Honeywell VNT5200H1000 Manual

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TheERVandHRVunitsareequippedwithanautomaticdefrostfeaturetoeliminateanyicebuildupon

thecore.

• Automaticdefrostisinitiatedonceeveryhourwhenthefreshairsupplytemperaturedropsto23°F

(-5°C)orcolder.

• Thedefrostcycleoperatesbyturningoffthesupplyfanwhilecontinuingtooperatetheexhaustfan.

• Theexhaustfanspeedisadjustedproportionallybasedontheoutdoortemperature,initiallyoperating

atlowspeed.

• Astheoutdoortemperaturecontinuestodrop,theexhaustfanspeedwillincrease,andwilloperateat

maximumspeedwhentheoutdoortemperatureis-4°F(-20°C)orless.

• Defrostcyclerunsfor4minuteswiththesupplyfanoff,followedby40minutesofcontinuousnormal

operation.

• Defrostcycleswillcontinuetorepeataslongasthetemperatureis23°F(-5°C)orless.

ERV/HRVVentilationSystems69-2480EF—01

M28986

Thewiringterminalblockislocatedbehindthecontrolmoduledooronthesideoftheunit.

Toaccesstheterminalblock,openthecontrolpaneldoorbyswingingitopenandtotherightasshown

above.

CAUTION: Voltage hazard.

Can cause equipment damage.

Disconnect power from the unit before beginning installation.

TerminalDescription

AutomatedDefrost

Wiring