Lochinvar Harmony operation manual Table Of Contents, Lochinvar

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Lochinvar®

INSTALLATION & OPERATION MANUAL

HARMONY

TABLE OF CONTENTS
Function Chart	pg. 2
Harmony Overview	pg. 3
Panel Installation	pg. 4
Using the Menus	pg. 10
System Startup	pg. 11
Operating Settings	pg. 14
System Settings	pg. 17
Stage Settings	pg. 22
Reset Settings	pg. 25
Troubleshooting	pg. 27
Appendix	pg. 28
Index	pg. 30
Specifications	pg. 32

This manual attempted to be complete and accurate at the time of publication. Additional upgrades and new features may change Harmony functions. Upgrades to this manual may occur at any time. Contact the factory for further details.

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Contents Lochinvar TABLE OF CONTENTSHARMONY HARMONY Harmony Function ChartFULL MODULATION SEQUENCING CONTROLHarmony Overview INPUT 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 stage SETTINGS 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 - PARALLEL RESET 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 MENUSAPPENDIX INDEX SymbolsIndex INDEX Lead Stage Rotation HARMONY SPECIFICATIONS4-20mAExternal Input