1B+ II Water Wizard Water Heaters HE-110
Installation, Operation & Maintenance Manual OMM-0063_0D
11/28/2018 Page 3 of 50
AERCO International, Inc. •100 Oritani Dr. •Blauvelt, New York 10913
•Phone: 800-526-0288
TABLE OF CONTENTS
CHAPTER 1. SAFETY PRECAUTIONS ........................................................................................................................ 5
CHAPTER 2. GENERAL INFORMATION .................................................................................................................... 6
2.1. MODEL NAMES ...........................................................................................................................................6
2.2. HEAT EXCHANGER CONFIGURATIONS ........................................................................................................6
2.3. ACCESSORIES ..............................................................................................................................................6
2.4. ALL OTHER ITEMS........................................................................................................................................7
CHAPTER 3. INSTALLATION .................................................................................................................................. 12
3.1. INSTALLING THE WATER WIZARD .............................................................................................................12
CHAPTER 4. PRINCIPLE OF OPERATION ................................................................................................................ 17
4.1. HEAT EXCHANGER OPERATION WITH PNEUMATIC CONTROL ..................................................................17
4.2. HEAT EXCHANGER OPERATION WITH ELECTRONIC CONTROL SYSTEM (ECS) ...........................................18
CHAPTER 5. OPERATING PROCEDURES ................................................................................................................ 19
CHAPTER 6. ROUTINE MAINTENANCE.................................................................................................................. 22
6.1. DRAINING THE HEATER.............................................................................................................................22
6.2. CHECKING THE DRAINED WATER..............................................................................................................22
6.3. CHECKING THE TEMPERATURE CONTROL.................................................................................................22
CHAPTER 7. TROUBLESHOOTING ......................................................................................................................... 23
CHAPTER 8. CORRECITVE MAINTENANCE ............................................................................................................ 24
CHAPTER 9. DE-SCALING BY THERMAL SHOCK METHOD...................................................................................... 26
CHAPTER 10. MAINTENANCE DISASSEMBLY ........................................................................................................ 27
10.1. TOOLS AND EQUIPMENT ..........................................................................................................................27
10.1.1. Common Tools and Equipment .......................................................................................................27
10.1.2. SPECIAL TOOLS AND EQUIPMENT REQUIRED: ................................................................................27
10.2. ISOLATING THE HEATER ............................................................................................................................29
10.3. DISCONNECTING THE HEATER FROM THE FACILITY ..................................................................................30
10.4. ANTICIPATOR CHECK VALVE DISASSEMBLY ..............................................................................................31
10.4.1. Special Tools Required.....................................................................................................................31
10.5. PREPARING TO REMOVE THE HEATER SHELL ............................................................................................32
10.6. REMOVING THE HEATER SHELL.................................................................................................................33
10.7. REMOVING COILS AND RISERS ..................................................................................................................33
CHAPTER 11. CLEANING AND INSPECTION ........................................................................................................... 34
10.8. PREPARATION OF BOTTOM HEAD ............................................................................................................34
10.9. PREPARATION OF RISER AND RETURN......................................................................................................34
10.10. PREPARATION OF COIL ASSEMBLIES ....................................................................................................35
10.11. PREPARATION OF COIL GASKETS..........................................................................................................37
CHAPTER 12. MAINTENANCE REASSEMBLY ......................................................................................................... 38
12.1. REASSEMBLY OF RISERS, SUB-COOLING COIL, AND STEAM COILS ............................................................38
12.1.1. Riser Installation .............................................................................................................................38
12.2. SUB-COOLING COIL INSTALLATION...........................................................................................................40
................................................................................................................................................................................40
12.3. STEAM COIL INSTALLATION ......................................................................................................................40
12.4. HYDROSTATICALLY TESTING COILS &RISERS .......................................................................................................42
12.5. ANTICIPATOR CHECK VALVE REASSEMBLY...........................................................................................................42
12.6. REASSEMBLY OF SHELL....................................................................................................................................43
12.7. REINSTALLING HEATER IN FACILITY ....................................................................................................................43
12.8. STARTUP PROCEDURE.....................................................................................................................................43
