Watts Aerco Benchmark Series, Operation And Service Manual

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Benchmark Platinum-Edge: Operation-Service Manual
CONTENTS
OMM-0137_D • GF-211
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7/16/2019
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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: EDGE CONTROLLER OPERATION .................................................. 13
2.1 INTRODUCTION ................................................................................................................................... 13
2.2 LOGIN AND PASSWORD ENTRY ....................................................................................................... 14
SECTION 3: START SEQUENCE ........................................................................ 15
3.1 INTRODUCTION ................................................................................................................................... 15
3.2 START SEQUENCE ............................................................................................................................. 15
3.3 START/STOP LEVELS ......................................................................................................................... 23
3.4 START/STOP LEVELS – AIR/FUEL & ENERGY INPUT ..................................................................... 24
3.4.1 BMK 750/1000 Air/Fuel Valve Position and Energy Input .............................................................................. 24
3.4.2 BMK 1500 Air/Fuel Valve Position and Energy Input ...................................................................................... 25
3.4.3 BMK 2000 Air/Fuel Valve Position and Energy Input ...................................................................................... 26
3.4.4 BMK 2500 Air/Fuel Valve Position and Energy Input ...................................................................................... 27
3.4.5 BMK 3000 Air/Fuel Valve Position and Energy Input ...................................................................................... 28
3.4.6 Benchmark 5000 Air/Fuel Valve Position and Energy Input ........................................................................... 29
3.4.7 Benchmark 6000 Air/Fuel Valve Position and Energy Input ........................................................................... 30
SECTION 4: INITIAL START-UP ........................................................................ 31
4.1 INITIAL START-UP REQUIREMENTS ................................................................................................. 31
4.2 TOOLS & INSTRUMENTS FOR COMBUSTION CALIBRATION ........................................................ 32
4.2.1 Required Tools & Instrumentation ................................................................................................................. 32
4.2.2 Installing Gas Supply Manometer ................................................................................................................... 32
4.2.3 Accessing the Analyzer Probe Port ................................................................................................................. 35
4.3 FUEL TYPES AND COMBUSTION CALIBRATION ............................................................................. 36
4.4 COMBUSTION CALIBRATION ............................................................................................................. 36
4.4.1 NATURAL GAS Manual Combustion Calibration ............................................................................................. 37
4.4.2 PROPANE GAS COMBUSTION CALIBRATION .................................................................................................. 42
4.5 REASSEMBLY ...................................................................................................................................... 47
4.6 DUAL FUEL SWITCHOVER ................................................................................................................. 48
4.7 OVER-TEMPERATURE LIMIT SWITCHES ......................................................................................... 49
4.7.1 Adjusting the Automatic Reset Limit Switch Temperature ............................................................................ 49
4.7.2 Resetting the Manual Reset Limit Switch ....................................................................................................... 50
4.7.3 Changing the Readout Between Fahrenheit and Celsius ................................................................................ 50
SECTION 5: SAFETY DEVICE TESTING .............................................................. 51
5.1 TESTING OF SAFETY DEVICES ......................................................................................................... 51
5.2 LOW GAS PRESSURE TEST .............................................................................................................. 52
5.2.1 LOW GAS PRESSURE TEST: BMK 750 – 2500 ................................................................................................... 52
5.2.2 LOW GAS PRESSURE TEST: BMK 3000 – 6000 Only ........................................................................................ 54
5.3 HIGH GAS PRESSURE TEST ............................................................................................................. 57
5.3.1 HIGH GAS PRESSURE TEST: BMK 750 – 2500 .................................................................................................. 57