Manual AT&T D-10,000

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  • AT&T D-10,000 - page 1

    107 W. Main Street Worthington, PA 16262 Phone: 724.297.3416 Fax: 724.297.5189 h t t p :/ / www.a ir ta k. c o m OPERATING INSTRUCTIONS Refrigerated Air Dryers Models D-320 through D-10,000 4-2002 ...

  • AT&T D-10,000 - page 2

    2 Contents A. INTRODUCTION B. RECEIVING C. LOCATION D. FOUNDATION E. PIPING F. ELECTRICAL G. COMPRESSED AIR CIRCUIT 1. Air to Air Heat Exchanger 2. Air to Refrigerant Heat Exchanger (Evaporator) 3. Drain Traps H. REFRIGERANT CIRCUIT 1. Refrigerant Compressor 2. Air-C ooled Condenser and Condenser Fan Cycling Control (Low Ambient) 3. Air to Refriger ...

  • AT&T D-10,000 - page 3

    3 A. INTRODUCTION AIR/TAK Refrigerated Compressed Air Dryers are of the hi gh-efficiency type, designed to effectively remove moisture from compressed air by means of a refrigerat ion process. The compressed air pressure dewpoint is reduced to 38°F and then reheated to prevent in-plant air lines from sweating. The 38°F dewpoint can be maintained ...

  • AT&T D-10,000 - page 4

    4 In keeping with good compressed air piping design, the air dryer should be installed on the downstream side of the air receiver and aftercooler. An AIR/TAK prefilter(s) for oil and dirt removal in stalled at the inlet of the dryer is recommended. Contamination can be present in a compress ed air system and can reduce the ability of the dryer heat ...

  • AT&T D-10,000 - page 5

    5 G. COMPRESSED AIR CIRCUIT 1. Air-to-Air Heat Exchanger: This unique high-efficiency heat exchanger is of a finned shell and tube design. The tubes are of high quality copper and are enhanced by outer fins of corrugated aluminum . The air is first directed into the shell of the heat exchanger and is baffled back and forth across the finned t ubes ...

  • AT&T D-10,000 - page 6

    6 The circuiting within the evaporator is serpent ined in such a manner as to guarantee a completely flooded evaporator. Each evaporator is designed to insure adequat e refrigerant velocity to eliminate the problem of oil return to the crankcase. 4. Expansion Valves: The thermostatic expansion valve (TXV) is used on Model D-320-A, and larger. This ...

  • AT&T D-10,000 - page 7

    7 10. Oil Sightglass: The oil sightglass is found on the side of the cr ankcase on accessible scroll compressors to provide a visual means of checking the oil level. The oil must be checked only while the compressor is in operation. During compressor operation the oil sight glass should be approximately 1/2 full. 11. Refrigerant Liquid Line Filter- ...

  • AT&T D-10,000 - page 8

    8 I. START-UP After the installation of your air dryer at a su itable location, the following checks should be made: a) Bypass piping installed and valves set to bypass the dryer. b) Before start-up, the refrigerant analyzer gauge should indicate a dryer shutdown pressure of 125-175 PSIG for R-22 or 74-108 PSIG fo r R-134a for Models D-320-A throug ...

  • AT&T D-10,000 - page 9

    9 J. DESIGN CONDITIONS Each dryer is shipped complete and ready for installation. Every dryer is tested and preset at the factory for optimum service at the design conditions. The following ar e the standard design conditions for a refrigerated dryer operating at 60 HZ: 38°F (3.3°C) Pressure Dew Point 100° F (37.8°C) Inlet Temperature (Compress ...

  • AT&T D-10,000 - page 10

    10 Cooling Water Requirements MODEL # HEAT TO COOLING WATER KW INPUT (4) COOLING WATER AMBIENT (1) GPM (2) GPM (3) D-400-W 23682 1780 4.7 1.9 1.95 D-500-W 33894 2550 6.8 2.7 2.6 D-600-W 37250 3650 7.5 3.0 2.92 D-800-W 52859 3980 10.6 4.3 4.22 D-1000-W 66150 5360 13.2 5.3 4.8 D-1600-W 90845 7366 18 7.3 6.82 D-2000-W 128646 10431 26 10.3 9.4 D-2500-W ...

  • AT&T D-10,000 - page 11

    11 SYMPTOMS PROBABLE CAUSE REMEDY Dryer not running. a. Disconnect open. a. Close disconnect. High temperature light off, analyzer gauge normal. b. Fuse blown. b. Replace fuse. c. Wiring, improper or broken. c. Check wiring diagram or repair. d. Control transformer d. Replace. defective. e. Unit not turned on. e. Turn unit on. Dryer not running. a. ...

  • AT&T D-10,000 - page 12

    12 SYMPTOMS PROBABLE CAUSE REMEDY g. Defective refrigerant g. Repair or replace compressor valves. compressor. h. Suction pressure too high. h. Adjust hot gas bypass valve. Dryer running. a. Leaky refrigerant circuitry. a. Locate and repair. High temperature light on, analyzer gauge pressure low. b. Suction pressure too low b. Adjust hot gas Check ...

  • AT&T D-10,000 - page 13

    13 High pressure drop across a. Excess flow. a. Dryer undersized. dryer inlet and outlet. Replace with larger dryer. b. Low air pressure. b. Dryer undersized. Replace with larger dryer. c. Partially frozen. c. Shut dryer off until ice melts. Power light “ON” but dryer a. No cooling water supply to a. Check cooling water supply. not running drye ...

Manufacturer AT&T Category Clothes Dryer

Documents that we receive from a manufacturer of a AT&T D-10,000 can be divided into several groups. They are, among others:
- AT&T technical drawings
- D-10,000 manuals
- AT&T product data sheets
- information booklets
- or energy labels AT&T D-10,000
All of them are important, but the most important information from the point of view of use of the device are in the user manual AT&T D-10,000.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals AT&T D-10,000, service manual, brief instructions and user manuals AT&T D-10,000. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product AT&T D-10,000.

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use AT&T D-10,000 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of AT&T D-10,000.

A complete AT&T manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

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5. FAQ - Frequently Asked Questions
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