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YCAL0024SC
York YCAL0024SC Manuals
Manuals and User Guides for York YCAL0024SC. We have
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York YCAL0024SC manual available for free PDF download: Installation Operation & Maintenance
York YCAL0024SC Installation Operation & Maintenance (136 pages)
MILLENNIUM Series AIR-COOLED LIQUID CHILLERS HERMETIC SCROLL
Brand:
York
| Category:
Chiller
| Size: 3.51 MB
Table of Contents
Table of Contents
4
Product Identification Number
7
Refrigerant Flow Diagram
9
Section 1 Installation
10
Standard Power Supply Wiring
14
Optional Single Point Power Supply Wiring
15
N-F Disc Sw or Circ Bkr
16
Control Wiring
17
Electrical Data
20
Micropanel Power Supply
20
Standard Single Point Power
21
Standard Dual Point Power
22
Optional Single Point Power
24
Optional Single Point Power
26
Optional Single Point Power
28
Operational Limitations
30
Ethylene Glycol Correction Factors
31
Ethylene Glycol Correction Factors
33
Physical Data
34
Physical Data (English)
35
Physical Data (Metric)
37
Pre-Startup Checklist
54
Initial Startup
55
Unit Operating Sequence
57
Section 2 Unit Controls
58
Status Key
65
Status Key Messages
65
Display/Print Keys
66
"Entry" Keys
73
Setpoints Key
74
Cooling Setpoints Programmable Limits & Defaults
76
Program Key Limits & Defaults
79
Unit Keys
81
Unit Keys
84
Unit Operation
85
Leaving Water Temperature Control
86
Compressor Staging for Return Water Control
89
Compressor Staging
89
Condenser Fan Control Using Outdoor Ambient
90
Low Ambient Condenser Fan Control - Ambient
91
Low Ambient Condenser Fan Control - Discharge
91
Pressure Control
91
Compressor Operation - Load Limiting
92
Section 3 Service and Troubleshooting
95
Microboard Analog Inputs
97
Microboard Binary Inputs
97
Microboard Outputs
97
Microboard Layout
98
Keypad Pin Assignment Matrix
103
Microboard Relay Contacts Architecture
103
Optional Printer Installation
104
Printer to Microboard Electrical Connections
104
Troubleshooting
105
Maintenance
108
Isn Control
109
Isn Received Data
109
Isn Transmitted Data
109
Isn Transmitted Data
110
Operational and Fault Codes
111
Elementary Diagram
112
Section 4 Wiring Diagrams
112
Elementary Diagram
116
Elementary Diagram
120
Elementary Diagram
124
Section 5 Appendix 1 – Isolators
128
R Spring Seismic Isolator
131
Type Cp Mounting
132
Aeqm" Spring-Flex Mounting
133
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