Watts AERCO Benchmark N-19-0100 Manuals

Manuals and User Guides for Watts AERCO Benchmark N-19-0100. We have 1 Watts AERCO Benchmark N-19-0100 manual available for free PDF download: Operation And Service Manual

Watts AERCO Benchmark N-19-0100 Operation And Service Manual (153 pages)

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

Brand: Watts | Category: Boiler | Size: 7.08 MB

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: Edge Controller Operation
13
Introduction
13
Login and Password Entry
14
Section 3: Start Sequence
15
Introduction
15
Start Sequence
15
Start/Stop Levels
23
Start/Stop Levels - Air/Fuel & Energy Input
24
BMK750/1000 Air/Fuel Valve Position and Energy Input
24
BMK1500 Air/Fuel Valve Position and Energy Input
25
BMK2000 Air/Fuel Valve Position and Energy Input
26
BMK2500 Air/Fuel Valve Position and Energy Input
27
BMK3000 Air/Fuel Valve Position and Energy Input
28
BMK4000 Air/Fuel Valve Position and Energy Input
29
Benchmark 5000 Air/Fuel Valve Position and Energy Input
30
Benchmark 6000 Air/Fuel Valve Position and Energy Input
31
Section 4: Initial Start-Up
33
Initial Start-Up Requirements
33
Tools & Instruments for Combustion Calibration
34
Required Tools & Instrumentation
34
Installing Gas Supply Manometer
34
Accessing the Analyzer Probe Port
38
Fuel Types and Combustion Calibration
38
Combustion Calibration
38
NATURAL GAS Manual Combustion Calibration
39
Propane Gas Combustion Calibration
45
Reassembly
50
Dual Fuel Switchover
52
Over-Temperature Limit Switches
53
Adjusting the Automatic Reset Limit Switch Temperature
53
Resetting the Manual Reset Limit Switch
54
Changing the Readout between Fahrenheit and Celsius
54
Section 5: Safety Device Testing
55
Testing of Safety Devices
55
Low Gas Pressure Test
56
Low Gas Pressure Test: Bmk750 - 2500
56
LOW GAS PRESSURE TEST: BMK3000 - 6000 Only
58
High Gas Pressure Test
62
High Gas Pressure Test: Bmk750 - 2500
62
HIGH GAS PRESSURE TEST: BMK3000 - 6000 Only
64
Low Water Level Fault Test
68
Water Temperature Fault Test
69
Interlock Tests
70
Remote Interlock Test
70
Delayed Interlock Test
70
Flame Fault Test
71
Air Flow Fault Tests - Blower Proof & Blocked Inlet Switches
72
Blower Proof Switch Test
72
Blocked Inlet Switch Test
74
Ssov Proof of Closure Switch Check
75
Purge Switch Open During Purge
76
Ignition Switch Open During Ignition
78
Safety Pressure Relief Valve Test
78
Section 6: Standalone Modes of Operation
79
Outdoor Reset Mode
79
Outdoor Air Temperature Sensor Installation
79
Outdoor Reset Mode Startup
80
Constant Setpoint Mode
81
Remote Setpoint Mode
81
Direct Drive Modes
82
Aerco Control System (Acs)
83
Combination Control System (Ccs)
84
Combination Control System Field Wiring
85
Combination Control System Setup and Startup
85
Section 7: Boiler Sequencing Technology
87
Introduction
87
Installation Notes
88
Bst Quick Start Chart
88
Bst Implementation Instruction
89
Option 1 Constant Setpoint: Direct Wired Header Temp Sensor
89
Option 2 Constant Setpoint: Modbus Wired Header Temp Sensor
91
Option 3 Outdoor Reset: Direct Wired Header Temp Sensor & Direct Wired Outdoor Temp Sensor
93
Option 4 Outdoor Reset: Modbus Header Temp Sensor & Modbus Outdoor Temp Sensor
95
Option 5 Remote Setpoint: Direct Wired Header Temp Sensor & 4-20Ma Setpoint Drive
97
Option 6 Remote Setpoint: Direct Wired Header Temp Sensor & Modbus Setpoint Drive
99
Option 7 Remote Setpoint: Modbus Header Temp Sensor & 4-20Ma Setpoint Drive
101
Option 8 Remote Setpoint: MODBUS Header Temp Sensor & MODBUS Setpoint Drive
103
Section 8: Maintenance
105
Maintenance Schedule
105
Igniter-Injector - Bmk750 - 4000
106
Pilot Ignition Rod - Bmk5000 & 6000
108
Flame Detector
108
O 2 Sensor
109
Air Eductor Air Pump Maintenance - BMK5000 & 6000
110
Safety Device Testing
111
Burner Inspection
111
Condensate Drain Trap
114
Air Filter Cleaning and Replacement
115
Refractory Replacement - Bmk5000 & 6000 Only
115
Rear Refractory Replacement
116
Front Refractory Replacement
118
Shutting Boiler down for Extended Period
119
Benchmark 5000 & 6000 Long Term Blower Storage
119
Returning the Boiler to Service after Shutdown
121
Recommended Periodic Testing
122
Recommended Spares
124
Section 9: Aertrim Operation
125
Aertrim Introduction
125
Aertrim Activation
126
Operation Details
126
Aertrim Osensor Auto Calibration
128
Aertrim Menu Values and Defaults
128
Aertrim Maintenance and Troubleshooting
136
Section 10: Troubleshooting
139
Introduction
139
Additional Faults Without Specific Fault Messages
150
Notes
152

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Watts AERCO Benchmark N-19-0100 Operation And Service Manual (153 pages)

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