ContentsLochinvar
TABLE OF CONTENTSHARMONYHARMONY
Harmony Function ChartFULL MODULATION
SEQUENCING CONTROLHarmony OverviewINPUT WIRING
INSTALLATIONINPUT WIRING
WIRING THE POWERWIRING THE SHUTDOWN
INSTALLATION INPUT WIRINGWIRING THE SYSTEM PROVE
EMS Sourcing CurrentSignal
WIRING THE BOILER ACTIVE INPUTSDry Contact
System ProveWIRING A SETBACK
OUTPUT WIRINGCONNECTING AN OUTDOOR SENSOR
EMS INPUTWIRING THE STAGE OUTPUTS
WIRING THE SYSTEM OUTPUTSystem Output Operation in Reset Mode
Wiring the SYS OutputWIRING TO 4-20MA MODULATING MOTORS
OUTPUT WIRINGWIRING TO VOLTAGE MODULATING MOTORS
INSTALLATIONUSING MENUS
USING THE MENUSCHANGING SETTINGS
MAKING SELECTIONSSTARTUP SEQUENCE
SYSTEM STARTUPSELECTING THE SENSOR TYPE
Default - FSELECTING THE MODULATING MODE Default - Normal
EMS INPUT Default - SetbackSELECTING THE OUTPUT TYPE
Not available for Reset Sensor TypesSYSTEM STARTUP
SELECTING THE OPERATING MODE Default - NormalPress to select Normal or turn to scroll down
Press to select ProcessRESET F AND RESET C
OPERATING SETTINGSSET POINT
THE MAIN DISPLAYTHROTTLE
Default =GAIN/THROTTLE
PROCESS GAIN/THROTTLING RANGE TABLELEAD STAGE
LEAD STAGEUsed to manually change the lead stageSETTINGS
SYSTEM SETTINGSSYSTEM SETTINGS
THE SYSTEM SETTINGS MENUDefault - 0 min
PURGE DELAY Default - 1.0 minLAG DELAY
SYSTEM SETTINGSSYSTEM RUN-ONDefault - 0 min
STANDBY TIME Default - 10 minDefault
SETBACKDefault
Default 24hrROTATE TIME
LAST STAGE HOLDDefault Disabled
PASSWORDSET TIME
SYSTEM SETTINGSINDIVIDUAL STAGE ADJUSTMENTS THE STAGE MENU
STAGE SETTINGSDefault - OFF
MODEMODULATION START Default - 75%
IGNITION POINT Default - 1%STAGE SETTINGS
Press to show setting Turn to adjust valueSTAGE SETTINGS
COPY SETTINGS - STAGE A ONLYModulating Mode - PARALLELRESET RATIO
RESET SETTINGSDefault
OFFSET DefaultDefault 64F
RESETMINIMUM WATER TEMPERATURE Default 70F
OUTDOOR CUTOFFTROUBLESHOOTING
TROUBLESHOOTINGTEMPERATURE INPUTS
STAGE OUTPUTSSYSTEM STARTUP MENU
APPENDIXEXTERNAL SET POINT 4-20MA EMS-CONTROLRANGE
APPENDIXMANUAL CONVENTIONS
MOVING AROUND THE STAGES MENUSAPPENDIXINDEX
SymbolsIndexINDEXLead Stage Rotation
HARMONY SPECIFICATIONS4-20mAExternal Input