Aerco 750 - User Manual

Benchmark 750-3000 Boiler Operation, Service, Maintenance Guide - KOREA
OMM-0128_0B AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 1 of 144
GF-206-K Ph.: 800-526-0288 07/17/2017
GF-206-K
OPERATION, SERVICE and MAINTENANCE GUIDE
®
Natural Gas Fired, Modulating and Condensing Boilers
Latest Update: 07/17/2017
USER MANUAL
(2 of 2)
750, 1000, 1500, 2000, 2500, and 3000 MBH Boilers
SEE ALSO: Benchmark 750-
3000 Installation and Startup
Guide
, OMM-0127 (GF-205-K)
Applies to Serial Numbers:
G-17-1200 and above.
APPLIES TO MODELS
Natural Gas:
• BMK 750
• BMK 1000
• BMK 1500
• BMK 2000
• BMK 2500
•
BMK 3000
Patent # 10-1755141

Summary

SECTION 1: SAFETY PRECAUTIONS

1.1 WARNINGS & CAUTIONS

General safety warnings and cautions for installation and operation.

1.2 EMERGENCY SHUTDOWN

Procedure for emergency shutdown of the boiler.

SECTION 2: OPERATION

2.2 C-MORE CONTROLLER DESCRIPTION

Description of the C-More Controller panel, controls, and displays.

2.3 C-MORE CONTROLLER MENUS

2.4 OPERATING MENU

2.5 SETUP MENU

2.6 CONFIGURATION MENU

Adjustments for internal setpoint and other configuration settings.

2.8 COMBUSTION CAL MENU

Menu for combustion calibration procedures to optimize efficiency.

2.10 CALIBRATION MENU

SECTION 3: MODES OF OPERATION

3.2 INDOOR;OUTDOOR RESET MODE

Operation based on outside air temperature for supply header temperature control.

3.3 CONSTANT SETPOINT MODE

3.4 REMOTE SETPOINT MODES

Remote control of unit setpoint via EMS or BAS.

3.5 DIRECT DRIVE MODES

3.6 AERCO CONTROL SYSTEM (ACS)

3.7 COMBINATION CONTROL SYSTEM (CCS)

SECTION 4: MAINTENANCE

4.1 MAINTENANCE SCHEDULE

Routine maintenance procedures and schedule for boilers.

4.2 IGNITER-INJECTOR

Maintenance procedures for the igniter-injector assembly.

4.3 FLAME DETECTOR

4.4 O2 SENSOR

4.5 SAFETY DEVICE TESTING

Procedures for testing operating and safety devices.

4.6 BURNER INSPECTION

4.9 WATER CUTOFF (LWCO) CAPACITOR INTEGRITY TEST

SECTION 5: TROUBLESHOOTING GUIDE

5.1 INTRODUCTION

Guide to troubleshooting procedures for faults in Benchmark boilers.

5.2 ADDITIONAL FAULTS WITHOUT SPECIFIC FAULT MESSAGES

Appendix A: BOILER MENU ITEM DESCRIPTIONS

Appendix B: STARTUP, STATUS, & FAULT MESSAGES

Fault Messages

List and descriptions of fault messages displayed by the boiler.

Appendix D: RECOMMENDED PERIODIC TESTING

Aerco 750 Specifications

General

Brand	Aerco
Model	750
Category	Boiler
Language	English