Table Of Contents - Watts AERCO Edge CFR 3000 Operator's And Service Manual

CONTENTS
SECTION 1. SAFETY PRECAUTIONS ................................................................................ 5
1.1 WARNINGS & CAUTIONS ..................................................................................................................... 5
1.2 EMERGENCY SHUTDOWN ................................................................................................................... 6
1.3 PROLONGED SHUTDOWN ................................................................................................................... 6
1.4 IMPORTANT - FOR MASSACHUSETTS INSTALLATIONS ................................................................. 7
SECTION 2. EDGE CONTROLLER OPERATION ................................................................ 8
2.1 INTRODUCTION ..................................................................................................................................... 8
2.2 LOGIN AND PASSWORD ENTRY ......................................................................................................... 9
SECTION 3. START SEQUENCE .......................................................................................10
3.1 INTRODUCTION ................................................................................................................................... 10
3.2 START SEQUENCE ............................................................................................................................. 10
3.3 START/STOP LEVELS ........................................................................................................................ 13
3.4 START/STOP LEVELS - AIR/FUEL & ENERGY INPUT ..................................................................... 14
SECTION 4. INITIAL START-UP .........................................................................................15
4.1 INITIAL START-UP REQUIREMENTS ................................................................................................. 15
4.2 TOOLS & INSTRUMENTS FOR COMBUSTION CALIBRATION ........................................................ 15
4.2.1 Required Tools & Instrumentation ................................................................................................................. 15
4.2.2 Installing a Gas Supply Manometer ................................................................................................................ 16
4.2.3 Accessing the Analyzer Probe Port ................................................................................................................. 17
4.3 COMBUSTION CALIBRATION ............................................................................................................. 17
4.3.1 NATURAL GAS Manual Combustion Calibration ............................................................................................. 17
4.4 REASSEMBLY ...................................................................................................................................... 20
4.5 OVER-TEMPERATURE LIMIT SWITCHES ......................................................................................... 20
4.5.1 Adjusting the Automatic Reset Limit Switch Temperature ............................................................................ 21
4.5.2 Resetting the Manual Reset Limit Switch ....................................................................................................... 21
4.5.3 Changing the Readout Between Fahrenheit and Celsius ................................................................................ 22
4.6 STACK GUARD SENSOR OPERATION .............................................................................................. 22
SECTION 5. SAFETY DEVICE TESTING ............................................................................23
5.1 TESTING OF SAFETY DEVICES ......................................................................................................... 23
5.2 LOW GAS PRESSURE TEST .............................................................................................................. 23
5.3 HIGH GAS PRESSURE TEST ............................................................................................................. 24
5.4 LOW WATER LEVEL FAULT TEST ..................................................................................................... 24
5.5 WATER TEMPERATURE FAULT TEST .............................................................................................. 25
5.6 INTERLOCK TESTS ............................................................................................................................. 26
5.6.1 Remote Interlock Test..................................................................................................................................... 26
5.6.2 Delayed Interlock Test .................................................................................................................................... 26
5.7 FLAME FAULT TEST ............................................................................................................................ 26
5.8 AIR FLOW FAULT TESTS - BLOWER PROOF & BLOCKED INLET SWITCHES .............................. 27
5.8.1 Blower Proof Switch Test ................................................................................................................................ 27
5.8.2 Blocked Inlet Switch Test ................................................................................................................................ 28
5.9 SSOV PROOF OF CLOSURE SWITCH CHECK ................................................................................. 29
5.10 PURGE SWITCH OPEN DURING PURGE ........................................................................................ 29
5.11 IGNITION SWITCH OPEN DURING IGNITION ................................................................................. 30
5.12 SAFETY PRESSURE RELIEF VALVE TEST ..................................................................................... 30
SECTION 6. STANDALONE MODES OF OPERATION ......................................................31
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Table of Contents

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