1b+ ii water wizard water heaters he-110 – AERCO Packaged WaterWizard Steam-to-Water Heater User Manual
Page 3
1B+ II Water Wizard Water Heaters
HE-110
Installation, Operation & Maintenance Manual
OMM-0063_0C
MC2: 07/26/13 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
1.1.1.
Common Tools and Equipment ............................................................................................. 27
1.1.2.
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
11.5.1.
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
11.1.
PREPARATION
OF
BOTTOM
HEAD ........................................................................................ 34
11.2.
PREPARATION
OF
RISER
AND
RETURN ............................................................................... 34
11.3.
PREPARATION
OF
COIL
ASSEMBLIES .................................................................................. 35
11.4.
PREPARATION
OF
COIL
GASKETS ........................................................................................ 37
CHAPTER 12. MAINTENANCE REASSEMBLY ....................................................................................... 38