York YMC2 A Manuals

Manuals and User Guides for York YMC2 A. We have 4 York YMC2 A manuals available for free PDF download: Installation Manual, Operation And Maintenance, Connection Diagram

York YMC2 A Installation Manual (78 pages)

With OptiView Control Center with R-134a, R-513A, R-1234ze, or R-515B

Brand: York | Category: Chiller | Size: 8 MB

Table of Contents
3
General Safety Guidelines
5
Safety Symbols
5
Wiring Warning
6
Refrigerant Warning
6
Changeability of this Document
7
Revision Notes
7
Associated Literature
7
Nomenclature
8
Overview
10
Component Combinations
10
Inspection, Damage, and Shortage
11
Installation Check: Request for Startup Service
11
Chiller Data Plate
12
Removing Long-Term Storage
12
Shipping and Receiving
14
Form 1 Shipment
14
Form 2 Shipment
14
Form 3 Shipment
15
Form 7 Shipment
15
Form 9 Shipment
16
Form 10 Shipment
17
Form 11 Shipment
18
Installation Preliminary Steps
19
Determine Location
19
Foundation and Clearance Requirements
19
Rigging the Unit to the Final Location
20
Rigging
20
Unit Rigging Form 1 and Form 2
22
Unit Rigging Form 3 Shipment
24
Unit Rigging Form 7 Shipment
29
Unit Rigging Form 9 and Form 10 Shipments
34
Unit Rigging Form 11 Shipment
37
Reassembly
42
Reassembling Form 3 and Form 7 Shipments
44
Reassembling Form 9 and Form 10 Shipments
52
Reassembling Form 11 Shipments
54
Installation Final Steps
57
Install Isolators
57
Neoprene Isolator Pads
57
Optional Spring Isolators
60
Making Connections
63
Piping Connections
64
Evaporator and Condenser Water Piping
64
Chilled Water
65
Flow Switches
66
Refrigerant Relief Piping
66
Unit Piping
68
Control Wiring
68
Power Wiring
69
Supplied Variable Speed Drive
69
Refrigerant Tubing Reassembly
69
Assembly of Straight Thread O-Ring Port Fittings
69
Assembly of O-Ring Face Seal Fittings
72
Apply Insulation
72
Installation Check, Request for Startup Service
73
Dimensions and Weights
75
Unit Dimensions
75
Weights
77
Unit Conversion
78

York YMC2 A Operation And Maintenance (28 pages)

CENTRIFUGAL LIQUID CHILLERS

Brand: York | Category: Chiller | Size: 1 MB

Table of Contents
5
Section 1 - System Fundamentals

7
- FIGURE 1 - YMC 2 Chiller Components
  
  7
- System Components
  7
  - Compressor
    7
  - Motor
    7
- Condenser
  8
- Evaporator
  8
- Heat Exchangers
  8
- Optional Hot Gas Bypass
  8
- Optional Service Isolation Valves
  8
- Optiview TM Control Center
  8
- Refrigerant Flow Control
  8
- Water Boxes
  8
- Capacity Control
  9
FIGURE 3 - Refrigerant Flow-Thru Chiller

10
Section 2 - System Operating Procedures

11
- Chiller Operation
  11
- Condenser Water Temperature Control
  11
- Operating Logs
  11
- Pre-Starting
  11
- Start-Up
  11
  - FIGURE 4 - Liquid Chiller Log Sheets
    
    12
  - FIGURE 5 - Evacuation of Chiller
    
    15
  - Vacuum Testing
    16
- Operating Inspections
  12
  - Daily
    12
- Annually (more Often if Necessary)
  13
- Monthly
  13
- Need for Maintenance or Service
  13
- Prolonged Shutdown
  13
- Semi-Annually (or more Often as Required)
  13
- Stopping the System
  13
- Weekly
  13
Section 3 - Maintenance

15
- Checking System for Leaks
  15
  - Leak Testing During Operation
    15
- Conducting R-22 Pressure Test
  15
- Renewal Parts
  15
  - TABLE 1 - System Pressures
    
    16
    
    FIGURE 6 - Saturation Curve
    17
    
    TABLE 2 - Refrigerant Charge
    18
    
    Chemical Water Treatment
    19
    
    Cleaning Evaporator and Condenser Tubes
    19
    
    Condensers and Evaporators
    19
    
    General
    19
    
    Handling Refrigerant for Dismantling and Repairs
    19
    
    Megging the Motor
    19
    
    Tube Fouling
    19
    
    Acid Cleaning of Tubes
    20
    
    Testing for Evaporator and Condenser Tube Leaks
    20
    
    Tube Cleaning Procedures
    20
    
    Compressor
    21
    
    Electrical Controls
    21
    
    Maintenance Requirements for York Ymc2 Chillers
    22
    
    TABLE 3 - Maintenance Requirements
    22
    
    Compressor and Motor
    23
    
    Electrical Controls
    23
    
    Evaporator and Condenser
    23
    
    Leak Testing
    23
    
    Preventative Maintenance
    23
  - Checking the Refrigerant Charge During Unit Shutdown
    18
  - Refrigerant Charging
    18
- Vacuum Dehydration
  17
  - Operation
    17
Section 4 - Troubleshooting

25
- TABLE 4 - Operation Analysis Chart
  
  25
- Metric Conversion
  27
- Temperature
  27
TABLE 5 - Analog Input Ranges (Low Pressure Chillers)

27

York YMC2 A Operation And Maintenance (28 pages)

Centrifugal Liquid Chillers with OptiView Control Center

Brand: York | Category: Chiller | Size: 1 MB

Table of Contents
5
Section 1 - System Fundamentals

7
- FIGURE 1 - YMC 2 Chiller Components
  
  7
- System Components
  7
  - Compressor
    7
  - Motor
    7
- Condenser
  8
- Evaporator
  8
- Heat Exchangers
  8
- Optional Hot Gas Bypass
  8
- Optional Service Isolation Valves
  8
- Optiview TM Control Center
  8
- Refrigerant Flow Control
  8
- Waterboxes
  8
- Capacity Control
  9
FIGURE 3 - Refrigerant Flow-Through Chiller

11
Section 2 - System Operating Procedures

13
- Chiller Operation
  13
- Condenser Water Temperature Control
  13
- Operating Logs
  13
- Pre-Starting
  13
- Start-Up
  13
  - FIGURE 4 - Liquid Chiller Log Sheets
    
    14
  - FIGURE 5 - Evacuation of Chiller
    
    17
  - Vacuum Testing
    18
- Operating Inspections
  14
  - Daily
    14
- Annually (more Often if Necessary)
  15
- Monthly
  15
- Need for Maintenance or Service
  15
- Prolonged Shutdown
  15
- Semi-Annually (or more Often as Required)
  15
- Stopping the System
  15
- Weekly
  15
Section 3 - Maintenance

17
- Checking System for Leaks
  17
  - Leak Testing During Operation
    17
- Conducting R-22 Pressure Test
  17
- Renewal Parts
  17
  - TABLE 1 - System Pressures
    
    18
    
    FIGURE 6 - Saturation Curve
    19
    
    TABLE 2 - Refrigerant Charge
    20
    
    Chemical Water Treatment
    21
    
    Cleaning Evaporator and Condenser Tubes
    21
    
    Condensers and Evaporators
    21
    
    General
    21
    
    Handling Refrigerant for Dismantling and Repairs
    21
    
    Megging the Motor
    21
    
    Tube Fouling
    21
    
    Acid Cleaning of Tubes
    22
    
    Testing for Evaporator and Condenser Tube Leaks
    22
    
    Tube Cleaning Procedures
    22
    
    Compressor
    23
    
    Electrical Controls
    23
    
    Annually (more Often if Necessary)
    24
    
    Daily
    24
    
    Maintenance Inspections for YORK YMC Chillers
    24
    
    Monthly (or more Often as Required)
    24
    
    Weekly
    24
  - Checking the Refrigerant Charge During Unit Shutdown
    20
  - Refrigerant Charging
    20
- Vacuum Dehydration
  19
  - Operation
    19
Section 4 - Troubleshooting

25
TABLE 3 - Operation Analysis Chart

25
TABLE 4 - si Metric Conversion

27

York YMC2 A Connection Diagram (18 pages)

Chiller with M1 Compressor

Brand: York | Category: Chiller | Size: 0 MB

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More York Manuals

York YMC2 A Manuals

York YMC2 A Installation Manual (78 pages)

Table of Contents

York YMC2 A Operation And Maintenance (28 pages)

Table of Contents

Section 1 - System Fundamentals

FIGURE 1 - YMC 2 Chiller Components

FIGURE 2 - Compressor Prerotation Vanes

FIGURE 3 - Refrigerant Flow-Thru Chiller

Section 2 - System Operating Procedures

FIGURE 4 - Liquid Chiller Log Sheets

FIGURE 5 - Evacuation of Chiller

Section 3 - Maintenance

TABLE 1 - System Pressures

Section 4 - Troubleshooting

TABLE 4 - Operation Analysis Chart

TABLE 5 - Analog Input Ranges (Low Pressure Chillers)

York YMC2 A Operation And Maintenance (28 pages)

Table of Contents

Section 1 - System Fundamentals

FIGURE 1 - YMC 2 Chiller Components

FIGURE 2 - Compressor Prerotation Vanes

FIGURE 3 - Refrigerant Flow-Through Chiller

Section 2 - System Operating Procedures

FIGURE 4 - Liquid Chiller Log Sheets

FIGURE 5 - Evacuation of Chiller

Section 3 - Maintenance

TABLE 1 - System Pressures

Section 4 - Troubleshooting

TABLE 3 - Operation Analysis Chart

TABLE 4 - si Metric Conversion

York YMC2 A Connection Diagram (18 pages)

Table of Contents

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