User Manuals: Watts AERCO Benchmark OMM-0121 Boilers

User Manuals: Watts AERCO Benchmark OMM-0121 Boilers

Manuals and User Guides for Watts AERCO Benchmark OMM-0121 Boilers. We have 1 Watts AERCO Benchmark OMM-0121 Boilers manual available for free PDF download: Operation And Maintenance Manual

Watts AERCO Benchmark OMM-0121 Operation And Maintenance Manual

Watts AERCO Benchmark OMM-0121 Operation And Maintenance Manual (164 pages)

Natural Gas, Propane Gas and Dual Fuel Fired Modulating & Condensing Boilers

Brand: Watts | Category: Boiler | Size: 14 MB

Table of Contents

Table of Contents
2
Foreword
5
Section 1: Safety Precautions
9
Warnings & Cautions
9
Emergency Shutdown
10
Prolonged Shutdown
10
Important - for Massachusetts Installations
11
Section 2: Operation
13
Introduction
13
C-More Controller Description
14
C-More Controller Menus
17
Menu Navigation and Processing Procedure
17
Operating Menu
19
Setup Menu
20
Configuration Menu
21
Tuning Menu
23
Combustion Cal Menu
23
BMK 750/1000 COMBUSTION CAL Menu
23
BMK 1500/2000 COMBUSTION CAL Menus
24
BMK 2500/3000 COMBUSTION CAL Menus
25
Bst (Boiler Sequencing Technology) Menu
26
Calibration Menu
29
Section 3: Modes of Operation
31
Introduction
31
Indoor/Outdoor Reset Mode
31
Reset Ratio
31
Building Reference Temperature
31
Outdoor Air Temperature Sensor Installation
31
Indoor/Outdoor Startup
32
Constant Setpoint Mode
32
Setting the Setpoint
33
Remote Setpoint Modes
33
Remote Setpoint Field Wiring
34
Remote Setpoint Startup
34
Direct Drive Modes
34
Direct Drive Field Wiring
35
Direct Drive Startup
35
Aerco Control System (Acs)
36
ACS External Field Wiring
36
ACS Setup and Startup
36
Combination Control System (Ccs)
37
Combination Control System Field Wiring
38
Combination Control System Setup and Startup
38
Section 4: Maintenance
39
Maintenance Schedule
39
Igniter-Injector
40
Flame Detector
45
O 2 Sensor
45
Safety Device Testing
46
Burner Inspection
46
Bmk 750/1000 Burner Inspection
47
Bmk 1500 - 3000 Burner Inspection
49
Condensate Drain Trap
53
Air Filter Cleaning and Replacement
54
Water Cutoff (Lwco) Capacitor Integrity Test
55
Low Water Cutoff (LWCO) - Capacitor Electrical Short Test
56
Low Water Cutoff (LWCO) - Standard C-More Test
57
Shutting Boiler down for Extended Period
57
Placing the Boiler Back in Service after Aprolonged Shutdown
58
Spark Monitor (Ac Current Transducer)
58
Section 5: Troubleshooting Guide
59
Introduction
59
Additional Faults Without Specific Fault Messages
71
Appendix A: Boiler Menu Item Descriptions
73
Appendix B: Startup, Status, & Fault Messages
85
Appendix C: Sensor Resistance/Voltage Chart
89
Appendix D: Recommended Periodic Testing
91
Appendix E: Indoor/Outdoor Reset Ratio Charts
93
Appendix F: Benchmark 750/1000 Part List
97
Appendix G: Benchmark 1500/2000 Part List
107
Appendix H: Benchmark 2500/3000 Part List
123
Appendix I: Wiring Diagrams
145
Appendix J: C-More Controller Views
161
Appendix K: Recommended Spares
163

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