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York YCAL0022 Manuals
Manuals and User Guides for York YCAL0022. We have
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York YCAL0022 manuals available for free PDF download: Installation, Operation And Maintenance Manual, Installation Operation & Maintenance
York YCAL0022 Installation, Operation And Maintenance Manual (230 pages)
Air-Cooled Liquid Chillers Hermetic Scroll
Brand:
York
| Category:
Chiller
| Size: 11.28 MB
Table of Contents
Table of Contents
5
Section 1 – General Chiller Information and Safety
15
Responsibility for Safety
16
Pressure Systems
17
FIGURE 1 - YCAL Air-Cooled Scroll Chillers
19
Section 2 – Product Description
19
Condenser
20
Unit On/Off Switch
21
Discharge Pressure Transducers and Readout Capability
22
Accessories and Options
22
Suction Pressure Transducers
23
Motor Current Module
23
Multi-Unit Sequencing
23
Compressor, Piping, Evaporator Options
23
Chicago Code Relief Valves
23
Flanges (ANSI/AWWA C-606 Couplings Type)
23
Heat Exchanger 300 PSIG (21 BARG) DWP Waterside
23
Hot Gas By-Pass
23
Low Temperature Brine
23
Service Isolation Valve
23
Copper Fin Condenser Coils
24
Enclosure Panels (Unit)
24
Louvered Panels (Full Unit)
24
Post-Coated Dipped Condenser Coils
24
Pre-Coated Fin Condenser Coils
24
Sound Reduction / Attenuation Options
24
Vibration Isolators
24
FIGURE 2 - Unit Components Single System Units
25
Unit Components YCAL0019 - 0033
25
Control - Power Panel Components YCAL0019-0033
26
FIGURE 3 - Control/Power Panel Components Single System Units
26
FIGURE 4 - Unit Components Dual System Units
27
FIGURE 5 - Control/Power Panel Components Dual System Units
28
FIGURE 6 - Refrigerant Flow Diagram
33
Refrigerant Flow Diagram
33
Basic Unit Nomenclature
29
Product Identification Number (PIN)
29
Unit Components - YCAL0043 - 0066
27
Control / Power Panel Components - YCAL0043 - 0066
28
Section 3 - Handling and Storage
35
Delivery and Storage
35
Inspection
35
Moving the Chiller (YCAL0043 - 0066 Dual System Only)
35
Lifting Weights
35
Moving the Chiller (YCAL0019 - 0033 Single Circuit Only)
35
Unit Rigging
36
Lifting Weights
36
FIGURE 7 - Unit Rigging/Lifting (YCAL0019 - 0033 Single Circuit Models Only)
36
FIGURE 8 - Unit Rigging/Lifting (YCAL0043- 0066 Dual Circuit Models)
37
Section 4 - Installation
39
Handling
39
Inspection
39
Installation Checklist
39
Location and Clearances
39
Ground Level Locations
39
Rooftop Locations
40
Noise Sensitive Locations
40
Chilled Liquid Piping
40
Compressor Mounting
40
Remote Cooler Option
40
Spring Isolators (Optional)
40
Duct Work Connection
41
Field Wiring
41
FIGURE 9 - Chilled Liquid System
41
General Requirements
41
Wiring
41
FIGURE 10 - Single-Point Supply Connection - Terminal Block, Non-Fused Disconnect Switch or Circuit Breaker
44
Control Wiring
45
Pipework Arrangement
41
Alarm Status Contacts
42
Evaporator Pump Start Contacts
42
Flow Switch Input
42
Load Limit Input
42
Remote Emergency Cutoff
42
Remote Start/Stop Contacts
42
Remote Temp Reset Input
42
System Run Contacts
42
Compressor Heaters
43
High Pressure Cutout
43
Relief Valves
43
FIGURE 11 - Control Wiring
45
TABLE 1 - Temperatures and Flows
47
TABLE 2 - Voltage Limitations
47
Operational Limitations (SI)
50
Voltage Limitations
50
Section 5 - Technical Data
47
Operational Limitations (English)
47
Voltage Limitations
47
TABLE 5 - Ethylene and Propolyne Glycol Correction Factors
50
TABLE 4 - Voltage Limitations
50
TABLE 3 - Temperatures and Flows (Si)
50
TABLE 6 - Physical Data (English)
53
Electrical Data (English)
54
TABLE 7 - Electrical Data (English)
54
TABLE 8 - Micro Panel Power Supply
58
TABLE 9 - Voltage Range
58
Electrical Notes and Legend
59
Physical Data (English)
53
FIGURE 12 - Control Wiring Diagram, Single Circuit, Ipu II
60
FIGURE 13 - Control Wiring Diagram, Single Circuit, Ipu II
63
FIGURE 14 - Control Wiring Diagram, Dual Circuit, Ipu II
64
FIGURE 15 - Control Wiring Diagram, Dual Circuit, Ipu II
66
FIGURE 16 - Control Wiring Diagram, Details, Single Circuit
68
FIGURE 17 - Control Wiring Diagram, Details, Dual Circuit
70
FIGURE 18 - Power Wiring, Single Circuit
72
FIGURE 19 - Power Wiring, Single Circuit
74
FIGURE 20 - Power Wiring, Single Circuit
76
FIGURE 21 - Power Wiring, Single Circuit
78
FIGURE 22 - Power Wiring, Dual Circuit
80
FIGURE 23 - Power Wiring, Dual Circuit
82
FIGURE 24 - Connection Wiring, Single Circuit
84
FIGURE 25 - Connection Wiring, Single Circuit
86
FIGURE 26 - Connection Wiring, Single Circuit
88
FIGURE 27 - Connection Wiring, Single Circuit
90
FIGURE 28 - Connection Wiring, Dual Circuit
92
FIGURE 29 - Connection Wiring, Dual Circuit
94
FIGURE 30 - Unit Clearances - All Models
132
General
133
Weight Distribution and Isolator Mounting Positions YCAL0019 - 0033 (Without Pump Package Option)
133
Isolator Selection
134
General
135
FIGURE 31 - One Inch Deflection Spring Isolator Cross-Reference
136
FIGURE 32 - One Inch Deflection Spring Isolators Installation Instructions
137
FIGURE 33 - Durulene Isolator Cross-Reference
138
FIGURE 34 - Installation of Durulene Vibration Isolators
139
FIGURE 35 - Two Inch Deflection Seismic Isolator Cross-Reference
140
FIGURE 36 - Seismic Isolator Installation and Adjustment
141
FIGURE 37 - One Inch Deflection Spring Isolator Cross-Reference (Cip-X)
142
FIGURE 38 - Neoprene Isolator Cross-Reference
144
FIGURE 39 - Two Inch Deflection, Seismic Spring Isolator Cross-Reference
145
FIGURE 40 - Slrs Seismic Isolator Installation and Adjustment
146
Section 6 - Commissioning
147
Commissioning
147
Preparation - Power off
147
Inspection
147
Refrigerant Charge
147
Service and Oil Line Valves
147
Compressor Oil
147
Fans
147
Isolation / Protection
147
Control Panel
147
Supply Voltage
148
Preparation - Power on
148
Switch Settings
148
Compressor Heaters
148
Water System
148
Flow Switch
148
Temperature Sensor(S)
148
Equipment Start-Up Checklist
149
Checking Superheat and Subcooling
150
TABLE 10 - Setpoints Entry List
150
Leak Checking
151
Unit Operating Sequence
152
Section 7 – Unit Controls
153
Unit Switch
154
Status Key
155
Fault Safety Status Messages
156
System Safeties
157
Unit Safeties
158
TABLE 11 - Status Key Messages Quick Reference List
160
Oper Data Quick Reference List
164
TABLE 12 - Operation Data
164
TABLE 13 - Cooling Setpoints, Programmable Limits and Defaults
171
Schedule/Advance Day Key
172
TABLE 14 - Program Key Limits and Default
173
System Trip Volts
175
TABLE 15 - Setpoints Quick Reference List
176
Unit Keys
177
Option 4 – Ambient Control Type
178
Option 9 – Condenser Fan Control Mode
179
Option 15 – Refrigerant Type
180
Option 19 – Pump Control
181
History Printout
165
History Displays
166
Software Version
168
Entry Keys
169
Setpoints Keys
170
Return Chilled Liquid Control
171
Display/Print Keys
161
TABLE 16 - Unit Keys Options Programming Quick Reference List
182
Section 8 – Unit Operation
183
FIGURE 42 - Setpoint Adjust
184
FIGURE 41 - Leaving Water Temperature Control Example
184
Return Chilled Liquid Control
185
TABLE 17 - Sample Compressor Staging for Return Water Control
185
Anti-Recycle Timer
186
TABLE 18 - Return Chilled Liquid Control for 4 Compressors (6 Steps)
186
TABLE 19 - Return Chilled Liquid Control for 4 Compressors (6 Steps)
186
Evaporator Pump Control and York Hydro Kit Pump Control
187
Leaving Chilled Liquid Control Override to Reduce Cycling
184
TABLE 21 - YCAL0019 - YCAL0033 Condenser Fan Control Using Discharge Pressure Only
188
TABLE 22 - YCAL0043 - YCAL0066 Condenser Fan Control Using Discharge Pressure
189
FIGURE 46 - Liquid Line Sensing Bulb Location
190
FIGURE 47 - Potentiometer Settings
190
FIGURE 48 - Wiring
191
FIGURE 49 - Typical VFD Enclosure Locations
192
Configuration (Jumpers and Potentiometers)
193
TABLE 25 - VFD Jumpers
193
FIGURE 43 - YCAL0019 - YCAL0033 Fan Location (Typical)
188
FIGURE 44 - YCAL0043 - YCAL0066 Fan Location (Typical)
189
FIGURE 45 - Typical VFD Location
190
Programming - YCAL0019 – 0028
192
TABLE 24 - YCAL0019 - 0028 VFD Low Ambient Option - Condenser Fan Control Operation
192
FIGURE 50 - Typical VFD Enclosure Configurations
193
FIGURE 51 - Potentiometer Settings
194
FIGURE 52 - Inverter Power Wiring Schematic
194
FIGURE 53 - Inverter Wiring
195
TABLE 26 - YCAL033 VFD Low Ambient Option - Condenser Fan Control Operation
195
YCAL0033 Programming
195
FIGURE 54 - Typical VFD Enclosure Locations
196
YCAL0043 – 0066 Low Ambient Fan Control Option
196
Configuration (Jumpers and Potentiometers)
197
FIGURE 55 - Typical VFD Enclosure Configurations
197
TABLE 27 - VFD Jumpers
197
FIGURE 56 - Inverter Power Wiring Sc
198
FIGURE 57 - Potentiometer Settings
198
Programming
198
Wiring
194
TABLE 20 - YCAL0019 - YCAL0033 Condenser Fan Control Using Discharge Pressure
188
TABLE 23 - YCAL0043 - YCAL0066 Condenser Fan Control Using Discharge Pressure Only
189
YCAL0019-0028 Low Ambient Fan Control Option
190
FIGURE 58 - Inverter Wiring
199
TABLE 28 - YCAL0043-0066 VFD Low Ambient Option - Condenser Fan Control Operation
199
TABLE 29 - Compressor Operation -Load Limiting
200
Section 9 – Service and Troubleshooting
203
Service Mode – Chiller Configuration
204
Control Inputs/Outputs
205
TABLE 32 - I/O Analog Inputs
205
TABLE 33 - I/O Analog Outputs
205
FIGURE 59 - Microboard Layout
206
Checking Inputs and Outputs
207
TABLE 34 - Outdoor Air Sensor Temperature/Voltage / Correlation
207
Liquid and Refrigerant Sensor Test Points
208
TABLE 35 - Entering/Leaving Chilled Liquid Temperature Sensor
208
Analog Inputs – Pressure
209
TABLE 36 - Pressure Transducers
209
FIGURE 60 - I/O Board Relay Contact Architecture
210
System 1 Suction Transducer
210
FIGURE 61 - Printer to Microboard Electrical Connections
211
Parts
211
TABLE 31 - I/O Digital Outputs
205
TABLE 30 - I/O Digital Inputs
205
TABLE 37 - Troubleshooting
212
Section 10 – Maintenance
215
Overall Unit Inspection
216
FIGURE 62 - Micro Panel Connections
217
TABLE 38 - Minimum, Maximum and Default Values
217
TABLE 39 - Values Required for Bas Communication
218
TABLE 40 - Real Time Error Numbers
218
TABLE 41 - Bacnet and Modbus Communications Data Map
220
TABLE 42 - Yorktalk 2 Communications Data Map
224
Temperature Conversion Chart
227
R410-A Pressure Temperature Chart
228
Yorktalk 2 Communications
223
Bacnet and Modbus Communications
219
Advertisement
York YCAL0022 Installation Operation & Maintenance (200 pages)
AIR-COOLED LIQUID CHILLERS HERMETIC SCROLL STYLE E 50HZ 15-65 TON, Dual/Single Circuit
Brand:
York
| Category:
Chiller
| Size: 7.71 MB
Table of Contents
Table of Contents
5
Section 1 - General Chiller Information and Safety
11
Warranty
11
Safety
11
About this Manual
12
Misuse of Equipment
12
Section 2 - Product Description
15
General System Description
15
Introduction
15
Control Center
16
Accessories and Options
17
Power Panel
17
Compressor, Piping, Evaporator Options
18
Condenser and Cabinet Options
19
Sound Reduction Options
19
FIGURE 1 - Components Single System Units
20
FIGURE 2 - Control/Power Panel Components Single System Units
21
FIGURE 3 - Components Dual System Units
22
Control / Power Panel Components - YCAL0043 - 0066
23
Unit Components - YCAL0043 - 0066
22
Unit Components YCAL0019 - 0033
20
Control - Power Panel Components YCAL0019 - 0033
21
FIGURE 4 - Control/Power Panel Components Dual System Units
23
TABLE 1 - Product Identification Number (Pin)
24
Refrigerant Flow Diagram
27
FIGURE 5 - Refrigerant Flow Diagram
27
Section 3 - Handling and Storage
29
Lifting Weights
29
Delivery and Storage
29
Inspection
29
Moving the Chiller
30
Unit Removal from Shipping Container
30
Lifting Using Lugs
30
Lifting Using Shackles
30
Section 4 - Installation
31
Handling
31
Inspection
31
Installation Checklist
31
Location and Clearances
31
Chilled Liquid Piping
32
Compressor Mounting
32
Remote Cooler Option
32
Spring Isolators (Optional)
32
Duct Work Connection
33
FIGURE 6 - Chilled Liquid System
33
FIGURE 7 - Single-Point Supply Connection - Terminal Block, Non-Fused Disconnect Switch or Circuit Breaker
36
Control Wiring
37
Pipework Arrangement
33
Wiring
33
Compressor Heaters
35
High Pressure Cutout
35
Relief Valves
35
Single-Point Supply Connection
36
FIGURE 8 - Control Wiring
37
Section 5 - Technical Data
39
TABLE 3 - Voltage Limitations
39
TABLE 2 - Temperatures and Flows
39
FIGURE 9 - YCAL0019-0033 Heat Exchanger Flow, GPM
40
FIGURE 10 - YCAL0043-0066 Heat Exchanger Flow, GPM
41
Operational Limitations (SI)
43
Operation Limitations (English)
40
TABLE 5 - Voltage Limitations
43
TABLE 4 - Temperatures and Flows (SI)
43
TABLE 6 - Ethylene and Propolyne Glycol Correction Factors
43
FIGURE 11 - YCAL0019-0033 Heat Exchanger Flow, GPM
44
FIGURE 12 - YCAL0043-0066 Heat Exchanger Flow, GPM
45
TABLE 7 - Physical Data (English)
46
TABLE 8 - Sound Data - 50 Hz Line Frequency
48
Electrical Data (English)
50
FIGURE 13 - Control Circuit, SINGLE
54
FIGURE 14 - Control Circuit, Dual
56
FIGURE 15 - Power Circuit, Single
58
FIGURE 16 - Power Circuit, Single, Style D
60
FIGURE 18 - Connection Wiring Diagram Microboard, Single Circuit
64
FIGURE 19 - Connection Wiring Diagram Microboard, Dual Circuit
66
Elementary Wiring Diagram Details
68
FIGURE 20 - Elementary Wiring Diagram Details, Single Circuit
68
FIGURE 21 - Elementary Wiring Diagram Details, Dual Circuit
69
Dimensions
70
Sound Data (English)
48
TABLE 9 - Electrical Data (English)
50
TABLE 11 - Voltage Range
52
TABLE 10 - Micro Panel Power Supply
52
Electrical Notes and Legend
53
Elementary Wiring Diagram
54
FIGURE 17 - Power Circuit, Dual, Style D
62
Connection Wiring Diagram
64
Physical Data (English)
46
FIGURE 22 - Dimensions - YCAL0019
70
FIGURE 31 - Dimensions - YCAL0019 (SI)
89
FIGURE 32 - Dimensions - YCAL0022 (SI)
90
FIGURE 33 - Dimensions - YCAL0028 (SI)
92
FIGURE 34 - Dimensions - YCAL0033 (SI)
94
FIGURE 35 - Dimensions - YCAL0043 (SI)
96
FIGURE 36 - Dimensions - YCAL0046 (SI)
98
FIGURE 37 - Dimensions - YCAL0052 (SI)
100
FIGURE 38 - Dimensions - YCAL0056 (SI)
102
FIGURE 39 - Dimensions - YCAL0066 (SI)
104
FIGURE 40 - Unit Clearances - All Models
106
Isolators
107
Technical Data - Clearances
106
FIGURE 23 - Dimensions - YCAL0022
72
FIGURE 24 - Dimensions - YCAL0028
74
FIGURE 25 - Dimensions - YCAL0033
76
FIGURE 26 - Dimensions - YCAL0043
78
FIGURE 27 - Dimensions - YCAL0046
80
FIGURE 28 - Dimensions - YCAL0052
82
FIGURE 29 - Dimensions - YCAL0056
84
FIGURE 30 - Dimensions - YCAL0066
86
Dimensions (SI)
88
TABLE 12 - Isolator Selection YCAL0019 - 0033 (Without Pump Package Option)
108
Section 6 - Commissioning
121
Commissioning
121
Preparation - Power off
121
Preparation - Power on
122
Unit Operating Sequence
126
Section 7 - Unit Control Center
127
Introduction
127
Status Key
129
Status Key Messages
134
TABLE 13 - Status Key Messages Quick Reference List
134
TABLE 14 - Operation Data
138
TABLE 15 - Cooling Setpoints, Programmable Limits and Defaults
146
Program Key
147
Entry Keys
143
Setpoints Keys
144
Schedule/Advance Day Key
145
Display/Print Keys
135
TABLE 16 - Program Key Limits and Default
149
TABLE 17 - Setpoints Quick Reference List
150
Unit Keys
151
Clock
155
TABLE 18 - Unit Keys Options Programming Quick Reference List
156
Section 8 - Unit Operation
157
Capacity Control
157
Discharge Pressure Limit Controls
157
Leaving Chilled Liquid Control
157
Suction Pressure Limit Controls
157
FIGURE 41 - Setpoint Adjust
158
Leaving Chilled Liquid Control Override to Reduce Cycling
158
Leaving Chilled Liquid System Lead/Lag and Compressor Sequencing
158
Return Chilled Liquid Control
158
FIGURE 42 - Leaving Water Temperature Control Example
159
TABLE 19 - Sample Compressor Staging for Return Water Control
159
FIGURE 43 - YCAL0019 - YCAL0033 Fan Location (Typical)
163
TABLE 24 - YCAL0043 - YCAL0066 Condenser Fan Control Using Discharge Pressure
164
TABLE 25 - YCAL0043 - YCAL0066 Condenser Fan Control Using Discharge Pressure Only
164
YCAL0019 - 0033 Low Ambient Fan Control Option
165
Return Chilled Liquid System Lead/Lag and Compressor Sequencing
160
TABLE 20 - Return Chilled Liquid Control for 4 Compressors (6 Steps)
160
TABLE 21 - Return Chilled Liquid Control for 4 Compressors (6 Steps)
160
TABLE 23 - YCAL0019 - YCAL0033 Condenser Fan Control Using Discharge Pressure Only
163
TABLE 22 - YCAL0019 - YCAL0033 Condenser Fan Control Using Discharge Pressure
163
Standard Condenser Fan Control - YCAL0043 - YCAL0066
164
Anti-Coincidence Timer
161
Anti-Recycle Timer
161
Evaporator Heater Control
161
Evaporator Pump Control and York Hydro Kit Pump Control
161
Pumpdown Control
161
Standard Condenser Fan Control
161
Standard Condenser Fan Control - YCAL0019 - YCAL0033
163
FIGURE 44 - YCAL0043 - YCAL0066 Fan Location (Typical)
164
FIGURE 47 - Potentiometer Settings
165
FIGURE 45 - Typical VFD Location
165
FIGURE 46 - Liquid Line Sensing Bulb Location
165
FIGURE 53 - Inverter Wiring
170
FIGURE 52 - Inverter Power Wiring Schematic
170
FIGURE 54 - Typical VFD Enclosure Locations
171
FIGURE 55 - Typical VFD Enclosure Configurations
172
FIGURE 57 - Potentiometer Settings
173
FIGURE 56 - Inverter Power Wiring Schematic
173
TABLE 28 - YCAL0043-0066 VFD Low Ambient Option - Condenser Fan Control Operation
174
FIGURE 58 - Inverter Wiring
174
Alarm Status
175
Bas/Ems Temperature Reset Using Avoltage or Current Signal
175
Compressor Run Status
175
Load Limiting
175
FIGURE 48 - Wiring
166
TABLE 26 - YCAL0019 - 0028 VFD Low Ambient Option - Condenser Fan Control Operation
167
FIGURE 50 - Typical VFD Enclosure Configurations
168
FIGURE 49 - Typical VFD Enclosure Locations
168
FIGURE 51 - Potentiometer Settings
169
TABLE 27 - YCAL033 VFD Low Ambient Option - Condenser Fan Control Operation
170
YCAL0043 - 0066 Low Ambient Fan Control Option
171
TABLE 29 - Compressor Operation - Load Limiting
175
Section 9 - Service and Troubleshooting
177
Clearing History Buffers
177
Service Mode
177
Service Mode - Outputs
177
Service Mode - Analog and Digital Inputs
178
Service Mode - Chiller Configuration
178
Control Inputs/Outputs
179
TABLE 31 - I/O Digital Outputs
179
TABLE 34 - Outdoor Air Sensor Temperature/Voltage/Correlation
181
TABLE 35 - Entering/Leaving Chilled Liquid Temp. Sensor, Temperature/Voltage Correlation
182
TABLE 36 - Pressure Transducers
183
FIGURE 60 - I/O Board Relay Contact Architecture
184
FIGURE 61 - Printer to Microboard Electrical Connections
185
Troubleshooting
186
TABLE 32 - I/O Analog Inputs
179
TABLE 33 - I/O Analog Outputs
179
Optional Printer Installation
185
TABLE 30 - I/O Digital Inputs
179
FIGURE 59 - Microboard Layout
180
Checking Inputs and Outputs
181
TABLE 37 - Troubleshooting
186
Section 10 - Maintenance
189
Compressors
189
Condenser Coils
189
Condenser Fan Motors
189
Important
189
On-Board Battery Back-Up
189
Operating Parameters
189
Overall Unit Inspection
189
Plate and Frame Heat Exchanger (Evaporator) Heater
189
ISN Control
190
TABLE 39 - ISN Transmitted Data
190
TABLE 41 - Real Time Error Numbers
193
TABLE 42 - Minimum, Maximum and Default Values
194
Temperature Conversion Chart
197
R410-A Pressure Temperature Chart
199
TABLE 38 - ISN Received Data
190
TABLE 40 - ISN Operational and Fault Codes
192
Bacnet and Modbus Data Communication
193
York YCAL0022 Installation Operation & Maintenance (200 pages)
AIR-COOLED SCROLL CHILLERS
Brand:
York
| Category:
Chiller
| Size: 6 MB
Table of Contents
Table of Contents
4
Section 1 - General Chiller Information & Safety
10
Introduction
10
Warranty
10
Safety
10
Standards for Safety
10
Responsibility for Safety
11
About this Manual
11
Misuse of Equipment
11
Suitability for Application
11
Structural Support
11
Mechanical Strength
11
General Access
11
Pressure Systems
12
Electrical
12
Rotating Parts
12
Sharp Edges
12
Refrigerants and Oils
12
High Temperature and Pressure Cleaning
12
Emergency Shutdown
12
Section 2 - Product Description
13
Introduction
13
General System Description
13
Compressors
13
Evaporator (Heat Exchanger)
13
Condenser
14
Millenium Control Center
14
Power Panel
15
Accessories and Options
16
Power Options
16
Control Options
16
Compressor, Piping, Evaporator Options
17
Condenser and Cabinet Options
17
Sound Reduction Options
17
Unit Components Ycal0019 - 0033
19
Control - Power Panel Components Ycal0019-0033
20
Unit Components - Ycal0043 - 0066
21
Control / Power Panel Components - Ycal0043 - 0066
22
Product Identification Number (Pin)
23
Basic Unit Nomenclature
23
Refrigerant Flow Diagram
28
Section 3 - Handling and Storage
29
Delivery and Storage
29
Inspection
29
Moving the Chiller
29
Lifting Weights
29
Unit Rigging
31
Section 4 - Installation
33
Installation Checklist
33
Handling
33
Inspection
33
Location and Clearances
33
Foundation
33
Spring Isolators (Optional)
34
Compressor Mounting
34
Remote Cooler Option
34
Chilled Liquid Piping
34
Ground Level Locations
34
Rooftop Locations
34
Noise Sensitive Locations
34
Pipework Arrangement
35
Duct Work Connection
36
General Requirements
36
Wiring
36
Evaporator Pump Start Contacts
36
System Run Contacts
36
Alarm Status Contacts
37
Remote Start/Stop Contacts
37
Remote Emergency Cutoff
37
Remote Temp Reset Input
37
Load Limit Input
37
Flow Switch Input
37
Compressor Heaters
37
Relief Valves
37
High Pressure Cutout
37
Single-Point Supply Connection
38
Control Wiring
39
Section 5 - Technical Data
40
Operational Limitations (English)
40
Voltage Limitations
40
Temperatures and Flows
40
Operational Limitations (Si)
43
Voltage Limitations
43
Temperatures and Flows (Si)
43
Ethylene & Propolyne Glycol Correction Factors
43
Physical Data (English)
46
Sound Data (English)
48
Electrical Data (English)
50
Electrical Data
52
Electrical Notes and Legend
53
Elementary Wiring Diagram
54
Connection Wiring Diagram
64
Elementary Wiring Diagram Details
68
Dimensions (English)
70
Technical Data - Clearances
106
Isolators
107
Weight Distribution and Isolator Mounting Positionsycal0019 - 0033 (Without Pump Package Option)
107
Isolator Selection
108
Weight Distribution and Isolator Mounting Positionsycal0043 - 0066
109
Isolator Details - Units Shipped on or after June 15, 2008
110
Isolator Details - Units Shipped before June 15, 2008
116
Section 6 - Commissioning
121
Commissioning
121
Preparation - Power off
121
Inspection
121
Refrigerant Charge
121
Service and Oil Line Valves
121
Compressor Oil
121
Fans
121
Isolation / Protection
121
Control Panel
121
Supply Voltage
122
Preparation - Power on
122
Switch Settings
122
Compressor Heaters
122
Water System
122
Flow Switch
122
Temperature Sensor(S)
122
Equipment Startup Checklist
123
Checking the System Prior to Initial Start (no Power)
123
Unit Checks
123
Compressor Heaters(Power on - 24 Hours Prior to Start)
123
Panel Checks(Power on - both Unit Switch Off)
123
Setpoints Entry List
124
Checking Superheat and Subcooling
125
Leak Checking
125
Unit Operating Sequence
126
Section 7 – Unit Controls
127
Unit Switch
128
Status" Key
129
Fault Safety Status Messages
131
Unit Warning
133
Status Key Messages
134
Display/Print Keys
135
Oper Data Quick Reference List
138
Print Key
139
History Printout
140
Software Version
142
Entry" Keys
143
Setpoints" Keys
144
Return Chilled Liquid Control
145
Program Key
147
System Trip Volts
148
Unit Trip Volts
149
Setpoints Quick Reference List
150
Unit" Keys
151
Clock
155
Unit Keys Options Programming Quick Reference List
156
Section 8 – Unit Operation
157
Leaving Chilled Liquid System Lead/Lag and Compressor Sequencing
158
Return Chilled Liquid Control
159
Return Chillled Liquid System Lead/Lag and Compressor Sequencing
160
Anti-Recycle Timer
161
Ycal0019 - 0028 Low Ambient Fan Control Option
165
Wiring
166
Programming
167
Ycal0033 Low Ambient Fan Control Option
168
Wiring
169
Ycal0043 - 0066 Low Ambient Fan Control Option
171
Wiring
173
Load Limiting
175
Bas/Ems Temperature Reset Usinga Voltage or Current Signal
176
Section 9 – Service and Troubleshooting
177
Service Mode – Chiller Configuration
178
Control Inputs/Outputs
179
Microboard Layout
180
Checking Inputs and Outputs
181
Liquid & Refrigerant Sensor Test Points
182
Analog Inputs – Pressure
183
Digital Outputs
184
Optional Printer Installation
185
Troubleshooting
186
Section 10 – Maintenance
189
Isn Control
190
ISN Operational and Fault Codes
192
Bacnet and Modbus Data Communication
193
Serial Communication Analog Value Data
196
Serial Communication Binary Input Data
198
Temperature Conversion Chart
199
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