York YCWS0313SC Installation, Operation And Maintenance Manual Download

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YORK INTERNATIONAL

TABLE OF CONTENTS (CONT’D)

3.2

General Status Messages ................................................................................................. 45

3.3

Unit Warnings ................................................................................................................. 46

3.4

Anticipation Control Status Messages ........................................................................... 47

3.5

Unit Fault Status Messages ............................................................................................. 48

3.6

System Fault Status Messages ....................................................................................... 49

3.7

Printout on Fault Shutdown ............................................................................................ 52

4. DISPLAY KEYS ................................................................................................................................... 53

4.1

General ............................................................................................................................ 53

4.2

Chilled Liquid Temps Key .............................................................................................. 53

4.3

System Data Keys ........................................................................................................... 53

4.4

Ambient Temp Key ......................................................................................................... 54

4.5

Motor Current Key .......................................................................................................... 54

4.6

Operating Hrs / Start Counter Key .................................................................................. 55

4.7

Options Key and Dip Switch Settings ............................................................................. 55

4.8

DIP Switch Settings ........................................................................................................ 56

4.9

Function Key ................................................................................................................... 56

5. PRINT KEYS ........................................................................................................................................ 57

5.1

General ............................................................................................................................ 57

5.2

Oper Data Key ................................................................................................................. 57

5.3

Oper Data – Local Display Messages ............................................................................. 57

5.4

Oper Data – Remote Printout .......................................................................................... 59

5.5

History Key ..................................................................................................................... 60

5.6

History – Local Display Messages ................................................................................. 60

5.7

History – Remote Printout .............................................................................................. 63

5.8

Local Printer Option ....................................................................................................... 64

6. ENTRY KEYS ...................................................................................................................................... 66

6.1

General ............................................................................................................................ 66

6.2

Numerical Keypad .......................................................................................................... 66

6.3

Enter Key ......................................................................................................................... 66

6.4

Cancel Key ...................................................................................................................... 66

6.5

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Keys ......................................................................................................................... 66

7. SETPOINT KEYS AND CHILLED LIQUID CONTROL ............................................................. 67

7.1

General ............................................................................................................................ 67

7.2

Chilled Liquid Temperature Control ............................................................................... 67

7.3

Slide Valve Control ......................................................................................................... 68

7.4

Load Timers .................................................................................................................... 68

7.5

Slide Valve Position ........................................................................................................ 68

7.6

Compressor Starting and Loading Sequence .................................................................. 68

7.7

Compressor Loading ....................................................................................................... 69

7.8

Loading Limiting ............................................................................................................. 69

7.9

Compressor Unloading and Shutdown Sequence ........................................................... 69

7.10 Local Cooling Setpoints Key .......................................................................................... 69
7.11 Remote Cooling Setpoints Key ....................................................................................... 70