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INSTALLATION &
OPERATION GUIDE
PTAC
PACKAGED TERMINAL
AIR CON DI TION ERS
& HEAT PUMPS
Standard Control
Remote Thermostat
Seacoast Protected
920-087-04 (10-06)
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920-087-04 Table of Contents Unit Components ...............................................................................................................................................................................................2 Model Number Code ..........................................................................................................................................................................................3 Installation Recommendations .........................
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920-087-04 Thank you for your decision to purchase the newly designed Friedrich Packaged Terminal Air Conditioner (PTAC). We are confi dent that you will fi nd this unit a quiet and effi cient example of Friedrich reliability. This Installation and Operation Manual has been designed to insure maximum satisfaction in the performance of your unit. For years of trouble-free service, please follow the installation instructions closely. We cannot overemphasize the importance of proper installation. W
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920-087-04 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 or more PTAC units are to BUILDING ELEVATION operate next to one another allow TYP. WINDOW a minimum of 36" between units. Also, a vertical clearance of 60" 36" should
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920-087-04 Friedrich Digital Control Features The new Friedrich digital PTAC has state of the art features to improve guest comfort, indoor air quality and conserve energy. Through the use of specifi cally designed control software for the PTAC industry Friedrich has accomplished what other Manufactur- er’s have only attempted – a quiet, dependable, affordable and easy to use PTAC. Below is a list of standard features on every Friedrich PTAC and their benefi t to the owner. Digital Temperature B
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920-087-04 Friedrich Digital Control Features Continued Heat pump models will automatically run the electric heater to quickly bring the room up to temperature when initially energized, Instant Heat then return to heat pump mode. This ensures that the room is brought up to temperature quickly without the usual delay associ- Heat Pump Mode ated with heat pump units. The digital control monitors indoor conditions to ensure that the room temperature is within fi ve degrees of the setpoint. If nece
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920-087-04 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 build ing. 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 Drain Kit Location and Installation 1. Re
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920-087-04 External Drain (for new construction or unit re place ment) 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 4. Mount the foam gasket to the cover plate. Using two stic
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13¾ " (34.9 cm) 10" (25.4 cm) max. 920-087-04 Wall Sleeve Installation Instructions (PDXWS) 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 sub base or other means of support MUST be used. Please read these instructions com plete ly before attempting in stal la tion. Figure 5 Typical Wall Sleeve In stal la tion 16¼ " Electrical receptac
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920-087-04 Figure 6 Dimensions A B Dimension* Allow Allow for fl oor fi nishing ¼" A (6.4 cm) for wall min. fi nishing (Minimum) Min. Max No Accessories ¼" ¼" (6.4 mm)* (6.4 mm) --- With Subbase 1¾" 3½" 5" (4.5 cm) (8.9cm) (12.7cm) 13¾ " (35 cm) With Lateral Duct ¾" ¼" (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 13¾" (35cm) - (A + ¼" [6.4 mm]), a sleeve extension must be used. 3. Drill two 3/16" holes th
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920-087-04 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 overfl ow slots must be kept clear metal wall slee ve exten sion and fl ashing MUST be used. of sealant and gaskets so con den sate can fl ow freely into the wall sleeve extension. Installation Instructions for the PXWE – 4" Wall NOTE: Improper fabrication or installation of a wall sleeve Sleeve Extension extension will impair PTAC performanc
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920-087-04 Installation Instructions Model PXGA Standard Grille 1. Remove the center support and weatherboard if still in stalled 5. Grasp the grille by the attached plastic handles. Po si tion in the sleeve. it with the con den sate drain knock outs facing down. From in side the build ing, ma neu ver the grille through the wall 2. Insert six plastic grommets into the grille openings from the sleeve and pull to ward you until the screw heads are outside of the grille as shown in Figure 9
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920-087-04 A. Electrical Rating Tables All 230/208 volt units are equipped with power cords. See Appendix A on page 21 for wiring in struc tions on 265V units. NOTE: Use Copper Conductors ONLY. Wire sizes are per NEC, check local codes for over seas ap pli ca tions. Table 1 250 V Recep ta cles and Fuse Types Use ONLY wiring size recommended for WIRE SIZE single outlet branch circuit. AMPS 15 20* 30 Use ONLY type and size fuse or HACR cir- RECEPTACLE cuit breaker indicated on u
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920-087-04 Installation Checklist Inspect all components and accessories for damage Ensure that the chassis is installed in a 16" high x 42" wide before and after installation. wall sleeve that is no deeper than 13 3/4". A baffl e kit is required if the sleeve exceeds that depth. Remove the cardboard wall sleeve support and grille weatherboard. Ensure that drapes, bed, bedspread, furniture, etc. DO NOT block either return or discharge air grilles. Check for proper wall sleeve insta
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920-087-04 4. Center the chassis in the pre-installed sleeve and care ful ly them into the quick nuts located on the chassis to secure push the chassis until the chas sis fl ange and gas ket contact the cover. If the unit has been placed such that there is no the sleeve fl ange. room to insert 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. 4 6 Wall sleeve Wa
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920-087-04 Digital Control User Input Confi guration The adjustable control dip switches are located at the lower left hand portion of the digital Smart Center. The inputs are only visible and accessible with the front cover removed from the PTAC. Heating Range Switches 1 & 2 Dip Switch Setting 1) Electronic Temperature Limiting – Switches 1-4 Temperature Dip The digital control is set from the factory to allow a tempera- Range Switch ture range between 60°F and 90°F in both heating a
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920-087-04 Digital Control Operation Temperature Display Figure 12 The Friedrich digital PTAC is shipped from the factory to display Digital Control Panel the desired room temperature on the LED readout. The unit can be confi gured to display the room temperature by simultaneously pressing the ‘Cool’ and ‘High Fan’ buttons for three seconds the display will show an ‘R’ for one seconds to acknowledge the change. The unit will display the setpoint whenever the ‘Temp’ or buttons are pres
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920-087-04 Remote Thermostat and Low Voltage Control Connections Remote Thermostat All Friedrich PD model PTAC units are factory confi gured to be Note: To revert back to the Smart Center control of the unit replace controlled by either the chassis mounted Smart Center or a 24V the jumper wire between the ‘GL’ and ‘GH’ terminals that was single stage remote wall mounted thermostat. The thermostat removed in step 1. may be auto or manual changeover as long as the control confi guration match
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920-087-04 Desk Control Terminals Auxiliary Fan Control The Friedrich PD model PTAC has built-in provisions for The Smart Center also has the ability to control a 24VAC relay connection to an external switch to control power to the unit. The to activate an auxiliary, or transfer, fan. The outputs are listed as switch can be a central desk control system or even a normally F1 and F2 on the control board. open door switch. To connect the relay, simply wire one side of the relay to F1 and For de
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920-087-04 I. Start-up Checklist Inspect all components and accessories for Check the unit air fi lter, condenser coil and damage before and after installation. evaporator coil for any obstructions. Check installation for compliance with all national Check for proper operation of all components. and local codes and ordinances. Instruct the owner or operator of the units Read and follow all manufacturer's installation operation, and the manufacturer's instructions. recommended ro
