York MILLENNIUM YS Manual page 4

Filter Drier Replacement .............................................................................. 42
Motor ............................................................................................................ 42
Determining Correct Refrigerant Charge Level .......................................... 42
Refrigerant Charging .................................................................................... 42
Refrigerant Leak Checking .......................................................................... 43
Pressure Connections .................................................................................. 43
Condenser Tubes .......................................................................................... 43
Condenser Water Side Tube Cleaning Procedure ....................................... 43
Chemical Cleaning Procedure .................................................................. 43
Mechanical Cleaning Procedure .............................................................. 44
Evaporator Tubes ......................................................................................... 44
Vibration Analysis ........................................................................................ 44
FIGURE
1 Model YS Style D Rotary Screw Liquid Chiller .................................
2 Rigging .................................................................................................
3 Standard Neoprene Vibration Isolator Pad Mounts ............................
4 Overall Dimensions - English, S0 thru S3 Compressor .......................
5 Overall Dimensions - English, S4 and S5 Compressor .......................
6 Overall Dimensions - Std. Intl., S0 thru S3 Compressor .....................
7 Overall Dimensions - Std. Intl., S4 and S5 Compressor .....................
8 Spring Isolators ....................................................................................
9 Schematic of a Typical Piping Arrangement for Cooling Units ..........
10 Typical Refrigerant Vent Piping from Relief Valves ...........................
11 Typical Refrigerant Vent Piping from Rupture Disk ...........................
12 YS Motor Connections (Electro-Mechanical Starter Application) .....
13 Installation Check List and Request for Authorized Start-Up
14 Component Layout Drawing ...............................................................
15 Oil Piping Schematic ...........................................................................
16 Oil Separator Schematic .....................................................................
17 Oil Filter Location ................................................................................
18 Oil Pressure Transducer Location ......................................................
19 Eductor Block ......................................................................................
20 Filter Driers and Oil Eductor ...............................................................
21 Oil Eductor Schematic ........................................................................
22 Refrigerant Schematic ........................................................................
23 Capacity Control Piping Schematic .....................................................
24 4-Way Directional Valve Subplate ......................................................
25 Oil Heater and Sight Glass ..................................................................
26 Transducer Measurement Points ........................................................
TABLE
1 Clearances ...........................................................................................
2 Weights - English, R-22 and R-134a Units, 50 and 60 Hz ..................
3 Weights - SI, R-22 and R-134a Units, 50 and 60 Hz ..........................
4 Refrigerant Relief Characteristics ......................................................
5 Variable Orifice Pressure Differential Setpoints .................................
6 York Oil Types ....................................................................................
7 Compressor Oil Limits ........................................................................
8 Refrigerant Charge Level ...................................................................
9 Water Flow Velocities .........................................................................
4
TABLE OF CONTENTS
LIST OF ILLUSTRATIONS
Engineer ........................................................................................
LIST OF TABLES
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YORK INTERNATIONAL