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Summary of Contents for Friedrich TEC12K34
- Page 1 INSTALLATION & OPERATION WallMaster _Packaged Terminal Air Conditioners Packaged Terminal Heat Pumps • Standard Unit • Seacoast Protected Unit • Remote Thermostat Unit • Central Desk Control Unit [_l,,IoHiI._.,5iIo]...
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Page 2: Table Of Contents
Table of Contents Page Installation Checklist ....................Electrical Requirements ....................Chassis Installation ...................... Unit Operation ....................... Temperature Limiting Thermostat ................Heating Control ......................Fan Cycle Switch ......................Vent Control ........................Air Outlet Louver ......................Startup Checklist ......................Routine Maintenance ....................Appendix A: Remote Thermostat ................ -
Page 3: Installation Checklist
Installation Checklist Electric shock hazard. Turn off electric power before service or installaSor Read these instructions carefully and completely All electrical connections and circuits are installed in compli- before attempting installation. Unit should be ance with and conform to the National Electrical Code and lo- installed by qualified service personnel ONLY. -
Page 4: Chassis Installation
Electrical Rating Tables All 230/208 volt units are equipped with power cords. See Appendix C on page 17 for wiring instructions on 265V units. Table 2 Wire sizes are per NEC. Check local codes NOTE: Use Copper Conductors ONLY. for overseas applications. Recommended branch circuit wire sizes* AWG Wire size**... - Page 5 Remove the front panel (contained in a protective plastic bag) from chassis. Remove the bag and dispose of it properly. Install the control door as Suffocation hazard. per instructions. Keep bag away from babies and children. To install, follow these steps: Do NOT use in cribs, beds or playpens, Destroy immediately after opening.
- Page 6 ® Install the front panel by placing the top of the panel onto the brackets at the top of the chas- sis. Rotate the bottom into place while locating Place on the service cord (or conduit) in a notch at the brackets bottom or sides of the front panel.
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Page 7: Unit Operation
Unit Operation Pushbutton Switch Operation Rotate the temperature dial in small increments in the warmer or cooler direction. Moving the dial Control Operation more than 1/4" at a time may overcompensate and result in an extreme hot or cold situation. Operates unit on cooling - cooling will not Cool begin if room temperature is below 60 E... -
Page 8: Heating Control
Heating Control NOTE: Heat pump models only. Heat pump equipped models use backup electric resistance heating coils. At extremely low outdoor OMP6" 04'Z_ ambient temperatures, the heat pump is automatically disabled and the unit operates solely on electric resistance heat. r"_ The heating control is located behind the front panel at the control box bottom and is accessible through the return air louver opening. -
Page 9: Air Outlet Louver
Air Outlet Louver The air outlet louver can be redirected to blow air either straight up or at an angle into the room. To change the airflow direction, remove the front panel, and the two screws on either side of the louver. -
Page 10: Routine Maintenance
Routine Maintenance NOTE: motor all bearings permanently sealed and do not require oiling. ,IJ Keep air intake filter clean. A dirty filter reduces the efficiency of the system and can cause erratic performance of controls. It can also result in damage to the heating element and compressor. The unit is provided with a washable filter that can be cleaned with soap and water. -
Page 11: Appendix
Appendix Selection, Wiring & Installation of Remote Thermostat Remote Thermostat Selection & Wiring Guidelines for Packaged Terminal Conditioners Follow the instructions and recommendations of the thermostat manufacturer for installation and wiring. We do not recommend a conventional heat pump thermostat with emergency electric heat selection for our heat pump units. Our units make an automatic decision about turning on emergency heat if the heating demand cannot be met by the heat pump. - Page 12 Auto Changeover Thermostat A single stage thermostat with dual stages of heating and auto changeover is needed. The recommended Thermostat/ Subbase combination is the Honeywell T-874C/Q 674E. ThermostatTerminal Jumper Wire to PTAC Terminal Y & W2 Unit Terminal Board JUnnpE_ Thermostat Terminals Installation...
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Page 13: Appendix B: Central
® Appendix A (Continued) Install the front panel by placing the top of the panel onto the brackets at the top of the chassis. Rotate the bottom into place while locating the service cord (or conduit) in the notch at the bottom or sides of the front panel. - Page 14 Appendix A (Continued) Remote Thermostat 208V Operation CAUTION CONNECTION DIAGRAM If the supply voltage is 208V, the low volt- age transformer IVlUST be wired for 208V operation. Failure to do so will result in lower control voltages to the unit and can dam- age low voltage components.
- Page 15 Appendix B: Installation Central Desk Control Follow steps 1 through 5 (pages 4 and 5), then: Attach two wires from the central desk control to the terminal board on the right side of the control box.The central desk control must provide 24 volts AC to this terminal board in order to switch the unit to the unoc- ®...
- Page 16 Appendix B (Continued) NOTE: If the unit is mounted flush to the floor, the service cord MUST be rerouted through the side of the front panel closest to the receptacle. A notch MUST be made in the front panel side where the cord exits...
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Page 17: Appendix C: Electrical
Appendix B (Continued) Central Desk Control Low Voltage Wiring Specifications Length of Run Total Length Wire Gauge 400 feet (120 m) 800 feet (240 m) 550 feet (155 m) 1100 feet (330 m) 1000 feet (300 m) 2000 feet (600 m) 1500 feet (450 m) 3000 feet (900 m) 2400 feet (730 m) -
Page 18: Warranty
For International warranty information, contact the Friedrich Air Conditioning Company - International Division. Reasonable proof mustbe presentedto establish the original purchase date, otherwise the beginning date ofthis certificate will be considered to be our shipment date plus sixty days. - Page 19 Friedrich Air Conditioning 4200 North Pan Am Expressway * RO. Box 1540 San Antonio, Texas 78295-1540 • U.S.A. Phone: (210) 357-4400 Fax: (210) 357-4480 rl'l-...
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