Benchmark BMK 2000 Manuals

Manuals and User Guides for Benchmark BMK 2000. We have 1 Benchmark BMK 2000 manual available for free PDF download: User Manual

Benchmark BMK 2000 User Manual (180 pages)

Brand: Benchmark | Category: Boiler | Size: 9.25 MB

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
  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
  - O 2 Sensor (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
  30
  - Combustion from Outside the Building
    31
  - Combustion Air from Inside the Building
    31
- Ducted Combustion Air
  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
- Start Sequence
  43
- Start/Stop Levels
  47
Chapter 4. Initial Start-Up

49
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
- Aerco Control System (Acs)
  65
  - ACS External Field Wiring
    65
  - ACS 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
  70
- High Gas Pressure Test
  71
- Low Water Level Fault Test
  72
- Water Temperature Fault Test
  73
- Interlock Tests
  74
  - Remote Interlock Test
    74
  - Delayed Interlock Test
    74
- Flame Fault Tests
  75
- Air Flow Fault Tests
  77
- Ssov Proof of Closure Switch
  78
- Purge Switch Open During Purge
  79
- Ignition Switch Open During Ignition
  80
- Safety Pressure Relief Valve Test
  81
Chapter 7. Maintenance

83
Chapter 8. Troubleshooting Guide

95
- Introduction
  95
- Additional Faults Without Specific Fault Messages
  107
Chapter 9. Rs-232 Communication

109
- Introduction
  109
  - Acquiring the Putty Application
    109
  - Running a Command on a Remote Machine Using Putty
    110
- Communication Setup
  111
- Menu Processing Utilizing Rs-232 Communication
  111
- Data Logging
  112
  - Fault Log
    112
  - Operation Time Log
    113
  - Sensor Log
    114
Appendix A: Boiler Menu Item Descriptions

115
Appendix B: Startup, Status & Display Messages

121
Appendix C: Sensor Resistance/Voltage Chart

125
Appendix D: Boiler Default Settings

127
Appendix E: Recommended Periodic Testing

129
Appendix F: Indoor/Outdoor Reset Ratio Charts

131
Appendix G: Dimensional and Clearance Drawings

135
Appendix H: Part Drawings

139
Appendix I: Wiring Diagrams

151
Appendix J: Piping Drawings

171
Appendix K: C-More Control Panel Views

177
Appendix L: Recommended Spares

179

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Benchmark BMK 2000 Manuals

Benchmark BMK 2000 User Manual (180 pages)

Table of Contents

Foreword

Chapter 1. Safety Precautions

Chapter 2. Installation

Chapter 3. Operation

Chapter 4. Initial Start-Up

BMK 1500 Natural Gas Combustion Calibration

BMK 2000 Natural Gas Combustion Calibration

Chapter 5. Mode of Operation

Chapter 6. Safety Device Testing

Chapter 7. Maintenance

Chapter 8. Troubleshooting Guide

Chapter 9. Rs-232 Communication

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 and Clearance Drawings

Appendix H: Part Drawings

Appendix I: Wiring Diagrams

Appendix J: Piping Drawings

Appendix K: C-More Control Panel Views

Appendix L: Recommended Spares

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