Carrier Packaged Terminal s & Heat Pumps 52P User Manual

ARCHITECTS AND ENGINEERS’ MANUALApril 2006 Copyright  Carrier Corporation Cat. No. 592-085CONTENTSPageAPPLICATIONS . . . . . . . . . . . . . . . . .

10EASY ACCESS TO CHASSISAccess to the chassis simply requires removing fourscrews and then sliding the chassis out of the sleevefor service. HIDDEN CO

11ENHANCED COPPER TUBINGEnhanced copper tubing is more efficient and durableand can be repaired in the field, if required.Because copper is a very sta

12HEAT PUMPS PAY THEIR OWN WAYHeat pump models are available at a nominal addi-tional cost. In many locales, the payback is realized injust a few mont

13HEAT PUMP ENERGY SAVINGSCARRIER HEAT PUMP INITIAL COST VERSUS SAVINGS OVER HEAT/COOL MODELS LEGEND*Computer projections based on full coolin

14For immediate assistance, call 1-800-827-7435 or contactyour local Carrier dealer.Standard Unit• Chassis with front panel• Electro-mechanical contro

15WALL THERMOSTAT CONTROL (RC,RP)Carrier’s wall thermostat control option includes:• a standard chassis with front panel• factory-installed low voltag

16WALL SLEEVESWeather Last™ Wall SleeveFor the best performance and longest life, Carrierrecommends genuine Carrier wall sleeves for allinstallations.

17Insulated Metal Wall SleevesPart No.: SLEEVE-STEEL-1PK Part No.: SLEEVE-EXT18-1PK Part No.: SLEEVE-EXT24-1PK Part No.: SLEEVE-EXT26-1PK Part No.: SL

18OUTDOOR GRILLESCarrier recommends only the use of Carrier-suppliedgrilles for use on the 52P and 52C series units. How-ever, the architectural desig

19Outdoor Grille SelectionThe following guidelines must be followed in the ini-tial selection of any alternate exterior grille or louver:1. The louver

2Valued Carrier Customer,Carrier’s Architects and Engineer’s manual has been specifically developed to make yourproduct and accessory selection easier

20SUBBASEThis decorative subbase supports the unit and is avail-able in three basic models: non-electrical, electrical,and hardwired.A subbase (or lev

21Leveling LegsPart No.: LEVELING-LEGSLeveling legs attach easily to Carrier’s wall sleeve andoffer accurate leveling and support for units without as

22THERMOSTATSCarrier’s full line of wall thermostats are designed toenhance every PTAC application. Wall thermostats aresimple and easy to use. Wall t

23Wall Thermostat Interface Retrofit KitPart No.: RC-FIELDKIT230HCPart No.: RC-FIELDKIT230HPPart No.: RC-FIELDKIT265HCPart No.: RC-FIELDKIT265HPThe wa

24Condensate Drain KitPart No.: DRAIN-KIT-4PKThis universal drain kit may be used internally orexternally to route condensate to a drainage system. It

25Power Vent with Power Door Kit Part No.: PWR-VENT-DOOR230Part No.: PWR-VENT-DOOR265Carrier's power vent kit, utilizing a specially designedfan,

26Replacement FiltersPart No.: AIR-FILTER-10PKThe Carrier 52P and 52C model replacement air filterscome in packages of 10. The filters save energy by

27TYPICAL WALL INSTALLATIONProper building practices must be used when con-structing a wall opening to support a PTAC wall sleeveand chassis.If practi

28WALL SLEEVE MOUNTING DIMENSIONS FOR STANDARD AND ACCESSORY GRILLESMAIN STUDJACK STUDCRIPPLEFLOORSUB-FLOOR42 1/8”16 1/4”JACK STUDSHEADER- 4’ x 4’ OR(

29TYPICAL WALL INSTALLATIONNOTES:1. Sleeve may be flush mounted to floor, but front panel may haveto be notched to accommodate service cord.2. If more

3Whether you are designing a new structure or replac-ing packaged terminal air conditioning units in anexisting building, Carrier will meet your needs

30MINIMUM CLEARANCE FOR INDOOR ANDOUTDOOR DISCHARGE AIR 36" MINIMUM DISTANCE FROMSLEEVE TO BUILDING WALLS,SHRUBS, etc.15” MINIMUM DISTANCE FROMFR

31TYPICAL LATERAL DUCT INSTALLATION3’-11 1/2”(1206.5)MAX.3’-11 1/2”(1206.5)MAX.3’-8”(117.6)WALLMOLDINGWALLREGISTERLATERAL DUCTEXTENSIONREVERSIBLEAIR G

3252P AND 52C WITH SUBBASE0’-0 7/8”(22)SUBBASE ACCESS COVERS0’-3 1/4” MIN. (83)0’-5 1/2” MAX. (140)OUTSIDEWALLSIDESUBBASE LEVELING BOLTSACCESSORY DRAI

33WALL THERMOSTAT CONNECTIONSPOWERCORDACCESSCOVERPOWER CORDFAN SPEEDCONTROLKNOBTHERMOSTAT WIRE (FIELD-SUPPLIED)RGYWOCTHERMOSTATRGYWOCTHERMOSTAT WIRE R

34PERFORMANCE AND ELECTRICAL DATAMODEL 52PQ (230/208-1-60) LEGENDEER — Energy Efficiency Ratio*Rated in accordance with ARI Standar

35PERFORMANCE AND ELECTRICAL DATAMODEL 52PQ (265-1-60)LEGENDEER — Energy Efficiency Ratio*Rated in accordance with ARI Standard 380-93.†Coefficient of

36PERFORMANCE AND ELECTRICAL DATAMODEL 52PC AND PE (230/208-1-60)52PC performance and electrical data is the same as 52PE without electric heat.LEGEND

37PERFORMANCE AND ELECTRICAL DATAMODEL 52PC AND PE (265-1-60)52PC performance and electrical data is the same as 52PE without electric heat.LEGENDEER

38PERFORMANCE AND ELECTRICAL DATAMODEL 52CQ (230/208-1-60)LEGENDEER — Energy Efficiency Ratio*Rated in accordance with ARI Standard 380-93.†Coefficien

39PERFORMANCE AND ELECTRICAL DATAMODEL 52CQ (265-1-60)LEGENDEER — Energy Efficiency Ratio*Rated in accordance with ARI Standard 380-93.†Coefficient of

4APPLICATIONCONSIDERATIONSInstallation instructions are shipped with all PTACunits. It is important that air conditioning systems beproperly sized and

40PERFORMANCE AND ELECTRICAL DATAMODEL 52CE (230/208-1-60)LEGENDEER — Energy Efficiency Ratio*Rated in accordance with ARI Standard 310-93.†Electric r

41PERFORMANCE AND ELECTRICAL DATAMODEL 52CE (265-1-60)LEGENDEER — Energy Efficiency Ratio*Rated in accordance with ARI Standard 310-93.†Electric resis

42COOLING PERFORMANCEALL 7000 NOMINAL BTUH MODELSEvaporator entering air temp. — 80 F Evap. air — 260 CFMLEGENDNOTES:1. Total current (I) based on 230

43COOLING PERFORMANCE (cont)52PQ 12,000 NOMINAL BTUH MODELSEvaporator entering air temp. — 80 F Evap. air — 350 CFMLEGENDNOTES:1. Total current (I) ba

44INDOOR SOUND DATA (52P AND 52C)The tables below indicate the approximate indoor andoutdoor sound levels. Tests were conducted in theCarrier Sound Te

45WIRING DIAGRAMS (52P AND 52C)52PQ and 52CQ — Typical Wiring Schematic for Standard Heat Pump UnitsCOMPONENT LEGENDComponent Connection (Marked)Compo

46WIRING DIAGRAMS (52P AND 52C) (cont)TYPICAL THERMOSTAT INTERFACE1. If ‘W’ is ON, then ‘FR’ is forced ON (regardless of ‘G’) and ‘CR’ is forced OFF.2

4752PE and 52CE — Typical Wiring Schematic for Standard Heat/Cool UnitsCOMPONENT LEGENDComponent Connection (Marked) FM — Fan MotorComponent Connectio

48WIRING DIAGRAMS (52P AND 52C) (cont)52PE and 52CE — Typical Wiring Schematic for Wall Thermostat Control Heat/Cool UnitsNOTES:1. Recommended for use

49FRONT DESK SWITCH PANEL24-VTRANSFORMER(SEE NOTE 1)PTAC #1PTAC #2PTAC #NROOM 100 ROOM 101 ROOM NBWBWBWFIELD-SUPPLIEDLEGENDNOTES:1. To size transforme

5This section summarizes product features covered indetail in later sections of this manual: PRODUCT OVERVIEW (52P AND 52C)COPPER TUBEALUMINUMFIN COIL

50WIRING DIAGRAMS (52P AND 52C) (cont)RYWGOCRYWGOCRYWGOCRYWGOCRYWGOCT’STATMASTERPTACUNIT 1UNIT 2UNIT 3Typical Wiring for Multiple PTAC Units Connected

51PACKAGED TERMINALCOOLING UNIT WITHHEAT PUMP OR ELECTRIC HEATINGHVAC Guide SpecificationsSize Range: Cooling: 6,900 to 15,100 BtuhHeating: 6,000 to 1

52axial flow design, with integrated slinger ring. Theindoor fan shall be a dynamically balanced, poly-mer, reverse curve blower wheel, to assure unif

53P. Lateral Duct System (optional):The lateral duct system shall allow one system toheat or cool two adjacent rooms, with up to amaximum of 30% of th

54TYPICAL WARRANTYCarrierPackaged TerminalAir Conditioner WarrantyFULL ONE-YEAR WARRANTY — During the first year after purchase, CARRIERwill, through

55Carrier CorporationIF YOUR AIR CONDITIONER DOES NOT WORK, FOLLOW THESE STEPS IN ORDER:1. CHECK THE THINGS YOU CAN DO YOURSELF. These include bei

56*Custom colors are also available.ACCESSORY FORM NUMBER PART NUMBER DESCRIPTIONWall Sleeves 52S-48SI WALL-SLEEVE-1PK Non-Insulated Polymer Wall Slee

6The 52P and 52C models are a single-package,through-the-wall unit for heating and cooling hotelrooms, offices, apartments, condominiums, and resi-den

7NO-RUST WEATHER LAST™WALL SLEEVE AND FRONTPANELThe indoor front panel and polymer wall sleeve usenonmetallic compounds that never rust or corrode, do

8TWO-PIECE LIFETIME INDOOR FILTERNew two-piece removable filters easily slide in andout from the front of the PTAC unit and are inter-changeable. The

9POWER CORD FOR 265-V UNITSA power cord is included for 265-v units. The powercord is 18 in. long (cord extends 15 in. from bottom offront panel) and,