Johnson Controls York YKEP Manuals

Manuals and User Guides for Johnson Controls York YKEP. We have 2 Johnson Controls York YKEP manuals available for free PDF download: Operation And Maintenance, Operation Manual

Johnson Controls York YKEP Operation And Maintenance (34 pages)

CENTRIFUGAL LIQUID CHILLER WITH ECONOMIZER COMPRESSOR

Brand: Johnson Controls | Category: Chiller | Size: 2 MB

Table of Contents
5
FIGURE 1 - YKEP Chiller Major Components (Front View)

7
Section 1 - System Fundamentals

7
- Components
  7
- General
  7
- FIGURE 4 - Medium Voltage SSS
  
  8
- FIGURE 3 - Medium Voltage VSD
  
  8
- FIGURE 2 - YKEP Chiller (Rear View)
  
  8
- YKEP System Flow Explanation
  12
FIGURE 5 - YKEP System Flow Diagram

13
Section 2 - System Operating Procedures

15
- Chiller Operation
  15
  - FIGURE 6 - Oil Livel Indicator
    
    15
  - FIGURE 7 - Liquid Chiller Log Sheets
    
    17
  - Need for Maintenance or Service
    18
  - Prolonged Shutdown
    18
  - Stopping the System
    18
- Oil Heaters
  15
- Pre-Starting
  15
- Start-Up
  15
- Condenser Water Temperature Control
  16
- Operating Inspections
  16
- Operating Logs
  16
FIGURE 8 - Oil Return System

19
Section 3 - Maintenance

19
- Oil Return System
  19
- Renewal Parts
  19
  - FIGURE 9 - Charging Oil Reservoir with Oil
    
    20
    
    FIGURE 10 - Evacuation of Chiller
    22
    
    TABLE 1 - System Pressures
    23
    
    FIGURE 11 - Saturation Curve
    24
    
    Operation
    24
    
    Vacuum Dehydration
    24
    
    Refrigerant Charging
    25
    
    TABLE 2 - Refrigerant Charge
    25
    
    Condensers and Evaporators
    26
    
    Handling Refrigerant for Dismantling and Repairs
    26
    
    Megging the Motor
    26
  - Vacuum Testing
    23
- Checking System for Leaks
  21
- Conducting an R-22 Pressure Test
  22
- Compressors
  28
- Compressor Motors
  29
- Electrical Controls
  29
- Evaporator and Condenser
  29
- Leak Testing
  29
- Oil Return System
  29
Section 4 - Troubleshooting

31
TABLE 4 - Analog Input Ranges (Low Pressure Chillers)

33

Johnson Controls York YKEP Operation Manual (14 pages)

Oil Application, Oil Change Interval, and Oil Quality Limits Replacement Recommendations

Brand: Johnson Controls | Category: Chiller | Size: 0 MB

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Johnson Controls York YKEP Manuals

Johnson Controls York YKEP Operation And Maintenance (34 pages)

Table of Contents

FIGURE 1 - YKEP Chiller Major Components (Front View)

Section 1 - System Fundamentals

FIGURE 4 - Medium Voltage SSS

FIGURE 3 - Medium Voltage VSD

FIGURE 2 - YKEP Chiller (Rear View)

FIGURE 5 - YKEP System Flow Diagram

Section 2 - System Operating Procedures

FIGURE 6 - Oil Livel Indicator

FIGURE 7 - Liquid Chiller Log Sheets

FIGURE 8 - Oil Return System

Section 3 - Maintenance

FIGURE 9 - Charging Oil Reservoir with Oil

FIGURE 12 - Megging Motor Windings

FIGURE 13 - Motor Starter Temperature and Insulation Resistances

TABLE 3 - Operation Analysis Chart

Section 4 - Troubleshooting

TABLE 4 - Analog Input Ranges (Low Pressure Chillers)

Johnson Controls York YKEP Operation Manual (14 pages)

Table of Contents

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