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®
WallMaster PTAC
Packaged Terminal Air Conditioners & Heat Pumps
• Standard
• Remote Thermostat
• Seacoast Protected
Installation & Operation Manual
920-087-02 (9-03)
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920-087-02 (9-03) 920-087-02 (9-03) Table of Contents Unit Components .........................................................................................................................................................................................2 P-Series Announcement/Model Number Code............................................................................................................................................3 Installation Recommendations .................................
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920-087-02 (9-03) 920-087-02 (9-03) Announcing the Friedrich P-Series Packaged Terminal Air Conditioner. A new approach to reliability and efficiency. A totally redesigned Friedrich PTAC. 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 p
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920-087-02 (9-03) 920-087-02 (9-03) PTAC Installation Recommendations For proper PTAC unit performance and maximum operating life please refer to the minimum installation clearances below: Figure 1 PTAC units should be installed no closer than 12" apart when THREE OR MORE PTACs two units are side by side. If ADJACENT 36" MINIMUM VIEW: OUTSIDE three of more PTAC units are to BUILDING ELEVATION operate next to one another allow TYP. WINDOW a minimum of 36" between units. Also, a vertical cle
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920-087-02 (9-03) 920-087-02 (9-03) Installation Instructions PXDR10 Drain Kit NOTE: Determine whether drain will be 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. Figure 3 1. Refer to
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920-087-02 (9-03) 920-087-02 (9-03) External Drain (for new construction or 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 1. Peel the backing tape off the gaskets and apply the sticky 4. Mount the fo
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133⁄4 " (34.9 cm) 10" (25.4 cm) max. 920-087-02 (9-03) 920-087-02 (9-03) Wall Sleeve Installation Instructions (PXWS) NOTE: Insure that the unit is only installed in a wall structurally adequate to support the unit including the 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. Figure 5 Typical Wall Sleeve Installation 161⁄4 "
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920-087-02 (9-03) 920-087-02 (9-03) Figure 6 A B Dimensions Dimension* Allow Allow for floor finishing 1⁄4" A (6.4 cm) for wall min. finishing (Minimum) Min. Max No Accessories 1⁄4" 1⁄4" (6.4 mm)* (6.4 mm) --- With Subbase 13⁄4" 31⁄2" 5" (4.5 cm) (8.9cm) (12.7cm) 133⁄4 " (35 cm) With Lateral Duct 3⁄4" 1⁄4" (1.9 cm) (6.4 mm) --- B Wall * If more than one accessory is to be used, use the maximum dimension. If the wall thickness is more than 133⁄4" (35cm) - (A + 1⁄4" [6.4 mm]), a sleeve extens
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920-087-02 (9-03) 920-087-02 (9-03) Section II — Deep Wall Installation (PXWE) If the wall 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 into the wall sleeve extension. Installation Instructions for the PXWE – 4" Wall Sleeve NOTE: Improper fabrication or installation of a wall sleeve extension Extension will
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920-087-02 (9-03) 920-087-02 (9-03) Installation Instructions Model PXGA Standard Grille 1. Remove the center support and weatherboard if still installed 5. Grasp the grille by the attached plastic handles. Position it with in the sleeve. the condensate drain knockouts facing down. From inside the building, maneuver the grille through the wall sleeve and pull 2. Insert six plastic grommets into the grille openings from the toward you until the screw heads are inserted into the keyhole
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920-087-02 (9-03) 920-087-02 (9-03) A. Installation Checklist Inspect all components and accessories for damage Install the recommended Condensate Drain Kits for o o 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 o o weatherboard. wall sleeve that is no deeper than 13 3/4". A baffle kit is required if the sleeve exceeds that depth. Check for proper wall sleeve ins
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920-087-02 (9-03) 920-087-02 (9-03) Section III – Chassis Installation * Check to be sure the wall sleeve, extension (if used), grille, and drain kit are installed properly before chassis installation 1. Remove the weatherboard and center support from NOTE: To avoid breaking the door or hinge pins, do not apply the sleeve (if still in place). Be sure an outdoor grille is excessive force when installing attached. Pins 2 1 Wall sleeve Control Door Weatherboard Front Panel Center support 3.
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920-087-02 (9-03) 920-087-02 (9-03) 4. Center the chassis in the pre-installed sleeve and carefully at the bottom back corners of the cover. Tighten them into push the chassis until the chassis flange and gasket contact the quick nuts located on the chassis to secure the cover. If the sleeve flange. the unit has been placed such that there is no room to insert the thumbscrews from the bottom, request a Side Mounting kit (Part No. PXSM) from Friedrich. Locate the service cord or conduit
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920-087-02 (9-03) 920-087-02 (9-03) C. Standard Unit Operation Rotate the temperature dial in small increments in the Rotary Switch Operation 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, the heating and cooling modes. Turn the dial page 18-20.
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920-087-02 (9-03) 920-087-02 (9-03) E. Heating Control (heat pumps and emergency heat operation) NOTE: Heat pump models only. Heat pump equipped models use backup electric resistance heating coils. At extremely low, outdoor ambient temperatures, the heat pump is automatically disabled and the unit operates solely on electric resistance heat. This control is located behind the decorative front cover and is found on the right side panel of the chassis. Its function is to allow you to set
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920-087-02 (9-03) 920-087-02 (9-03) H. Air Discharge Grille Moving parts hazard. Turn off electric power before servicing this component. Failure to do so can result in property damage, personal injury and/or death. The air discharge grille can be redirected to blow air either straight up or at an angle into the room. To change the airflow direction, remove the front cover, locate and remove the six grill retaining screws. Reverse the ends of the grille and refasten the grille to the cover.
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920-087-02 (9-03) 920-087-02 (9-03) Appendix A: Remote Thermostat Unit Installation Remote Thermostat Selection & Wiring Guidelines for Manual Changeover Thermostat Packaged Terminal Air Conditioners For Heat Pump equipped units: A single stage, heat/cool thermostat with a terminal for a reversing valve operation is required. Follow the instructions and recommendations of the thermostat Terminal "B" should be continuously energized in the heat mode manufacturer for installation and wiring.
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Remote Contr Remote Control Unit ol Unit OFF ON 920-087-02 (9-03) 920-087-02 (9-03) Appendix A (continued) Remote Thermostat 208V Operation Auto Changeover Thermostat A single stage heat/cool thermostat with auto changeover is needed. Connection Diagram The wiring scheme is the same as the manual thermostat. 208V 60HZ L2 L1 Remote Thermostat Installation Follow Steps 1 through 5 (pages 12 and 13), then: SMOOTH RIBBED G 6. Locate the terminal strip on the front of the control box (See Figure
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920-087-02 (9-03) 920-087-02 (9-03) Appendix B: Electrical Wiring for 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. To install the line voltage power leads and conduit to the chassis, follow the instructions
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920-087-02 (9-03) 920-087-02 (9-03) J. Routine Maintenance 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. Clean the filters with a mild detergent in warm careful not to bend the aluminium fin pack. Use a sweeping water and allow to dry thoroughly before reinstalling. up and down motion in the direction of the vertical
