Aerco Benchmark 2000 Manuals

Manuals and User Guides for Aerco Benchmark 2000. We have 2 Aerco Benchmark 2000 manuals available for free PDF download: User Manual

Aerco Benchmark 2000 User Manual

Aerco Benchmark 2000 User Manual (186 pages)

Gas-Fired Boilers

Brand: Aerco | Category: Boiler | Size: 6.8 MB

Table of Contents

Table of Contents
3
Foreword

7
Chapter 1. Safety Precautions

11
- Warnings & Cautions
  11
- Emergency Shutdown
  12
- Prolonged Shutdown
  12
Chapter 2. Installation

15
- Introduction
  15
- Receiving the Unit
  15
- Unpacking
  15
- Site Preparation
  15
  - Installation Clearances
    16
  - Setting the Unit
    17
- Supply and Return Piping
  19
- Pressure Relief Valve Installation
  19
- Condensate Drain & Piping
  20
- Condensate Trap Installation
  21
- Gas Supply Piping
  22
- Ac Electrical Power Wiring
  24
  - Electrical Power Requirements
    25
- Field Control Wiring
  26
  - Outdoor Air in (OUT) & Air Sensor Common (COM)
    27
  - COMBUSTION AIR Terminal
    28
  - Osensor (O2+ & O2-)
    28
  - Spark Signal (Flw+ & Flw-)
    28
  - Analog in (+ & -)
    28
  - PWM) in (BMS+ & BMS-)
    28
  - Shield (SHLD & SHLD)
    28
  - Analog Output (+ & -)
    28
  - Comm (+, GND, & -)
    29
  - Comm (Txd & Rxd)
    29
  - Vfd/Blower (0-10 & AGND)
    29
  - Interlocks
    29
  - Fault Relay (NC, COM, & NO)
    30
  - Auxiliary Relay Contacts (NC, COM, & NO)
    30
- Flue Gas Vent Installation
  30
- Combustion Air
  31
  - Combustion from Outside the Building
    31
  - Combustion Air from Inside the Building
    31
- Ducted Combustion Air
  31
- Sequencing Valve Installation
  31
Chapter 3. Operation

33
- Introduction
  33
- Control Panel Description
  33
- Control Panel Menus
  37
  - Menu Processing Procedure
    37
- Operating Menu
  39
- Setup Menu
  39
- Configuration Menu
  40
- Tuning Menu
  42
- Combustion Cal Menu
  43
- Bst (Boiler Sequencing Technology) Menu
  43
- Start Sequence
  46
- Start/Stop Levels
  50
Chapter 4. Initial Start-Up

51
Chapter 5. Mode of Operation

63
- Introduction
  63
- Indoor/Outdoor Reset Mode
  63
- Constant Setpoint Mode
  64
  - Setting the Setpoint
    64
- Remote Setpoint Modes
  65
  - Remote Setpoint Field Wiring
    65
  - Remote Setpoint Startup
    66
- Direct Drive Modes
  66
  - Direct Drive Field Wiring
    67
  - Direct Drive Startup
    67
- Aerco Control System (Acs)
  67
  - ACS External Field Wiring
    67
  - ACS Setup and Startup
    68
- Combination Control System (Ccs)
  68
  - Combination Control System Field Wiring
    69
  - Combination Control System Setup and Startup
    69
Chapter 6. Safety Device Testing

71
- Testing of Safety Devices
  71
- Low Gas Pressure Fault Test
  72
- High Gas Pressure Test
  73
- Low Water Level Fault Test
  74
- Water Temperature Fault Test
  75
- Interlock Tests
  76
  - Remote Interlock Test
    76
  - Delayed Interlock Test
    76
- Flame Fault Tests
  77
- Air Flow Fault Tests
  79
  - Blower Proof Switch Test
    79
  - Blocked Inlet Switch Test
    79
- Ssov Proof of Closure Switch
  81
- Purge Switch Open During Purge
  82
- Ignition Switch Open During Ignition
  83
- Safety Pressure Relief Valve Test
  84
Chapter 7. Maintenance

85
Chapter 8. Troubleshooting Guide

97
- Introduction
  97
- Additional Faults Without Specific Fault Messages
  109
Chapter 9. Rs-232 Communication

111
- Introduction
  111
- Communication Setup
  113
- Menu Processing Utilizing Rs-232 Communication
  113
- Data Logging
  114
  - Fault Log
    115
  - Operation Time Log
    115
  - Sensor Log
    116
Chapter 10. Boiler Sequencing Technology

117
Appendix A: Boiler Menu Item Descriptions

131
Appendix B: Startup, Status & Display Messages

137
Appendix C: Sensor Resistance/Voltage Chart

141
Appendix D: Boiler Default Settings

143
Appendix E: Recommended Periodic Testing

145
Appendix F: Indoor/Outdoor Reset Ratio Charts

147
Appendix G: Dimensional and Clearance Drawings

151
Appendix H: Part Drawings

155
Appendix I: Wiring Diagrams

167
Appendix J: Piping Drawings

175
Appendix K: C-More Control Panel Views

181
Appendix L: Recommended Spares

183

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Aerco Benchmark 2000 User Manual

Aerco Benchmark 2000 User Manual (182 pages)

Brand: Aerco | Category: Boiler | Size: 6.22 MB

Table of Contents

Table of Contents
3
Foreword

7
Chapter 1. Safety Precautions

11
- Warnings & Cautions
  11
- Emergency Shutdown
  12
- Prolonged Shutdown
  12
Chapter 2. Installation

15
- Introduction
  15
- Receiving the Unit
  15
- Unpacking
  15
- Site Preparation
  16
  - Installation Clearances
    16
  - Setting the Unit
    17
- Supply and Return Piping
  19
- Pressure Relief Valve Installation
  20
- Condensate Drain & Piping
  21
- Condensate Trap Installation
  21
- Gas Supply Piping
  23
- Ac Electrical Power Wiring
  25
  - Electrical Power Requirements
    26
- Field Control Wiring
  27
  - Outdoor Air in (OUT) & Air Sensor Common (COM)
    28
  - AIR TEMP SENSOR Terminals
    29
  - SENSOR Terminals (O2+ & O2-)
    29
  - SPARK SIGNAL Terminals
    29
  - ANALOG in Terminals
    29
  - VALVE FEEDBACK Terminals
    29
  - SHIELD Terminals (SHLD & SHLD)
    30
  - ANALOG out Terminals
    30
  - RS485 Comm (+, GND, & -)
    30
  - RS232 Comm (Txd & Rxd)
    30
  - Vfd/Blower (0-10 & AGND)
    30
  - Interlocks
    30
  - Fault Relay (NC, COM, & NO)
    31
  - Auxiliary Relay Contacts (NC, COM, & NO)
    31
- Flue Gas Vent Installation
  31
- Combustion Air
  32
- Ducted Combustion Air
  32
- Sequencing Isolation Valve Installation
  33
Chapter 3. Operation

35
- Introduction
  35
- Control Panel Description
  35
- Control Panel Menus
  39
  - Menu Processing Procedure
    39
- Operating Menu
  41
- Setup Menu
  42
- Configuration Menu
  42
- Tuning Menu
  45
- Combustion Cal Menu
  45
- Bst (Boiler Sequencing Technology) Menu
  46
- Start Sequence
  48
- Start/Stop Levels
  52
Chapter 4. Initial Start-Up

53
Chapter 5. Mode of Operation

65
- Introduction
  65
- Indoor/Outdoor Reset Mode
  65
- Constant Setpoint Mode
  66
  - Setting the Setpoint
    67
- Remote Setpoint Modes
  67
  - Remote Setpoint Field Wiring
    68
  - Remote Setpoint Startup
    68
- Direct Drive Modes
  68
  - Direct Drive Field Wiring
    69
  - Direct Drive Startup
    69
- Aerco Control System (Acs)
  70
  - ACS External Field Wiring
    70
  - ACS Setup and Startup
    70
- Combination Control System (Ccs)
  71
  - Combination Control System Field Wiring
    72
  - Combination Control System Setup and Startup
    72
Chapter 6. Safety Device Testing

73
- Testing of Safety Devices
  73
- Low Gas Pressure Test
  74
- High Gas Pressure Test
  75
- Low Water Level Fault Test
  76
- Water Temperature Fault Test
  76
- Interlock Tests
  78
  - Remote Interlock Test
    78
  - Delayed Interlock Test
    78
- Flame Fault Tests
  79
- Air Flow Fault Tests
  81
  - Blower Proof Switch Test
    81
  - Blocked Inlet Switch Test
    81
- Ssov Proof of Closure Switch
  83
- Purge Switch Open During Purge
  84
- Ignition Switch Open During Ignition
  85
- Safety Pressure Relief Valve Test
  86
Chapter 7. Maintenance

87
Chapter 8. Troubleshooting Guide

101
- Introduction
  101
- Additional Faults Without Specific Fault Messages
  113
Chapter 9. Boiler Sequencing Technology

115
Appendix A: Boiler Menu Item Descriptions

131
- Table A-2: Setup Menu Item Descriptions
  132
- Tuning Menu
  136
Appendix B: Startup, Status & Display Messages

139
Appendix C: Sensor Resistance/Voltage Chart

143
Appendix D: Recommended Periodic Testing

145
Appendix E: Indoor/Outdoor Reset Ratio Charts

147
Appendix F: Dimensional and Clearance Drawings

151
Appendix G: Part List Drawings

153
Appendix H: Wiring Diagrams

165
Appendix I: Piping Drawings

173
Appendix J: C-More Control Panel Views

179
Appendix K: Recommended Spares

181

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