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Water Heater
A.O. Smith
Dve-52/80/120 Piping Diagrams, Insert B Vacuum Relief Valve. Install Per Local Codes
Models:
Dve-52/80/120
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Troubleshooting
Install
Wiring Diagrams
Anode Inspection And Replacement
Warranty
Dimension
Maintenance
Economy Mode Setup Menu
Current Fault / Alert Menu
Backlight Delay
Page 36
Image 36
PIPING DIAGRAMS
INSERT B
VACUUM RELIEF
VALVE. INSTALL PER
LOCAL CODES.
36
Page 35
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Image 36
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Contents
INSTALLATION - OPERATION - SERVICE - MAINTENANCE - LIMITED WARRANTY
OPTIONAL
ASME
COMMERCIAL ELECTRIC WATER HEATERS
SAFE INSTALLATION, USE, AND SERVICE
CAUTION used without the safety alert
symbol indicates a potentially hazardous
Qualified Installer or Service Agency
GENERAL SAFETY INFORMATION
PRECAUTIONS
HYDROGEN GAS FLAMMABLE
GROUNDING INSTRUCTIONS
TABLE OF CONTENTS
Preparing for the Installation
INTRODUCTION
dimensions and capacities data
RECOVERY RATE IN GALLONS PER HOUR Temperature Rise F
DRE/DVE MODEL DIFFERENCES
Model Number
APPROVALS
MODEL AND RATING
All models meet
All models are listed
FEATURES AND COMPONENTS
ELECTRONIC CONTROL MODELS
SURFACE MOUNT CONTROL MODELS
FEATURES AND COMPONENTS
LOCATING THE NEW WATER HEATER
Facts to Consider About the Location
INSTALLATION
TEMPERATURE-PRESSURE RELIEF VALVE
REQUIRED ABILITY
general
WATER LINE CONNECTIONS
CLOSED WATER SYSTEMS
THERMAL EXPANSION
on ambient temperature of 30C 86F
electrical
GENERAL
TABLE 310-16. Allowable Ampacities of Insulated Conductors
AMPERAGE TABLE/OVERCURRENT PROTECTION
HEATER CIRCUITS - ELECTRONIC CONTROL MODELS
CONTROL CIRCUIT- ELECTRONIC CONTROL MODELS
WIRING DIAGRAMS
CONTROL CIRCUIT DIAGRAM - ELECTRONIC CONTROL MODELS
CCB CENTRAL CONTROL BOARD CIRCUIT BOARD
POWER CIRCUIT DIAGRAMS - ELECTRONIC CONTROL MODELS
THREE ELEMENTS - SINGLE AND THREE PHASE
SIX ELEMENTS - SINGLE AND THREE PHASE DIAGRAM
WIRING DIAGRAMS
CONVERSION TO SINGLE PHASE
CONVERSION TO THREE PHASE
NINE ELEMENT - SINGLE AND THREE PHASE DIAGRAM
WIRING DIAGRAMS
POWER CIRCUIT DIAGRAMS - SURFACE MOUNT CONTROL MODELS
DIAGRAM
WIRING DIAGRAMS
NINE ELEMENTS - SINGLE AND THREE PHASE DIAGRAM
WIRING DIAGRAMS
CONVERSION TO SINGLE PHASE
CONVERSION TO THREE PHASE
OPERATION
GENERAL
FILLING THE WATER HEATER
INITIAL START UP
TEMPERATURE REGULATION
HIGH TEMPERATURE LIMIT CONTROLS ECO
THERMOSTAT SETTINGS - SURFACE MOUNT CONTROL
THERMOSTAT CONTROLS
THERMOSTAT SETTINGS - electronic CONTROLs
CONTROL SYSTEM FEATURES
Tank Temperature
ELECTRONIC CONTROL MODELS OPERATION
Discreet Menu Contact Information From the Desktop Screen
TABLE 1 STATUS ICONS
ICON
DESCRIPTION
TEMPERATURES MENU
TABLE 2 OPERATING STATES
STATE
TABLE 3 CONTROL SYSTEM MENUS
Temperature Settings
Differential Settings
Operating Sequence
Tank Probe Offset
ECONOMY MODE SETUP MENU
Desktop Screen During Economy Mode Economy Mode Setup Menu
Enable / Disable 1
Alarm Condition
Economy Mode Settings
Setpoint Adjustment Value
ACTION
DISPLAY
Time Clock Settings
Economy Mode Settings
From the Desktop Screen navigate to the Economy Mode Setup menu
ACTION
Daily Operating Mode Settings
Economy Mode Settings
ACTION
DISPLAY
ALARM OUTPUT SETUP MENU
DISPLAY SETTINGS MENU
Temperature Units
Backlight Delay
CURRENT FAULT / ALERT MENU
FAULT OCCURRENCE MENU
FAULT HISTORY MENU
RESTORE FACTORY DEFAULTS MENU
MAINTENANCE
ANODE INSPECTION AND REPLACEMENT
Restore Factory Defaults
General
MAINTENANCE SCHEDULE
FLUSHING
SEDIMENT REMOVAL
LIME SCALE REMOVAL
TROUBLESHOOTING CHECKLIST
CHECKLIST
REPLACEMENT PARTS
Not enough or no hot water
Leakage Checkpoints
PIPING DIAGRAMS
ONE TEMPERATURE WITH CIRCULATING LOOP
PIPE TO OPEN DRAIN INSTALL IN ACCORDANCE WITH ALL LOCAL CODES
INSERT B VACUUM RELIEF VALVE. INSTALL PER LOCAL CODES
PIPING DIAGRAMS
INSERT B VACUUM RELIEF VALVE. INSTALL PER LOCAL CODES
PIPING DIAGRAMS
INSERT B VACUUM RELIEF VALVE. INSTALL PER LOCAL CODES
TWO TEMPERATURE WITH MIXING VALVE
TWO TEMPERATURE WITH MIXING VALVE AND CIRCULATING LOOP
PIPING DIAGRAMS
INSERT B VACUUM RELIEF VALVE. INSTALL PER LOCAL CODES
PIPING DIAGRAMS
INSERT B VACUUM RELIEF VALVE. INSTALL PER LOCAL CODES
THREE HEATERS WITH VERTICAL STORAGE TANK
WITH OR WITHOUT BUILDING RECIRCULATION
THREE HEATERS WITH HORIZONTAL STORAGE TANK WITH OR WITHOUT BUILDING
RECIRCULATION
FOUR HEATERS WITH HORIZONTAL STORAGE TANK
PIPING DIAGRAMS
INSERT B VACUUM RELIEF VALVE. INSTALL PER LOCAL CODES
WITH OR WITHOUT BUILDING RECIRCULATION
MANIFOLD KITS
MANIFOLD KITS TWO HEATERS
THREE HEATERS
FOUR HEATERS
WARRANTY
500 Tennessee Waltz Parkway, Ashland City, TN
Technical Support 800-527-1953 Parts 800-433-2545 Fax