• Aerco Benchmark Boiler Specifications
• Benchmark Boiler Manual 2016

• 1

  Maintenance Instructions
• 3

  Chapter 5 – MODE of OPERATION
• 5

  Table of Contents
• 9

  Warnings & Cautions
• 9

  Chapter 1 – SAFETY PRECAUTIONS
• 10

  Emergency Shutdown
• 11

  Safety Precautions
• 13

  Introduction
• 13

  Receiving the Unit
• 13

  Unpacking
• 13

  Site Preparation
  • 13

    Chapter 2 Installation
  • 13

    Installation Clearances
  • 14

    Chapter 7 – MAINTENANCE REQUIREMENTS
• 15

  Supply and Return Piping
• 15

  Condensate Drain and Piping
• 16

  Gas Supply Piping
• 17

  AC Electrical Power Wiring
• 25

  Introduction
• 25

  Control Panel Description
• 25

  Chapter 3 – CONTROL PANEL OPERATING PROCEDURES
• 28

  Control Panel Menus
• 29

  Operating Menu
• 29

  Setup Menu
• 35

  Initial Startup Requirements
• 35

  Chapter 4 – INITIAL START-UP
  • 39

    Combustion Calibration
    • 45

      Mode of Operation
    • 45

      Chapter 5 Mode of Operation
    • 51

      Safety Device Testing
    • 51

      Chapter 6 Safety Device Testing
• 57

  Recommended Spare Parts
  • 63

    Chapter 8 – TROUBLESHOOTING GUIDE
  • 64

    Troubleshooting
• 75

  RS232 Communication Setup
  • 76

    Operation Time Log
  • 76

    Fault Log
  • 76

    Sensor Log
• 116

  Wiring Schematics
• 117

  Recommended Periodic Testing

User manual, Benchmark 2.0ln dual-fuel, Low nox boiler

1. This site is exactly what it says it is - Boiler manuals for free. No registration, just download any boiler manual for free. All you need is the boiler name and make and adobe reader.
2. Benchmark 1500 - 2000 Boilers CHAPTER 2 – INSTALLATION CHAPTER 2. INSTALLATION 2.1 INTRODUCTION This Chapter provides the descriptions and procedures necessary to unpack, inspect and install the AERCO Benchmark Boiler Model BMK 1500 and BMK 2000. 2.2 RECEIVING THE UNIT Each Benchmark Boiler System is shipped as a single crated unit.

PR2: 04/22/13 Page 1 of 160

THE BOILER INSTALLER, visually check the integrity of the whole flue system to confirm that all components are correctly assembled, fixed and supported. Check that maximum flue lengths have not been exceeded and all guidance has been followed (e.g. Gas Safe Register Technical Bulletin (TB) 008 where chimney/flues are in voids).

Benchmark 2.0LN Dual-Fuel Low NOx Boiler

Operation and Maintenance Manual

OMM-0052_0E

GF-127

AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526-0288

USER MANUAL

Modulating, Condensing,
Forced Draft, Hot Water Boiler
2,000,000 BTU/H Input

Applicable for Serial Numbers:
G-11-2402 and above.

Revised: 04/22/2013

Benchmark 2.0LN Low NOx Boiler

Installation, Operation, and Maintenance

Benchmark

2.0LN Dual-Fuel

Low NOx Boiler

Aerco Benchmark Boiler Specifications

• CHAPTER 1: SAFETY PRECAUTIONS
• CHAPTER 2
  • 2.4 SITE PREPARATION
  • 2.6 CONDENSATE DRAIN AND PIPING
  • 2.7 GAS SUPPLY PIPING
  • 2.8 AC ELECTRICAL POWER WIRING
  • 2.9 MODES OF OPERATION AND FIELD CONTROL WIRING
  • 2.10 I/O BOX CONNECTIONS
    • 2.10.11 Interlocks (10, 12)
  • 2.12 COMBUSTION AIR
• CHAPTER 3: CONTROL PANEL OPERATION
  • 3.3 CONTROL PANEL MENUS
• CHAPTER 4: INITIAL START-UP
  • 4.2 TOOLS AND INSTRUMENTATION FOR COMBUSTION CALIBRATION
  • 4.6 OVER-TEMPERATURE LIMIT SWITCHES
• CHAPTER 5
  • 5.2 INDOOR/OUTDOOR RESET MODE
  • 5.3 CONSTANT SETPOINT MODE
  • 5.4 REMOTE SETPOINT MODES
  • 5.5 DIRECT DRIVE MODES
  • 5.6 BOILER MANAGEMENT SYSTEM (BMS)
  • 5.7 COMBINATION CONTROL SYSTEM (CCS)
• CHAPTER 6
  • 6.8 INTERLOCK TESTS
• CHAPTER 7: MAINTENANCE
• CHAPTER 8: TROUBLESHOOTING GUIDE
  • 8.2 ADDITIONAL FAULTS WITHOUT SPECIFIC FAULT MESSAGES
• CHAPTER 9: RS232 COMMUNICATION
  • 9.1 INTRODUCTION
  • 9.4 DATA LOGGING
• APPENDIX K: BMK 2.0 DUAL-FUEL SWITCHOVER INSTRUCTIONS

Benchmark Boiler Manual 2016