Install Instructions

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APPENDIX I – IQ Control System (continued)
IQ High Limit Option Cards add auxiliary temperature limit-rated controls
to boilers. High Limit Option Cards plug into the IQ Option Panel and
connect to a system-mounted probe with a single Molex connection. IQ
High Limit Option Cards feature an adjustable set point and differential, as
well as built-in diagnostics. Manual Reset models are UL 353 for CSD-1
Compliance in US and Canada.
Kit Includes:
•HighLimitOptionCard
•Limit-ratedprobewith36”lead
•1/2”well
•Proberetainerclip
•Instructions
Major Features:
•UL353approved
•ErrorcodeLEDanddisplay
•Temperaturedisplay
•Electronicadjustmentofhighlimitanddifferential
IQ Hi Limit Option Card (Auto Reset): P/N 102717-01
IQ Hi Limit Option Card (Manual Reset): P/N 102720-01
EnviraCOM Thermostats:
ConnectedthermostatsprovidearedLEDand
display the IQ Oil Boiler Control, Primary Control
orIQOptionCardErrorCodes.Ahomeowneris
alertedtoaproblemevenbeforethewateriscold.
When an Outdoor Reset card is installed with a
setbackthermostat,“leave”or“sleep”modesare
usedtoshiftstheresetcurvetosaveenergywhile
the home is in a reduced room temperature mode.
HoneywellVisionProIAQSetbackThermostat
(HoneywellP/NTH942lc1004)
TheDisplayKitprovidesa3.5”LCDmulti-colorTouchScreendisplayfor
mountingintheplastic“hood”abovethefrontdoorofanyboiler.TheDisplayKit
communicateswiththeIQBoilerControlandallinstalledIQOptionCards.Allboiler
settings,status,anderrorsaredisplayedinfulltextonthebright,backlitdisplay.All
adjustmentsarepasswordprotectedtopreventunauthorizedaccess.Displaywill
turnredandashintheeventofaboilererrororlock-out.Displayfeaturesfull-text
explanations of all features and settings, as well as help screens with diagnostics
and troubleshooting information.
3.5” Touch Screen Display: P/N 104211-01
Kit Includes:
•3/4”Multi-colorLCDtouchscreen
•Displaysoftware
•Enviracomgateway
•Wiringharnessconnectors
•Mountingbracket
•Instructions
Major Features:
•Fullyassembledkitrequiresonly4
mounting screws and a single Molex
type connection
•AdjustsallOutdoorResetIQOption
Card parameters with graphics and
help information screens
•FullEnglishdescriptivealarm
displays with Recommended
 CorrectiveAction
•Realtimetrenddisplays
•ExtensiveHelpscreensto
aid understanding of
terminology and setup