Aerco BENCHMARK 2500DF Manuals

Manuals and User Guides for Aerco BENCHMARK 2500DF. We have 1 Aerco BENCHMARK 2500DF manual available for free PDF download: User Manual

Aerco BENCHMARK 2500DF User Manual (232 pages)

Dual Fuel Gas-Fired Boiler

Brand: Aerco | Category: Boiler | Size: 12 MB

Table of Contents
3
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
  18
- Pressure Relief Valve Installation
  19
- Condensate Drain & Piping
  19
- Gas Supply Piping
  21
- Gas Supply Specifications
  22
- Manual Gas Shutoff Valve
  22
- External Gas Supply Regulator
  22
- Massachusetts Installations Only
  22
- All Installations (Except Massachusetts)
  22
- Ac Electrical Power Wiring
  23
- Electrical Power Requirements
  24
- Field Control Wiring
  25
- Outdoor Air in (OUT) & Air Sensor Common (COM)
  27
- Combustion Air (AIR [AUX])
  27
- O 2 Sensor (O2+ & O2-)
  28
- Spark Signal (FLW+ & FLW-)
  28
- Analog in (+ & -)
  28
- PWM) in (BMS+ & BMS-)
  28
- Shield (SHLD & SHLD)
  28
- Analog Outputs (+ & -)
  28
- RS485 Comm (+, GND, & -)
  29
- RS232 Comm (Txd & Rxd)
  29
- Vfd/Blower (0-10 & AGND)
  29
- Interlocks
  29
- Remote Interlock in (out & IN)
  29
- Delayed Interlock in (out & IN)
  29
- Fault Relay (NC, COM, & NO)
  29
- Auxiliary Relay Contacts (NC, COM, & NO)
  30
- Flue Gas Vent Installation
  30
- Combustion Air
  30
- 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
- AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
  40
- Tuning Menu
  42
- Combustion Cal Menu
  43
- BST (Boiler Sequencing Technology) Menu
  44
- Start Sequence
  46
- Start/Stop Levels
  50
Chapter 4. Initial Start-Up

53
Chapter 5. Mode of Operation

69
- Introduction
  69
- Indoor/Outdoor Reset Mode
  69
- Reset Ratio
  69
- Building Reference Temperature
  69
- Outdoor Air Temperature Sensor Installation
  69
- Indoor/Outdoor Startup
  69
- Constant Setpoint Mode
  70
- Setting the Setpoint
  70
- Remote Setpoint Modes
  70
- Remote Setpoint Field Wiring
  71
- Remote Setpoint Startup
  71
- Direct Drive Modes
  72
- Direct Drive Field Wiring
  72
- Direct Drive Startup
  72
- Aerco Control System (Acs)
  73
- ACS External Field Wiring
  73
- ACS Setup and Startup
  73
- Combination Control System (Ccs)
  73
- Combination Control System Field Wiring
  74
- Combination Control System Setup and Startup
  74
Chapter 6. Safety Device Testing

77
- Testing of Safety Devices
  77
- Low Gas Pressure Fault Test
  78
- High Gas Pressure Test
  79
- Low Water Level Fault Test
  80
- Water Temperature Fault Test
  81
- Interlock Tests
  82
- Remote Interlock Test
  82
- Delayed Interlock Test
  82
- FLAME FAULT Tests
  83
- Air Flow Fault Tests
  84
- Blower Proof Switch Test
  84
- Blocked Inlet Switch Test
  84
- Ssov Proof of Closure Switch
  86
- Purge Switch Open During Purge
  87
- Ignition Switch Open During Ignition
  87
- Omm-0099_0A
  87
- Safety Pressure Relief Valve Test
  89
Chapter 7. Maintenance

91
- Maintenance Schedule
  91
- Igniter-Injector
  91
- Flame Detector
  94
- Sensor
  95
- Safety Device Testing
  95
- Burner Assembly Inspection
  96
- Condensate Drain Trap
  99
- Air Filter Cleaning & Replacement
  100
- Cabinet Exhaust Fan Inspection & Replacement
  101
- Shutting the Boiler down for an Extended Period of Time
  102
- Placing the Boiler Back in Service after a Prolonged Shutdown
  102
Chapter 8. Troubleshooting Guide

103
- Introduction
  103
- Additional Faults Without Specific Fault Messages
  116
Chapter 9. Rs232 Communication

119
- Introduction
  119
- Acquiring the Putty Application
  119
- Logging on to a Remote Machine Using Putty
  119
- Running a Command on a Remote Machine Using Putty
  120
- Rs232 Communication Setup
  121
- Menu Processing Utilizing Rs232 Communication
  121
- Data Logging
  122
- Fault Log
  122
- Operation Time Log
  123
- Sensor Log
  124
Chapter 10. Boiler Sequencing Technology

125
Appendix A - Boiler Menu Item Descriptions

139
Appendix B - Startup, Status & Display Messages

147
Appendix C - Sensor Resistance/Voltage Chart

151
Appendix D - Boiler Default Settings

153
Appendix E - Recommended Periodic Testing

155
Appendix F - Indoor/Outdoor Reset Ratio Charts

157
Appendix G - Dimensional Drawing

161
Appendix G - Clearance Drawings

162
Appendix I - Part List Drawings

163
Appendix J - Wiring Diagrams

187
Appendix K - Piping Drawings

219
Appendix L - C-More Control Panel Views

227
Appendix M - Recommended Spares

229

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Aerco BENCHMARK 2500DF Manuals

Aerco BENCHMARK 2500DF User Manual (232 pages)

Table of Contents

Chapter 1. Safety Precautions

Chapter 2. Installation

Chapter 3. 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

Chapter 10. Boiler Sequencing Technology

Appendix A - Boiler Menu Item Descriptions

Appendix B - Startup, Status & Display Messages

Appendix C - Sensor Resistance/Voltage Chart

Appendix D - Boiler Default Settings

Appendix E - Recommended Periodic Testing

Appendix F - Indoor/Outdoor Reset Ratio Charts

Appendix G - Dimensional Drawing

Appendix G - Clearance Drawings

Appendix I - Part List Drawings

Appendix J - Wiring Diagrams

Appendix K - Piping Drawings

Appendix L - C-More Control Panel Views

Appendix M - Recommended Spares

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