Friedrich WallMaster PTAC Installation & Operation Manual

Ptac packaged terminal air conditioners & heat pumps
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WallMaster®PTAC
PackagedTerminalAir Conditioners& Heat Pumps
• Standard
• RemoteThermostat
• SeacoastProtected
Installation& OperationManual
920-087-02 (9-03)

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Summary of Contents for Friedrich WallMaster PTAC

  • Page 1 WallMaster®PTAC PackagedTerminalAir Conditioners& Heat Pumps • Standard • RemoteThermostat • SeacoastProtected Installation& OperationManual 920-087-02 (9-03)
  • Page 2: Table Of Contents

    920-087-02 (9-03) Tableof Contents UnitComponents......................................P-SeriesAnnouncement/Model NumberCode............................InstallationRecommendations ..................................DrainKit Installation ....................................Wall SleeveInstallation.................................... DeepWall Installation ....................................Standard GrilleInstallation ..................................InstallationChecklist....................................Electrical RatingTables....................................ChassisInstallation..................................... 12-13 Standard Unit Operations..................................TemperatureLimitingThermostat ................................HeatingControl(Heat Pumps & Emergency Heat)............................. FanCycleSwitch....................................... FreshAirVent Control ....................................Air DischargeGrille ....................................
  • Page 3: P-Seriesannouncement/Model Numbercode

    Thank you for your decision to purchase the newly designed Friedrich Packaged Terminal Air Conditioner (PTAC). We are confident that you will find this unit a quiet and efficient example of Friedrich reliability. This Installation and Operation Manual has been designed to insure maximum satisfaction in the performance of your unit.
  • Page 4: Installationrecommendations

    The above suggestions are for reference only and do not represent all possible installations. Please contact the factory for information regarding affects of other installation arrangements. By following these simple recommendations you can be confident that your Friedrich PTAC will provide years of worry free operation.
  • Page 5 920-087-02 (9-03) Installation Instructions PXDRIO Drain Kit NOTE: Determine whetherdrain willbe located within the wall, on the indoor side, or will drain to the exterior of the building. Follow appropriate instructions below depending on your particular type of installation. Internal Drain (optional for new construction) NOTE: If installing an internal drain, you MUST install a drain kit on the wall sleeve before the wall sleeve is installed.
  • Page 6: Drainkit Installation

    920-087-02 (9-03) ExtemalDrain(for newconstructionor unit replacement) When using an external drain system, the condensate is removed through either of two drain holes on the back of the wall sleeve. Select the drain hole which best meets your drainage situation and install the drain kit. Seal off the other with a cover plate. Drain Tube Installation Cover Plate Installation Peel the backing tape off the gaskets and apply the sticky...
  • Page 7: Wall Sleeveinstallation

    920-087-02 (9-03) Wall SleeveInstallation Instructions(PXWS) NOTE: Insure that the unit is only installed in a wall structurally adequate to support the unit includingthe sleeve,chassis and accessories. If the sleeve projects more than 8" into the room, a subbase or other means of support MUST be used. Please read these instructions completely before attempting installation.
  • Page 8 920-087-02 (9-03) Figure 6 Dimensions Dimension* Allow Allow for floor finishing for wall '_7€/////_ 6.4 cm finishing (Minimum) Min. No Accessories ¼" ¼" (6.4 ram)* (6.4 mm) With Subbase 1¾" 3½" 5" (4.5 cm) (8.9cm) (12.7cm) 13¾ _ With Lateral Duct ¾"...
  • Page 9: Deepwall Installation

    920-087-02 (9-03) Section II - DeepWall Installation (PXWE) If the wail is thicker than allowed in the notes in Figure 6, a sheet 6. Condensate notches and overflow slots must be kept clear metal wall sleeve extension and flashing MUST be used. of sealant and gaskets so condensate can flow freely intothe wall sleeve extension.
  • Page 10: Standard Grilleinstallation

    920-087-02 (9-03) Installation InstructionsModel PXGAStandard Grille 1. Remove the center support and weatherboardifstin installed 5. Grasp the grille bythe attached plastic handles. Position it with in the sleeve. the condensate drain knockouts facing down. From insidethe building, maneuver the grille through the wall sleeve and pull 2.
  • Page 11: Installationchecklist

    920-087-02 (9-03) A. Installation Checklist Inspect all components and accessories for damage Install the recommended Condensate Drain Kits for before and after installation. complete condensate removal. Remove the cardboard wall sleeve support and grille Ensure that the chassis is installed in a 16" high x 42" wide weatherboard.
  • Page 12: Chassisinstallation

    This oag is NOT a toy. Failure to do so can result in personal injury end/or death IMPORTANT: When installing a Friedrich P-Series PTAC intoan existing sleeve, it is important to ensure that the unit is installed completely.
  • Page 13 ® the thumbscrews from the bottom, request a Side Mounting kit (Part No. PXSM) from Friedrich. Locate the service cord or conduit in the notch at the bottom right of the front cover. ®...
  • Page 14: Standard Unit Operations

    920-087-02 (9-03) C. Standard Unit Operation Rotate the temperature dial in small increments in the warmer or cooler direction. Moving the dial more than 1/4" at a time may overcompensate and result in an Control Operation extreme hot or cold situation. The full-range thermostat maintains room temperature at the desired setting in both If a remote thermostat is installed,see Appendix A,...
  • Page 15: Heatingcontrol(Heat Pumps & Emergency Heat)

    920-087-02 (9-03) E. Heating Control (heat pumpsand emergencyheat operation) NOTE: Heat pump models only. Heat pump equipped models use \OAD O_" backup electric resistance heating coils. At extremely low, outdoor ambient temperatures, the heat pump is automatically disabled and HEATING CONTROL the unit operates solely on electric resistance heat.
  • Page 16: Air Dischargegrille

    Installation Manual, all accessory installation instructions and the name, address and telephone Strictly follow installation instructions concerning number of the Authorized Friedrich Warranty Service clearances around the unit. Company in the area for the owner or operator. Secure components and accessories, such as the control door and front cover.
  • Page 17: Appendixa: Remotethermostatwiring

    920-087-02 (9-03) AppendixA: RemoteThermostat Unit Installation RemoteThermostatSelection& WiringGuidelines for Manual Changeover Thermostat Packaged TerminalAir Conditioners For Heat Pump equipped units: A single stage, heat/cool Follow the instructions and recommendations of the thermostat thermostat with a terminal for a reversingvalve operation isrequired. Terminal "B"...
  • Page 18 920-087-02 (9-03) AppendixA (continued) Remote Thermostat 208V Operation Auto Changeover Thermostat A singlestage heat/coolthermostatwith auto changeoveris needed. The wiring scheme is the same as the manualthermostat. 60HZDiagram Connection208V -t;t Remote Thermostat Installation Follow Steps 1 through 5 (pages 12 and 13), then: SMOOTHG RIBBED 6.
  • Page 19: Appendixb: Electricalwiringfor 265 V Models

    920-087-02 (9-03) AppendixB: ElectricalWiringfor 265 Volt Models NOTE: It is recommended that the PXSB subbase assembly, the PXCJ conduit kit and the PXDS disconnect switch be installed on all hardwired units. If installing a flush-floor mounted unit, make provisions for all the line voltage power leads and conduit to be removed for ease of maintenance and service to the chassis.
  • Page 20: Routinemaintenance

    920-087-02 (9-03) J. RoutineMaintenance NOTE: Units are to be inspected and serviced by qualified service personnel only. 1. Clean the unit air intake filter at least every 300 to 350 hours compressed air or vacuum. If using a pressure washer, be of operation.
  • Page 21: Basictroubleshooting Techniques

    Friedrich recommends gains,etc. are all variable itemsthat can affect propersizingof the that you consult with an applications engineer for proper sizing.
  • Page 22: Accessories

    920-087-02 (9-03) Friedrich PTACAccessories MODELNUMBER DESCRIPTION PHOTO WALL SLEEVE G-90 zinc coated steel is prepared in an eleven- step process, then electrostaticanycoated witha polyester finish and cured in an oven for exceptional durability. The wall sleeve PXWS is insulated for thermal efficiency. 16" High x 42" Wide x 13¾"...
  • Page 23: Accessories

    DESCRIPTION PHOTO SLEEVE EXTENSION RETROFIT KIT G-90 zinc coated steel, 2.4" sleeve extension attached to the room side of the sleeve to allow for the installation of a P-Series Friedrich PXSE PTAC in a T-Series sleeve. PXSE _ LATERAL DUCT ADAPTER Attaches to the PTAC/PTHP unit and provides a transition to direct up to 35% of the total CFM to a secondary room, eitherleft or right ofthe unit.
  • Page 24: Warranty

    For international warranty information, contact the Friedrich Air Conditioning Company - International Division. Reasonable proof must be presentedto establish the original purchase date, otherwise the beginningdate ofthis certificate will be consideredto be our shipment date plus sixty days.

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