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Summary of Contents for Turbo Air ADR043AE
- Page 1 Turbo air Speeds Up the Pace of Innovation Part No. KUCTB2504 September 2020 edition Refrigeration System Installation & Operation Manual Please read this manual completely before attempting to install or operate this equipment ! Unit Cooler Condensing Unit...
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Page 2: Table Of Contents
CONTENTS Safety Information …………………………………… Inspection ……………………………………………… Locating Unit Cooler ………………………………… Unit Cooler Piping …………………………………… Expansion Valve Selection ………………………… Defrost ………………………………………………… Locating and Mounting Condensing Unit ……… System Operation …………………………………… Unit Cooler Troubleshooting ……………………… System Troubleshooting …………………………… Field Wiring ……………………………………………... -
Page 3: Safety Information
Check carefully for concealed damage. Any shortage or damages should be reported to the delivering carrier. Damaged material becomes the delivering carrier’s responsibility, and should not be returned to Turbo air unless prior approval is given. Check the serial tag information with invoice. Report any... -
Page 4: Locating Unit Cooler
Locating Unit Cooler. Minimum space required for Unit Cooler. Figure 1. One evaporator Figure 2. Two or more evaporators ※H=Space Required, Unit Cooler Height Recommended location methods of Unit Cooler. 1. Avoid placing Unit Cooler close to doors. Install like Figure 3 or Figure 4. 2. - Page 5 Locate evaporators so that air pattern cleaning without the use of tools. When covers all of the room. Do not restrict the lagging or bolting unit flush to the inlet or outlet air stream. When installed, ceilings, seal the joint between the top there should 12”clearance...
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Page 6: Unit Cooler Piping
Tube clamps should have gasket surface to prevent abrasion. The system as supplied by Turbo air was Figure 10. Installation of expansion valve thoroughly cleaned and dehydrated at the bulb. factory. Foreign matter may enter the system by way of the evaporator to condensing unit piping. - Page 7 Do not over tighten bulb clamps or the transmission of vibration into the deform the bulb in anyway. Install all building. refrigeration system components The piping chase must be thoroughly accordance with applicable local and sealed to protect the tube and prevent national codes and in conformance with ambient air from entering the refrigerated good practice required for the proper...
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Page 8: Expansion Valve Selection
Table 1 refer to SPORLAN, other expansion valve be referred to their catalogue. Table 1. Expansion Valve Specs by Model. CAPACITY Evap. Temp EXPANSION VALVE MODEL (BTUH) (°F/°C) SPORLAN ( R-404A ) SPORLAN ( R-448A/449A ) ADR043AE 4285 SBFSE-AA-C SBFDE-AAA-C ADR060AE 6058 SBFSE-AA-C SBFDE-AA-C ADR089AE 8989... - Page 9 CAPACITY Evap. Temp EXPANSION VALVE MODEL (BTUH) (°F/°C) SPORLAN ( R-404A ) SPORLAN ( R-448A/449A ) TCA084AE 8431 SBFSE-A-C SBFDE-AA-C TCA113AE 11352 SBFSE-A-C SBFDE-A-C TCA187AE 18827 SBFSE-B-C SBFDE-A-C TCA207AE 20761 SBFSE-B-C SBFDE-A-C TCA249AE 24986 25 / -4 SBFSE-B-C SBFDE-B-C TCA285AE 28475 SBFSE-B-C SBFDE-B-C...
- Page 10 Table 2. Recommended line size for suction diameter. ( R-404A) SYSTEM SUCTION TEMPERATURE CAPACITY +30。F +20。F +10。F -10。F BTUH 30’ 75’ 100’ 150’ 30’ 75’ 100’ 150’ 30’ 75’ 100’ 150’ 30’ 75’ 100’ 150’ 3000 4000 6000 9000 12000 1 1/8 15000 1 1/8...
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Page 11: Defrost
If the defrost time finished, defrost timer timer for preventing over heating. will turn on and the compressor and fans There are two kinds defrost timers. will run continuously. Turbo air uses bimetal method. At this time, fan power is supplied later... - Page 12 Defrost Thermostat Bimetal Disc Type Turbo air uses Klixon type thermostat control fan delay time and defrost made by Texas Instruments Company. termination time, adjust the position of This thermostat terminates defrost at thermostat.
- Page 13 For GRASSLIN’s DTSX-B-240 type ; refrigeration and fans. The DTSX Defrost Timer is identical in function, terminal identification, and Setting Defrost Initiation Time : wiring to the Paragon 8140 and Precision Move a white tab (tripper) on the outer 6140series Defrost Timers. dial outward at each desired initiation The DTSX may also be used to replace time.
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Page 14: Locating And Mounting Condensing Unit
Head Pressure Control This system is used to increase the efficiency of the system by controlling the condensing pressure when the outside temperature is low. A. Fan ON/OFF Control System (Standard) This system controls the condensing pressure by turning the condenser fan on/off using a pressure switch. - Page 15 and inadequate air flow may result. from general public and the street. Condensing units should be located away Make sure units are kept horizontal. Mounting Condensing Unit. Mounting base should be concrete or pads to avoid vibration or shifting. steel sufficient to support between 2 to 5 The anchor bolts should be used to fix times the weight of condensing unit.
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Page 16: System Operation
System Operation. Evaporator Superheat. Evaporator superheat is generated from the expansion valve bulb. Obtain pressure the compressor suction line reducing at a Schrader fitting in the evaporator system efficiency. suction connection area, near Normally 6℉ to 12℉ is acceptable on expansion valve bulb, and convert to most refrigeration systems. - Page 17 Refrigerant Charging. When charging a system with refrigerant charging 90% of system refrigerant that is in a vacuum with vacuum pump, capacity. the above process is very important to Start the system and finish charging until remove moisture inside system. The the sight glass indicates a full charge and moisture can cause system damage or the proper amount have been weighed in.
- Page 18 If a problem occurs on the high pressure side, it is necessary to check the system, so be sure to reset the system after visiting the site. Turbo air applied a manual reset method to protect the system.
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Page 19: Unit Cooler Troubleshooting
Unit Cooler troubleshooting. Symptoms Possible causes Solution Insufficient refrigerant Add refrigerant Check the easy oil return in Too much oil in unit cooler Cooling is suction line. insufficient. Superheat too high Adjust expansion valve. (Room Room thermostat set too high Adjust thermostat temperature too Manually... - Page 20 Symptoms Possible causes Solution Coil temperature not getting above Check heater operation freezing point during defrost. Adjust timer or more defrost Insufficient defrost period Coil not clearing cycle of frost during Adjust defrost thermostat defrost cycle Defrost cycle too short timer for longer cycle Defective timer...
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Page 21: System Troubleshooting
System troubleshooting. symptoms Possible causes Solution Main switch open Close switch Check electrical circuits motor winding shorts Blown fuse grounds. Replace fuse after fault corrected. Check all wire junctions. Tighten Loose wiring Compressor all terminal screws. not running System cable shut down Replace shutdown cable. - Page 22 symptoms Possible causes Solution Excessive loads Reduce load. High suction Check bulb location and clamping. pressure Expansion valve overfeeding. Adjust superheat. Lack of refrigerant. Check for leaks. Add charge. Evaporator dirty or iced Clean and defrost. Clogged liquid line filter drier. Replace filter drier.
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Page 23: Field Wiring
Field Wiring. Diagram 1. Typical wiring diagram for single evaporator with or without defrost timer. - Page 24 Diagram 2. Typical diagram for single evaporator defrost timer only. Diagram 3. Typical diagram for single evaporator with defrost timer and single phase heater contactor.
- Page 25 Diagram 4. Typical diagram for single evaporator with defrost timer and 3-phase heater contactor. Diagram 5. Typical diagram for single evaporator defrost timer only (TTE-TYPE).
- Page 26 4184E. Conant street Long Beach, CA 90808 FAX : 310-900-1008 Toll Free : 888-900-1002 (U.S.A & Canada) http://www.turboairinc.net...
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So is it through the Thermostat wire that the evaporators get power.or Is there going to be power ran from the condensing unit back to the evaporator?