline

Telephone Support
TABLE OF CONTENTS
CHAPTER 1 - SAFETY PRECAUTIONS
- 1.1 WARNINGS & CAUTIONS
- 1.2 EMERGENCY SHUTDOWN
- 1.3 PROLONGED SHUTDOWN
CHAPTER 2 - INSTALLATION
- 2.1 RECEIVING THE UNIT
- 2.2 UNPACKING
- 2.3 INSTALLATION
- 2.4 GAS SUPPLY PIPING
- 2.5 ELECTRICAL SUPPLY
- 2.6 MODE OF OPERATION and FIELD CONTROL WIRING
- 2.7 I/O BOX CONNECTIONS
- 2.8 AUXILIARY RELAY CONTACTS
- 2.9 FLUE GAS VENT INSTALLATION
- 2.10 COMBUSTION AIR
CHAPTER 3 - CONTROL PANEL OPERATING PROCEDURES
- 3.1 INTRODUCTION
- 3.2 CONTROL PANEL DESCRIPTION
- 3.3 CONTROL PANEL MENUS
- 3.4 OPERATING MENU
- 3.5 SETUP MENU
- 3.6 CONFIGURATION MENU
- 3.7 TUNING MENU
- 3.8 START SEQUENCE
- 3.9 START/STOP LEVELS
CHAPTER 4 - INITIAL START-UP
- 4.1 INITIAL START- UP REQUIREMENTS
- 4.2 TOOLS AND INSTRUMENTATION FOR COMBUSTION CALIBRATION
  - 4.2.1 REQUIRED TOOLS AND INSTRUMENTATION
  - 4.2.2 INSTALLING THE SUPPLY GAS MANOMETER
- 4.3 NATURAL GAS COMBUSTION CALIBRATION
- 4.4 UNIT REASSEMBLY
- 4.5 OVER-TEMPERATURE LIMIT SWITCH
CHAPTER 5 - MODE OF OPERATION
- 5.1 INTRODUCTION
- 5.2 INDOOR/OUTDOOR RESET MODE
- 5.3 CONSTANT SETPOINT MODE
- 5.4 REMOTE SETPOINT MODES
- 5.5 DIRECT DRIVE MODES
- 5.6 BOILER MANAGEMENT SYSTEM (BMS)
- 5.6 COMBINATION CONTROL SYSTEM (CCS)
CHAPTER 6 - SAFETY DEVICE TESTING PROCEDURES
- 6.1 TESTING OF SAFETY DEVICES
- 6.2 LOW GAS PRESSURE FAULT TEST
- 6.3 HIGH GAS PRESSURE TEST
- 6.4 LOW WATER LEVEL FAULT TEST
- 6.5 WATER TEMPERATURE FAULT TEST
- 6.6 INTERLOCK TESTS
- 6.7 FLAME FAULT TEST
- 6.8 AIR FLOW FAULT TEST
- 6.9 SSOV PROOF OF CLOSURE SWITCH
- 6.10 PURGE SWITCH OPEN DURING PURGE
- 6.11 IGNITION SWITCH OPEN DURING IGNITION
- 6.12 SAFETY PRESSURE RELIEF VALVE TEST
CHAPTER 7 - MAINTENANCE
- 7.1 MAINTENANCE SCHEDULE
- 7.2 SPARK IGNITER
- 7.3 FLAME DETECTOR
- 7.4 COMBUSTION CALIBRATION
- 7.5 SAFETY DEVICE TESTING
- 7.6 BURNER
- 7.7 EXHAUST MANIFOLD AND COMBUSTION CHAMBER
- 7.8 SHUTTING THE BOILER DOWN FOR AN EXTENDED PERIOD OF TIME
- 7.9 PLACING THE BOILER BACK IN SERVICE AFTER A PROLONGED SHUTDOWN
CHAPTER 8 - TROUBLESHOOTING GUIDE
- 8.1 INTRODUCTION
APPENDIX A
APPENDIX B
APPENDIX C
APPENDIX D
APPENDIX E
APPENDIX F
APPENDIX G
APPENDIX H
APPENDIX I
APPENDIX J
- BENCHMARK CONTROL PANEL EXPLODED VIEW
STANDARD WARRANTY