CONTENTS
GF-123 - AERCO BENCHMARK 2.0LN GAS FIRED LOW NOx BOILER
Operating & Maintenance Instructions
FOREWORD
A
Chapter 1 – SAFETY PRECAUTIONS
1-1
Para.
Subject
Page
1-1
Warnings & Cautions
1-1
1-2 Emergency
Shutdown
1-2
Para.
Subject
Page
1-3 Prolonged
Shutdown
1-2
Chapter 2 – INSTALLATION
2-1
Para.
Subject
Page
2.1 Introduction
2-1
2.2
Receiving the Unit
2-1
2.3 Unpacking
2-1
2.4 Site
Preparation
2-1
2.5
Supply and Return Piping
2-3
2.6
Condensate Drain and Piping
2-3
2.7 Gas
Supply
Piping
2-4
2.8
AC Electrical Power Wiring
2-5
Para.
Subject
Page
2.9
Modes of Operation and Field
Control Wiring
2-6
2.10
I/O Box Connections
2-8
2.11
Auxiliary Relay Contacts
2-10
2.12
Flue Gas Vent Installation
2-10
2.13 Combustion
Air
2-10
Chapter 3 – CONTROL PANEL OPERATING PROCEDURES
3-1
Para.
Subject
Page
3.1 Introduction
3-1
3.2
Control Panel Description
3-1
3.3 Control
Panel
Menus
3-4
3.4 Operating
Menu
3-5
3.5 Setup
Menu
3-5
Para.
Subject
Page
3.6 Configuration
Menu
3-6
3.7 Tuning
Menu
3-8
3.8 Combustion
Cal.
Menu
3-8
3.8 Start
Sequence
3-8
3.9 Start/Stop
Levels
3-10
Chapter 4 – INITIAL START-UP
4-1
Para.
Subject
Page
4.1
Initial Startup Requirements
4-1
4.2
Tools and Instruments for
Combustion Calibration
4-1
4.3
Natural Gas Combustion
Calibration
4-2
Para.
Subject
Page
4.4
Propane Combustion Calibration
4-6
4.5 Unit
Reassembly
4-8
4.6 Over-Temperature
Limit
Switches
4-9
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Summary of Contents for Benchmark 2.0
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