York YK Manuals

Manuals and User Guides for York YK. We have 8 York YK manuals available for free PDF download: Manual, Operating & Maintenance, Installation Instructions Manual, Operation And Maintenance, Wiring Diagram, Installation Manual, Service Instructions Manual

York YK Manual (115 pages)

Centrifugal Liquid Chiller Style G

Brand: York | Category: Chiller | Size: 2.54 MB

Nomenclature
2
Table of Contents
3
Features
5
Introduction
5
- Compressor
  9
- Capacity Control
  9
- Lubrication System
  9
Equipment Overview
9
- Water-Cooled Oil Cooler
  10
- Motor Driveline
  10
- Heat Exchangers
  10
- Shells
  10
- Waterboxes
  11
- Condenser
  11
- Evaporator
  11
- Tubes
  11
- Water Flow Switches
  12
- Optiview Control Center Introduction
  12
- Control Panel
  12
- Refrigerant Flow Control
  16
- Codes and Standards
  17
- Isolation Mounting
  17
- Refrigerant Containment
  17
- Paint/Shipment
  17
- Optiview Control Center
  19
- System Screen
  20
- Evaporator Screen
  21
- Condenser Screen
  21
- Compressor Screen
  22
- Hot Gas Bypass Screen
  22
- Variable Geometry Diffuser (Optisound Control)
  23
- History Screen
  23
- Capacity Control Screen
  24
- Setpoints
  24
- Operations
  25
- Motor Details
  25
- Remote Control
  26
- Display Messages
  26
- Johnson Controls Optispeed Drive Starter
  27
- Optispeed Drive Starter Option
  27
Accessories and Modifications
27
Application Data
39
Dimensions
74
Weights
97
Guide Specifications
99
SI Metric Conversion
112

York YK Operation And Maintenance (38 pages)

CENTRIFUGAL LIQUID CHILLERS

Brand: York | Category: Chiller | Size: 1.72 MB

Table of Contents
5
Section 1 - Description of System and Fundamentals of Operation

7
- System Operation Description
  7
- Capacity Control
  7
FIGURE 1 - Compressor Prerotation Vanes

7
FIGURE 2 - Refrigerant Flow-Thru Chiller (Falling Film Evaporator)

8
Section 2 - System Operating Procedures

9
Section 3 - System Components Description

15
- Capacity Control
  15
- Compressor
  15
- Compressor Lubrication System
  15
- General
  15
- Oil Pump
  15
- Heat Exchangers
  19
- Motor Driveline
  19
- Oil Heater
  19
- Refrigerant Flow Control
  19
- Optional Hot Gas Bypass
  20
- Optional Service Isolation Valves
  20
- Optiview Control Center
  20
- Solid State Starter (Optional)
  20
- Variable Speed Drive (Optional)
  20
Section 4 - Operational Maintenance

21
- Oil Return System
  21
- Changing the Dehydrator
  21
FIGURE 11 - Charging Oil Reservoir with Oil

22
TABLE 1 - Operation Analysis Chart

23
Section 5 - Troubleshooting

23
- FIGURE 12 - Evacuation of Chiller
  
  25
- Vacuum Testing
  26
Section 6 - Maintenance

25
- Checking System for Leaks
  25
- Conducting R-134A Pressure Test
  25
- Renewal Parts
  25
- Operation
  27
- Refrigerant Charging
  27
- Vacuum Dehydration
  27
- FIGURE 14 - Diagram, Megging Motor Windings
  
  28
- FIGURE 15 - Motor Starter Temperature and Insulation Resistances
  
  29
- Compressor
  32
- Electrical Controls
  32
Section 7 - Preventive Maintenance

33
- Compressor
  33
- Compressor Motor
  33
- Greased Bearings
  33
- Motor Re-Lubrication Instruction
  33
- Leak Testing
  34
- Evaporator and Condenser
  34
- Oil Return System
  35
- Electrical Controls
  35
- Temperature
  37
TABLE 3 - si Metric Conversion

37

York YK Installation Instructions Manual (48 pages)

Centrifugal liquid chillers

Brand: York | Category: Chiller | Size: 3.15 MB

York YK Operating & Maintenance (61 pages)

CENTRIFUGAL LIQUID CHILLERS

Brand: York | Category: Chiller | Size: 1.73 MB

Reference Instructions
2
Section 1 Description of System and Fundamentals of Operation
4
Capacity Control
5
Section 2 Microcomputer Control Center
6
Control Center
8
Operation
8
Set Pressure
9
Display Hold
9
System Setpoints
10
Motor Current
10
Operating Hours
10
Data Logger
13
Operating Modes
22
Compressor Switch
23
Display Messages
23
Restart after Power Failure
25
Section 3 System Operating Procedures
31
Current Limit
33
Operating Log Sheet
34
Prolonged Shutdown
37
Oil Pump
37
Section 4 System Components Description
38
Front View
38
Rear View
38
Refrigerant Flow Control
41
Optional Hot Gas Bypass
42
Display Data
42
Optional Service Isolation Valves
42
Section 5 Operational Maintenance
43
Oil Return System
43
Changing the Dehydrator
43
The Oil Charge
44
Oil Charging Procedure
44
Section 7 Maintenance
50
Vacuum Testing
51
Vacuum Dehydration
52
Refrigerant Charging
53
Checking the Refrigerant Charge During Unit Shutdown
53
Handling Refrigerant for Dismantling and Repairs
54
Megging the Motor
54
Tube Fouling
56
Commercial Acid Cleaning
57
Section 8 Preventive Maintenance
59
Compressor Motor
59
Leak Testing
59
Electrical Controls
60

York YK Installation Manual (32 pages)

Medium Voltage 500 hp to 2500 hp, 2300 V, 3300 V, 4160 V, and 6600 V, 60 Hz 3300 V and 6600 V 50 Hz Variable Speed Drives

Brand: York | Category: Chiller | Size: 2.08 MB

Table of Contents
6
TABLE 1 - Unit Model Reference

8
Section 1 - Field Connection Notes

11
TABLE 2 - Oil Pump/Drive Power Supply

11
TABLE 3 - Minimum Voltage During Start-Up

12
Section 2 - Equipment Grounding

13
FIGURE 1 - Grounding Details

15
FIGURE 2 - Unit Dimensions (74 In. X 44 In. X 104 In.)

16
FIGURE 3 - Unit Dimensions (122 In. X 44 In. X 104 In.)

17
FIGURE 4 - Unit Dimensions (164 In. X 50 In. X 104 In.)

18
FIGURE 5 - Unit Dimensions (174 In. X 50 In. X 104 In.)

19
Section 3 - Installation

21
- General
  21
- Handling and Storage
  21
- Inspection
  21
- Safety Precautions
  21
- Drive Lifting and Assembly
  22
  - FIGURE 6 - Unit Clearances
    
    22
    
    FIGURE 7 - Lifting and Assembly
    
    23
    
    FIGURE 8 - Modbus Connections
    
    24
    
    Grounding
    25
  - Control Wiring
    24
  - Electrical Connection
    24
  - Power Wiring
    24
- Location
  22
- Mounting
  23
- Mounting Requirements
  23
- FIGURE 10 - Ground Bus Splice Connection
  
  25
- FIGURE 9 - Motor Lead Connections
  
  25
- FIGURE 11 - Oil Pump Connections
  
  26
- Oil Pump Wiring
  26
- Confirmation of Wiring
  27
- Pre-Energization Check
  27
- Upstream Protection
  27
TABLE 7 - si Metric Conversion

31

York YK Installation Instructions Manual (28 pages)

CENTRIFUGAL LIQUID CHILLERS WITH GRAPHIC CONTROL CENTER FOR ELECTROMECHANICAL STARTER, SOLID STATE STARTER, AND VARIABLE SPEED DRIVE. FIELD REASSEMBLY FOR FORM 3, 7, 9, AND FORM 10 SHIPMENT

Brand: York | Category: Chiller | Size: 4.16 MB

York YK Service Instructions Manual (24 pages)

CENTRIFUGAL LIQUID CHILLERS

Brand: York | Category: Chiller | Size: 0.36 MB

York YK Wiring Diagram (33 pages)

WITH OPTIVIEW CONTROL CENTER AND ELECTROMECHANICAL STARTER

Brand: York | Category: Chiller | Size: 3.11 MB

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Table of Contents

Table of Contents

Section 1 - Description of System and Fundamentals of Operation

FIGURE 1 - Compressor Prerotation Vanes

FIGURE 2 - Refrigerant Flow-Thru Chiller (Falling Film Evaporator)

Section 2 - System Operating Procedures

FIGURE 3 - Oil Level Indicator

FIGURE 5 - Chiller Starting Sequence and Shutdown Sequence (Variable Speed Drive)

FIGURE 4 - Chiller Starting Sequence and Shutdown Sequence (Em Starter and Solid State Starter)

FIGURE 6 - Liquid Chiller Log Sheets

Section 3 - System Components Description

FIGURE 7 - System Components Front View

FIGURE 8 - System Components Rear View

FIGURE 9 - Schematic Drawing - (Yk) Compressor Lubrication System

FIGURE 10 - Oil Return System

Section 4 - Operational Maintenance

FIGURE 11 - Charging Oil Reservoir with Oil

TABLE 1 - Operation Analysis Chart

Section 5 - Troubleshooting

FIGURE 12 - Evacuation of Chiller

Section 6 - Maintenance

TABLE 2 - System Pressures

FIGURE 13 - Saturation Curve

FIGURE 14 - Diagram, Megging Motor Windings

FIGURE 15 - Motor Starter Temperature and Insulation Resistances

Section 7 - Preventive Maintenance

TABLE 3 - si Metric Conversion

Table of Contents

Table of Contents

Table of Contents

TABLE 1 - Unit Model Reference

Section 1 - Field Connection Notes

TABLE 2 - Oil Pump/Drive Power Supply

TABLE 3 - Minimum Voltage During Start-Up

Section 2 - Equipment Grounding

FIGURE 1 - Grounding Details

FIGURE 2 - Unit Dimensions (74 In. X 44 In. X 104 In.)

FIGURE 3 - Unit Dimensions (122 In. X 44 In. X 104 In.)

FIGURE 4 - Unit Dimensions (164 In. X 50 In. X 104 In.)

FIGURE 5 - Unit Dimensions (174 In. X 50 In. X 104 In.)

Section 3 - Installation

FIGURE 6 - Unit Clearances

FIGURE 7 - Lifting and Assembly

FIGURE 8 - Modbus Connections

FIGURE 10 - Ground Bus Splice Connection

FIGURE 9 - Motor Lead Connections

FIGURE 11 - Oil Pump Connections

TABLE 5 - Control and Oil Pump Wire Numbers and Termination Points for YD-SYS 1 and YD-SYS 2

TABLE 4 - Control and Oil Pump Wire Numbers and Termination Points for YK Chiller

TABLE 6 - Control and Oil Pump Wire Numbers and Termination Points for YKEP-SYS 1

TABLE 7 - si Metric Conversion

Table of Contents

Table of Contents

Table of Contents

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