Manual
920-087-04 (8-05)
FriedrichDigital ControlFeaturesContinued
Instant Heat Heatpumpmodelswillautomaticallyruntheelectricheatertoquicklybringtheroomup totemperaturewheninitiallyenergized,
thenreturntoheatpumpmode.Thisensuresthattheroomisbroughtuptotemperaturequicklywithouttheusualdelayassoci-
Heat Pump Mode atedwithheatpumpunits.
Thedigitalcontrolmonitorsindoorconditionstoensurethattheroomtemperatureiswithinfivedegreesofthesetpoint.If neces-
Even Heat Monitoring sarytheunitwillcycletheelectricheatto maintainthetemperature.Thisfeatureensuresguestcomfortbydeliveringtheheating
benefitsof anelectricheaterwhilemaintainingtheefficiencybenefitsofa heatpump.
Theownermaychoosebetweenfancyclingorfancontinuousmodebasedonpropertypreference.(Note:Evenheatmonitor-
Fan Cycle Control ingandquietstart/stopfandelayonlyoperateinfancyclemode)Fancontinuousmodeisusedtokeepconstantairflowcircula-
tionintheroomduringatItimestheunitis 'ON'.Fancyclewillconserveenergybyonlyoperatingthefanwhilethecompressor
orelectricheaterisoperating.
Inthe eventof a compressorfailureinheatpumpmodethecompressormaybelockedout to provideheatthroughtheresis-
Emergency Heat Override tanceheater.Thisfeatureensuresthatevenintheunlikelyeventof a compressorfailurethe roomtemperaturecanbemain-
taineduntilthecompressorcanbeserviced.
All FriedrichdigitalPTACshavelowvoltageterminalsreadyto connecta deskcontrolenergymanagementsystem.Control-
Desk Control Ready lingtheunitfroma remotelocationlikethefrontdeskcan reduceenergyusageand requiresnoadditionalaccessoriesat the
PTAC.
Thefrostsensorprotectsthecompressorfromdamageintheeventthatairflowis reducedorlowoutdoortemperaturescause
Indoor Coil Frost Sensor theindoorcoiltofreeze.Whentheindoorcoilreaches30°Fthecompressoris diabtedandthefancontinuesto operatebased
ondemand,Oncethecoiltemperaturereturnsto 45°Fthecompressorreturnsto operation.
ThenewFriedrichPDseriesunitsfeaturea indoorfansystemdesignthat reducessoundlevelswithoutloweringairflowand
Ultra-Quiet Air System preventingproperaircirculation,
High Efficiency TheFriedrichPTACbenefitsqualitycomponentsandextensivedevelopmenttoensureaquiet,efficientanddependableunit.
Friedrich'ssingIe-motordesignallowsfor enhancedoutdoorairflowandsimplifiesthe unitdesignwithouttheneedfor redun-
Single Motor dantcomponents.
Rotary Compressor HighefficiencyrotarycompressorsareusedonallFriedrichPTACsto maximizedurabilityandefficiency.
TheFriedrichPTACfeaturesa 24VACterminalfor connectionto anauxiliaryfanthatmaybeusedto transferairto adjoining
Auxiliary Fan Ready rooms.Auxiliaryfanscanprovideconditioningto multipleroomswithoutthe requirementof multiplePTACunits.
Aluminum Endplates AllFriedrichPTACsarebuiltwith.04"endplatesmadefromaluminumasopposedto steel.Theendplatesaretypicallythemost
susceptibleareaforcorrosionandaluminumisfar moreresistantto corrosionthanevencoatedsteel.
OptionalSeacoastprotectionisavailableto protecttheoutdoorcoilfromharshenvironments.TheFriedrichSeacoastprocess
Seacoast Protection includesdippingthe entireoutdoorcoilin a 7-stepcoatingprocessthatprovidessuperiorprotectionto onlycoatingthefins of
thecoil.
Top Mounted Anti- All FriedrichPTACreturnairfiltersfeatureananti-microbialelementthathasprovento preventmoldand bacterialgrowthin
laboratorytesting.PDXFTreplacementfilterkitsfeaturethesameanti-microbialagent.Allfiltersarewashableandreusable
microbial Air Filters andare easilyaccessedfromthetopof theunitwithouttheremovalof thefrontcover.
FriedrichPTACunitsarecapabieofintroducingupto70CFMofoutsideairintotheconditionedspace.Theoutdoorairpasses
Filtered Fresh Air Intake
throughawashablemeshfiltertopreventdebrisfromenteringthe airstream.