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Water Heater
Lochinvar
Harmony
operation manual
Table Of Contents, Lochinvar
Models:
Harmony
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Troubleshooting
Specs
Install
Harmony Function Chart
Signal
Password
Symbols
Wiring The Shutdown
For Reset Operation
ADJUST Press to show
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Contents
Lochinvar
TABLE OF CONTENTS
HARMONY
HARMONY
Harmony Function Chart
FULL MODULATION
SEQUENCING CONTROL
Harmony Overview
INPUT WIRING
INSTALLATION
INPUT WIRING
WIRING THE POWER
WIRING THE SHUTDOWN
INSTALLATION INPUT WIRING
WIRING THE SYSTEM PROVE
EMS Sourcing Current
Signal
WIRING THE BOILER ACTIVE INPUTS
Dry Contact
System Prove
WIRING A SETBACK
OUTPUT WIRING
CONNECTING AN OUTDOOR SENSOR
EMS INPUT
WIRING THE STAGE OUTPUTS
WIRING THE SYSTEM OUTPUT
System Output Operation in Reset Mode
Wiring the SYS Output
WIRING TO 4-20MA MODULATING MOTORS
OUTPUT WIRING
WIRING TO VOLTAGE MODULATING MOTORS
INSTALLATION
USING MENUS
USING THE MENUS
CHANGING SETTINGS
MAKING SELECTIONS
STARTUP SEQUENCE
SYSTEM STARTUP
SELECTING THE SENSOR TYPE
Default - F
SELECTING THE MODULATING MODE Default - Normal
EMS INPUT Default - Setback
SELECTING THE OUTPUT TYPE
Not available for Reset Sensor Types
SYSTEM STARTUP
SELECTING THE OPERATING MODE Default - Normal
Press to select Normal or turn to scroll down
Press to select Process
RESET F AND RESET C
OPERATING SETTINGS
SET POINT
THE MAIN DISPLAY
THROTTLE
Default =
GAIN/THROTTLE
PROCESS GAIN/THROTTLING RANGE TABLE
LEAD STAGE
LEAD STAGE
Used to manually change the lead stage
SETTINGS
SYSTEM SETTINGS
SYSTEM SETTINGS
THE SYSTEM SETTINGS MENU
Default - 0 min
PURGE DELAY Default - 1.0 min
LAG DELAY
SYSTEM SETTINGS
SYSTEM RUN-ONDefault - 0 min
STANDBY TIME Default - 10 min
Default
SETBACK
Default
Default 24hr
ROTATE TIME
LAST STAGE HOLD
Default Disabled
PASSWORD
SET TIME
SYSTEM SETTINGS
INDIVIDUAL STAGE ADJUSTMENTS THE STAGE MENU
STAGE SETTINGS
Default - OFF
MODE
MODULATION START Default - 75%
IGNITION POINT Default - 1%
STAGE SETTINGS
Press to show setting Turn to adjust value
STAGE SETTINGS
COPY SETTINGS - STAGE A ONLY
Modulating Mode - PARALLEL
RESET RATIO
RESET SETTINGS
Default
OFFSET Default
Default 64F
RESET
MINIMUM WATER TEMPERATURE Default 70F
OUTDOOR CUTOFF
TROUBLESHOOTING
TROUBLESHOOTING
TEMPERATURE INPUTS
STAGE OUTPUTS
SYSTEM STARTUP MENU
APPENDIX
EXTERNAL SET POINT 4-20MA EMS-CONTROLRANGE
APPENDIX
MANUAL CONVENTIONS
MOVING AROUND THE STAGES MENUS
APPENDIX
INDEX
Symbols
Index
INDEX
Lead Stage Rotation
HARMONY SPECIFICATIONS
4-20mAExternal Input
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