Table of Contents
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Benchmark 750-3000 Boiler Operation & Maintenance Manual
CONTENTS
TABLE OF CONTENTS
FOREWORD ...................................................................................................... 5
SECTION 1: SAFETY PRECAUTIONS ................................................................... 9
1.1 WARNINGS & CAUTIONS ..................................................................................................................... 9
1.2 EMERGENCY SHUTDOWN ................................................................................................................. 10
1.3 PROLONGED SHUTDOWN ................................................................................................................. 10
1.4 IMPORTANT - FOR MASSACHUSETTS INSTALLATIONS ............................................................... 11
SECTION 2: OPERATION ................................................................................. 13
2.1 INTRODUCTION ................................................................................................................................... 13
2.2 C-MORE CONTROLLER DESCRIPTION ............................................................................................ 14
2.3 C-MORE CONTROLLER MENUS ........................................................................................................ 17
2.3.1 Menu Navigation and Processing Procedure .................................................................................................. 17
2.4 OPERATING MENU ............................................................................................................................. 19
2.5 SETUP MENU ....................................................................................................................................... 20
2.6 CONFIGURATION MENU .................................................................................................................... 21
2.7 TUNING MENU ..................................................................................................................................... 23
2.8 COMBUSTION CAL MENU .................................................................................................................. 23
2.8.1 BMK 750/1000 COMBUSTION CAL Menu ....................................................................................................... 23
2.8.2 BMK 1500/2000 COMBUSTION CAL Menus ................................................................................................... 24
2.8.3 BMK 2500/3000 COMBUSTION CAL Menus ................................................................................................... 25
2.9 BST (BOILER SEQUENCING TECHNOLOGY) MENU ....................................................................... 26
2.10 CALIBRATION MENU......................................................................................................................... 29
SECTION 3: MODES OF OPERATION ............................................................... 31
3.1 INTRODUCTION ................................................................................................................................... 31
3.2 INDOOR/OUTDOOR RESET MODE ................................................................................................... 31
3.2.1 Reset Ratio ...................................................................................................................................................... 31
3.2.2 Building Reference Temperature .................................................................................................................... 31
3.2.3 Outdoor Air Temperature Sensor Installation ................................................................................................ 31
3.2.4 Indoor/Outdoor Startup ................................................................................................................................. 32
3.3 CONSTANT SETPOINT MODE ........................................................................................................... 32
3.3.1 Setting the Setpoint ........................................................................................................................................ 33
3.4 REMOTE SETPOINT MODES ............................................................................................................. 33
3.4.1 Remote Setpoint Field Wiring ......................................................................................................................... 34
3.4.2 Remote Setpoint Startup ................................................................................................................................ 34
3.5 DIRECT DRIVE MODES....................................................................................................................... 34
3.5.1 Direct Drive Field Wiring ................................................................................................................................. 35
3.5.2 Direct Drive Startup ........................................................................................................................................ 35
3.6 AERCO CONTROL SYSTEM (ACS) .................................................................................................... 36
3.6.1 ACS External Field Wiring................................................................................................................................ 36
3.6.2 ACS Setup and Startup .................................................................................................................................... 36
3.7 COMBINATION CONTROL SYSTEM (CCS) ....................................................................................... 37
3.7.1 Combination Control System Field Wiring ...................................................................................................... 38
3.7.2 Combination Control System Setup and Startup ............................................................................................ 38
SECTION 4: MAINTENANCE ............................................................................ 39
4.1 MAINTENANCE SCHEDULE ............................................................................................................... 39
4.2 IGNITER-INJECTOR ............................................................................................................................ 40
OMM-0122_D • GF-206 • 5/9/2019
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
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