User Manuals: Aerco Benchmark 1.5LN Water Boiler

Manuals and User Guides for Aerco Benchmark 1.5LN Water Boiler. We have 1 Aerco Benchmark 1.5LN Water Boiler manual available for free PDF download: Installation, Operation And Maintenance Manual

Aerco Benchmark 1.5LN Installation, Operation And Maintenance Manual (163 pages)

Low NOx Boiler

Brand: Aerco | Category: Boiler | Size: 9 MB

Table of Contents
3
Chapter 1. Safety Precautions

9
Chapter 2. Installation

13
- Introduction
  13
- Receiving the Unit
  13
- Unpacking
  13
- Site Preparation
  14
  - Installation Clearances
    14
  - Setting the Unit
    15
- Supply and Return Piping
  16
- Condensate Drain
  16
  - Exhaust Manifold Condensate Drain
    17
- Gas Supply Piping
  18
  - Gas Supply Specifications
    19
  - Manual Gas Shutoff Valve
    19
  - External Gas Supply Regulator
    19
  - IRI Gas Train Kit
    20
- Ac Electrical Power Wiring
  20
  - Electrical Power Requirements
    21
- Modes of Operation and Field Control Wiring
  22
  - Constant Setpoint Mode
    22
  - Indoor/Outdoor Reset Mode
    22
  - Boiler Management System Mode
    23
  - Remote Setpoint and Direct Drive Modes
    23
  - Combination Mode
    23
- I/O Box Connections
  24
  - Outdoor Sensor in (1)
    24
  - Air Temp. Sensor (2)
    25
  - Analog in (3)
    25
  - Pwm) in (4)
    25
  - Shield (5)
    26
  - Ma out (6)
    26
  - Comm (7)
    26
  - Txd, Rxd (8)
    26
  - Vfd/Blower (9)
    26
  - Exhaust Switch in (11)
    26
  - Interlocks (10, 12)
    26
  - Fault Relay (13)
    27
  - Auxiliary Relay Contacts (14)
    27
- Flue Gas Vent Installation
  27
- Combustion Air
  28
- Benchmark Pump Relay Option
  29
Chapter 3. Control Panel Operation

31
- Introduction
  31
- Control Panel Description
  31
- Control Panel Menus
  35
  - Menu Processing Procedure
    35
- Operating Menu
  36
- Setup Menu
  37
- Configuration Menu
  38
- Tuning Menu
  40
- Combustion Cal Menu
  40
- Start Sequence
  41
- Start/Stop Levels
  45
Chapter 4. Initial Start-Up

47
Chapter 5. Mode of Operation

61
- Introduction
  61
- Indoor/Outdoor Reset Mode
  61
- Constant Setpoint Mode
  62
  - Setting the Setpoint
    62
- Remote Setpoint Modes
  63
  - Remote Setpoint Field Wiring
    63
  - Remote Setpoint Startup
    64
- Direct Drive Modes
  64
  - Direct Drive Field Wiring
    65
  - Direct Drive Startup
    65
- Boiler Management System (Bms)
  65
  - BMS External Field Wiring
    66
  - BMS Setup and Startup
    66
- Combination Control System (Ccs)
  66
  - Combination Control System Field Wiring
    67
  - Combination Control System Setup and Startup
    67
Chapter 6. Safety Device Testing

69
- Testing of Safety Devices
  69
- Low Gas Pressure Fault Test
  69
- High Gas Pressure Test
  70
- Low Water Level Fault Test
  71
- Water Temperature Fault Test
  71
- Interlock Tests
  73
  - Remote Interlock
    73
  - Delayed Interlock
    73
- Flame Fault Tests
  73
- Air Flow Fault Tests
  75
- Ssov Proof of Closure Switch
  76
- Purge Switch Open During Purge
  76
- Ignition Switch Open During Ignition
  77
- Safety Pressure Relief Valve Test
  78
Chapter 7. Maintenance

79
Chapter 8. Troubleshooting Guide

91
- Introduction
  91
- Additional Faults Without Specific Fault Messages
  101
Chapter 9. Rs232 Communication

105
- Running a Command on a Remote Machine Using Putty
  106
- Rs232 Communication Setup
  107
- Data Logging
  108
  - Sensor Log
    109
Appendix A: Menu Item Descriptions

118
Appendix B: Startup, Status and Fault Messages

118
Appendix C: Sensor Temperature Resistance

121
Appendix D: Indoor/Outdoor Reset Ratio Charts

126
Appendix E: Boiler Default Settings

126
Appendix F: Part and Dimensional Drawings

129
Appendix G: Piping Drawings

145
Appendix H: Wiring Schematics

151
Appendix I: Recommended Periodic Testing Check List

157
Appendix J: Benchmark Control Panel Features

159
Appendix K: Recommended Spare Parts Lists

161

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User Manuals: Aerco Benchmark 1.5LN Water Boiler

Aerco Benchmark 1.5LN Installation, Operation And Maintenance Manual (163 pages)

Table of Contents

Chapter 1. Safety Precautions

Chapter 2. Installation

Chapter 3. Control Panel Operation

Chapter 4. Initial Start-Up

Chapter 5. Mode of Operation

Chapter 6. Safety Device Testing

Chapter 7. Maintenance

Chapter 8. Troubleshooting Guide

Chapter 9. Rs232 Communication

Appendix A: Menu Item Descriptions

Appendix B: Startup, Status and Fault Messages

Appendix C: Sensor Temperature Resistance

Appendix D: Indoor/Outdoor Reset Ratio Charts

Appendix E: Boiler Default Settings

Appendix F: Part and Dimensional Drawings

Appendix G: Piping Drawings

Appendix H: Wiring Schematics

Appendix I: Recommended Periodic Testing Check List

Appendix J: Benchmark Control Panel Features

Appendix K: Recommended Spare Parts Lists

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