PUB. NO. 12-1285-05December 2009

HERITAGE® 20MODELS 4A6Z0024, 036, 048, & 060A

with AccuLink™ and Charge Assist™

SPLIT SYSTEM HEAT PUMP2, 3, 4 & 5 Ton

© 2009 American Standard Heating & Air Conditioning 2 12-1285-05

Features and Benefits

• TwoDURATION™ compressors deliver 50% and 100% capacity modulation

•Efficiencyupto19.0 SEER and 9.0 HSPF

•AllaluminumSPINE FIN™ coil•QUICk-SESS™ cabinet,

serviceaccessandrefrigerantconnectionswithfullcoilprotection

•DURATUFF™base,fastcompletedrain,weatherproof

•COMFORT-R™ mode approved•ACCULINk™system,onlytwo

wirecontrolconnection•CHARGE ASSIST™fast/accurate

chargingeverytime•Glossycorrosionresistantfinish•Internalcompressorhigh/low

pressure & temperature protection•Startkitstandard•50%or100%capacitymodulation•Compressorsumpheat•Electroniccompressorcontrol•Liquidlinefilter/drier

•AttractivewarmgraycabinetwithaccentGrill,BadgeandGrillCaps

•Lowsoundwithadvancedfansystem and compressor sound insulator

•Variablespeedfanmotor•ElectronicExpansionValvewith

diagnostics•DemandDefrostControlwith

diagnostics•Seacoastshield•Servicevalvecover•R-410Arefrigerant•S.E.E.T.designtesting•100%lineruntest•Lowambientcoolingto55°Fas

shipped

• Extended warranties available

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Contents

Features and Benefits 2

General Data 4ProductSpecifications 4A-weightedSoundPowerLevel[dB(A)] 4Accessory Description and Usage 5ARIStandardCapacityRatingConditions 5

Model Nomenclature 6Electrical Data 7Dimensions 10Mechanical Specification Options 11

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Product SpecificationsModel No. 1 4A6Z0024A1 4A6Z0036A1 4A6Z0048A1 4A6Z0060A1Electrical Data V/Ph/Hz 2 200/230/1/60 200/230/1/60 200/230/1/60 200/230/1/60Min Cir Ampacity 14 20 26 35Max Fuse Size (Amps) 20 30 40 60Compressors 2 - DURATION™ 2 - DURATION™ 2 - DURATION™ 2 - DURATION™RL AMPS - LR AMPS 8.7 - 58 14.5 - 61.5 18.6 - 93.4 23.4 - 128.7Outdoor Fan FL Amps 2.80 2.80 2.80 2.80Fan HP 1/3 1/3 1/3 1/3Fan Dia (inches) 27.6 27.6 26.6 26.6Coil Spine Fin™ Spine Fin™ Spine Fin™ Spine Fin™Refrigerant R-410A 10/1-LB/OZ 11/3-LB/OZ 16/12-LB/OZ 15/13-LB/OZLine Size - (in.) O.D. Gas 3 5/8 3/4 3/4 3/4Line Size - (in.) O.D. Liquid 3 3/8 3/8 3/8 3/8Dimensions H x W x D (Crated) 51 x 35.1 x 38.7 51 x 35.1 x 38.7 51 x 35.1 x 38.7 51 x 35.1 x 38.7Weight - Shipping 380 385 470 470Weight - Net 330 335 420 420Start Components YES YES YES YESSound Enclosure YES YES YES YESCompressor Sump Heat YES YES YES YESOptional Accessories: 4Rubber Isolator Kit BAYISLT101 BAYISLT101 BAYISLT101 BAYISLT101Snow Leg - Base & Cap 4" High BAYLEGS002 BAYLEGS002 BAYLEGS002 BAYLEGS002Snow Leg - 4" Extension BAYLEGS003 BAYLEGS003 BAYLEGS003 BAYLEGS003Extreme Condition Mounting Kit BAYECMT023 BAYECMT004 BAYECMT004 BAYECMT004Auto Charge Solenoid Kit BAYCAKT001 BAYCAKT001 BAYCAKT001 BAYCAKT00124 Volt Wiring Harness BAYACHP024A BAYACHP024A BAYACHP024A BAYACHP024ARefrigerant Lineset 5 TAYREFLN9* TAYREFLN7* TAYREFLN7* TAYREFLN7*

1 Certified in accordance with the Air-Source Unitary Heat Pump Equipment certification program which is based on ARI Standard 210/240.2 Calculated in accordance with N.E.C. Only use HACR circuit breakers or fuses.3 Standard line lengths - 80'. Standard lift - 25' Suction and Liquid line. For Greater lengths and lifts refer to refrigerant piping software Pub# 32-3312-0†. (†denotes latest revision) 4 For accessory description and usage, see page 5. 5 * = 15, 20, 25, 30, 40 and 50 foot lineset available.

General Data

Low Stage Overall

High Stage Overall 63 125 250 500 1000 2000 4000 8000

4A6Z0024A1 62 70 51.4 52.3 60.1 61.8 63.7 64.9 56.6 50

4A6Z0036A1 70 72 51.3 55.5 66.2 65.3 64.9 64.7 57.9 53.6

4A6Z0048A1 71 76 51.3 55.8 68.2 68.5 69.5 72 58 50.9

4A6Z0060A1 71 76 50 58.2 66.3 70 70.1 70.8 60.7 52.4Note: Rated in accordance with AHRI Standard 270-2008

A-weighted Sound Power Level [dB(A)]

MODEL

SOUND POWER LEVEL [dB(A)] A-WEIGHTED FULL OCTAVE SOUND POWER LEVEL dB - [dB(A)] High Stage

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General Data

ARI Standard Capacity Rating ConditionsARI STANDARD 210/240 RATING CONDITIONS —(A)Cooling80°FDB,67°FWBairenteringindoorcoil,

95°FDBairenteringoutdoorcoil.(B)HighTemperatureHeating47°FDB,43°FWBairentering

outdoorcoil,70°FDBairenteringindoorcoil.(C)LowTemperatureHeating17°FDB,15°FWBairentering

outdoorcoil,70°FDBairenteringindoorcoil.(D)Ratedindoorairflowforheatingisthesameasforcooling.

ARI STANDARD 270 RATING CONDITIONS —(Noiseratingnumbersaredeterminedwiththeunitincoolingoperation.)StandardNoiseRatingnumberisat95°Foutdoorair.

Accessory Description and Usage

24 Volt Wiring Harness—Usedtowireacommunicatingoutdoorunittoanexisting24Voltindoorsection.

Charge Assist™ Solenoid Kit—fast/accuratechargingeverytime.

Rubber Isolators — 5 large rubber donuts to isolate con-densingunitfromtransmittingenergyintomountingframeorpad.Useonanyapplicationwheresoundtransmissionneedstobeminimized.

Extreme Condition Mount Kit—Bracketkitstosecurelymountcondensingunittoaframeorpadwithoutremovinganypanels.Useinareaswithhighwinds,oroncommercialrooftops,etc.

Low Ambient Cooling—Forlowambientcoolingbelow55°seeApplicationGuideSSC-APG008-EN.

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Model Nomenclature

Refrigerant Type2 = R-224 = R-410A

AMERICAN STANDARD

Product Type6 = Split Heat Pump7 = Split Cooling

Product FamilyZ = LeadershipA = AllegianceH = HeritageB = Basic

Family SEER0 = 10 3 = 13 6 = 161 = 11 4 = 14 8 = 182 = 12 5 = 15 9 = 19

Split System Connections 1-6 Tons0 = Brazed

Nominal Capacity in 000s of BTUs

Major Design Modifications

Power Supply1 = 200-230/1/60 or 208-230/1/603 = 200-230/3/604 = 460/3/60

Secondary Function

Minor Design Modifications

Unit Parts Identifier

Outdoor Units4 A 6 Z 0 0 3 6 A 1 0 0 0 A A

Refrigerant Type4 = R-410A2 = R-22

ApplicationTE = Fully ConvertibleTG = Semi ConvertibleTF = Front ReturnTV = Vertical

Product FamilyE = Leadership – Variable SpeedP = LeadershipC = Replacement/RetailB = Basic

Flow Control3 = Nonbleed TXV4 = FCCV*

Feature Identifier0 = Standard UnitF = Air-Tite™D = Integrated Whole House Air CleanerC = Communicating Air Cleaner

Model Number Distinguisher

Major Design Modifications

Power Supply1 = Single Phase

Electrical Connection0 = Pig TailsB = Circuit BreakerD = Pull Disconnect

Future Option – Factory Installed Heater Nominal KW Value

Minor Design Modifications

Unit Parts Identifier

NOTE: There will be a phase-in of new model numbers for new air handlers over next 2 years.*Shipped with R-22 FCCV

Air Handlers –Residential

4 T E E 3 C 0 5 A 1 A A0 0 0

Gas Furnaces A

AAD

U D 2 B 0 8 0 A C A AV 3 2

4 T X C B 0 0 1 C C 3 H C A A

Refrigerant Type4 - R410A

Product FamilyT-Premium(Heat Pump or Convertible Coil)

Coil DesignX - Direct Expansion Evaporator Coil

Product FamilyC - Cased A CoilA - Uncased A CoilF - Cased Horizontal Flat Coil

Coil Width (Cased/Uncased)A - 14.5" / 13.3"B - 17.5" / 16.3"C - 21.0" / 19.8"D - 24.5" / 23.3"H - 10.5"Refrigerant Line Coupling0 - Brazed

Model Number Distinguisher

Major Design Change

EfficiencyC - StandardS - Hi Efficiency (Derived from 10 SEER products)

Refrigerant Control3 - TXV - Non-Bleed

Coil CircuitryH - Heat Pump

Airflow ConfigurationA - Upflow OnlyU - Upflow / DownflowH - Horizontal OnlyC - Convertible - Upflow, Downflow, Left or Right Airflow

Minor Design Change

Unit Parts Identifier

Coils –Residential

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4A6Z0024, 4A6Z0036, 4A6Z0048, 4A6Z0060

Electrical Data

Schematic Diagrams(SEELEGEND)

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Electrical Data

Schematic Diagrams(SEELEGEND)

PrintedfromD155833P01Rev00

4A6Z0024, 4A6Z0036, 4A6Z0048, 4A6Z0060

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LEGEND

SYMBOLS

Schematic Diagrams

Electrical Data

10 12-1285-05

Dimensions

4A6Z0 Outline DrawingNote: All dimensions are in MM (Inches).

FromDwg.21D152862Rev.21

MODELS BASE A B C D E F G H J k

4A6Z0024A 4 1147(451/8) 946(37-1/4) 870(34-1/4) 5/8 3/8 152(6) 98(3-7/8) 219(8-5/8) 86(3-3/8) 831(32)

4A6Z0036A4A6Z0048A4A6Z0060A

4 1147(451/8) 946(37-1/4) 870(34-1/4) 3/4 3/8 152(6) 98(3-7/8) 219(8-5/8) 86(3-3/8) 831(32)

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Mechanical Specification Options

GeneralThe4A6Z0isfullychargedfromthefac-toryformatchedindoorsectionandupto15feetofpiping.Thisunitisdesignedto operate at outdoor ambient tempera-turesashighas115°F.Coolingcapaci-tiesarematchedwithawideselectionofairhandlersandfurnacecoilsthatareA.R.I.certified.Theunitshallbecerti-fiedtoUL1995.Exteriorisdesignedforoutdoorapplication.

AccuLink™ThisoutdoorunitcontainstheAccuLink™digitalcommunicationwith2wireconnectiontooutdoorandPlug-n-Playsetup.

Charge Assist™TheChargeAssist™indicatessystemChargeStatus.

CasingUnitcasingisconstructedofheavygauge,G60galvanizedsteelandpaintedwithaweather-resistantpowderpaint on all louvers, panels, prepaint on allotherpanels.Corrosionandweather-proofCMBP-G30DuraTuff™base.

Refrigerant ControlsRefrigerationsystemcontrolsincludecondenserfan,compressorcontactorandhighandlowpressureswitches.Highandlowpressurecontrolsareinherenttothecompressor.Afactoryinstalledliquidlinedrierisstandard.

CompressorTwoDuration™compressorsdeliver50% or 100% capacity modulation and featureinternalovertemperatureandpressure protection and total dipped hermeticmotor.Otherfeaturesinclude:rotolocksuctionanddischargerefriger-antconnections,centrifugaloilpumpandlowvibrationandnoise.

Condenser CoilTheoutdoorcoilprovideslowairflowresistanceandefficientheattransfer. Thecoilisprotectedonallfoursidesbylouveredpanels.

Low Ambient CoolingAsmanufactured,thisunithasacool-ingcapabilityto55°F.Forlowambientcoolingbelow55°seeApplicationGuideSSC-APG008-EN.

Comfort ControlAccuLInk™ControlwithPlug-n-Playsetupand3wireconnection.

American Standard Heating & Air Conditioningwww.americanstandardair.com

12/09

American Standard Heating & Air Conditioning has a policy of continuous product and product data improvement and it reserves the right to change design and specifications without notice.