AT&T D-10,000, D-320 operating instructions Contents

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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-Cooled Condenser and Condenser Fan Cycling Control (Low Ambient)

3.Air to Refrigerant Heat Exchanger (Evaporator)

4.Expansion Valves

5.Hot Gas Bypass Valve (D-320 and Larger)

6.Low Pressure Switch

7.High Pressure Switch

8.Crankcase Heater (D-320-A thru D-2000-A and D-400-W thru D-1000-W)

9.Automatic Water Regulating Valve

10.Oil Sightglass

11.Refrigerant Liquid Line Filter Dryer

12.Water Pressure Switch

13.Desuperheating Valve (D-1600 and Larger)

14.High Temperature Control

15.Start Timer

I.START-UP

J.DESIGN CONDITIONS

K.SHUTDOWN

L.WATER-COOLED MODELS: Cooling Water Requirements

M.MAINTENANCE

1.Drain Valves

2.Refrigeration Condenser

3.Condenser Fans

N. REMOTE CONDENSER INSTALLATION (OPTIONAL) TROUBLESHOOTING GUIDE

WARRANTY PROCEDURES OTHER AIR/TAK PRODUCTS

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Contents Operating Instructions 107 W. Main Street Worthington, PA Phone 724.297.3416 FaxContents Location IntroductionReceiving FoundationElectrical Compressed AIR Circuit Refrigerant CircuitCrankcase Heater Where Required Low Pressure SwitchHigh Pressure Switch Expansion ValvesStart Timer Water Pressure Switch Water Cooled onlyHigh Temperature Control Oil SightglassSTART-UP WATER-COOLED Models Cooling Water Requirements Design ConditionsSHUT-DOWN Cooling Water Requirements MaintenanceInstallation of Remote Condenser Optional Dryer not running Dryer runningWater downstream DryerDryer inlet and outlet Power light on but dryerHigh pressure drop across Not running
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