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Johnson Controls YORK Tempo YLAA0135SE manual available for free PDF download: Installation Operation & Maintenance
Johnson Controls YORK Tempo YLAA0135SE Installation Operation & Maintenance (192 pages)
AIR-COOLED LIQUID CHILLERS HERMETIC SCROLL, AIR-COOLED SCROLL CHILLERS WITH MICROCHANNEL CONDENSER COILS, R-410A
Brand:
Johnson Controls
| Category:
Chiller
| Size: 9.39 MB
Table of Contents
Table of Contents
5
Section 1 - General Chiller Information and Safety
15
Introduction
15
Warranty
15
Safety and Quality
15
Standards for Safety and Quality
15
Responsibility for Safety
16
About this Manual
16
Misuse of Equipment
16
Suitability for Application
16
Structural Support
16
Mechanical Strength
16
General Access
16
Pressure Systems
17
Electrical
17
Rotating Parts
17
Sharp Edges
17
Refrigerants and Oils
17
High Temperature and Pressure Cleaning
17
Emergency Shutdown
17
Section 2 - Product Description
19
Introduction
19
General System Description
19
Compressors
19
Cooler (Evaporator)
19
Condenser
20
Millennium Control Center
20
Communications
21
High Ambient Kit
21
Building Automation System Interface
21
Power Panel
21
Accessories and Options
22
Power Options
22
Control Options
22
Compressor, Piping, Evaporator Options
22
Condenser and Cabinet Options
23
Unit Components
25
Fig. 1 - Unit Components Front
25
Fig. 2 - Unit Components Side
26
Control / Power Panel Components
27
Fig. 3 - Power Panel Components
27
Fig. 4 - Power Panel / Control Components
28
Product Identification Number (Pin)
29
Basic Unit Nomenclature
29
Fig. 5 - Refrigerant Flow Diagram
34
Process and Instrumentation Diagram
35
Fig. 6 - Process and Instrumentation Diagram
35
Section 3 - Handling and Storage
37
Delivery and Storage
37
Inspection
37
Moving the Chiller
37
Lifting Weights
37
Rigging Instructions
38
Fig. 7 - Unit Rigging/Lifting
38
Section 4 - Installation
39
Installation Checklist
39
Handling
39
Inspection
39
Location and Clearances
39
Foundation
39
Ground Level Locations
40
Rooftop Locations
40
Noise Sensitive Locations
40
Spring Isolators (Optional)
40
Compressor Mounting
40
Remote Cooler Option
40
Chilled Liquid Piping
40
Pipework Arrangement
41
Fig. 8 - Chilled Liquid System
41
Duct Work Connection
42
General Requirements
42
Wiring
42
Evaporator Pump Start Contacts
42
System Run Contacts
42
Alarm Status Contacts
43
Remote Start/Stop Contacts
43
Remote Emergency Cutoff
43
Remote Temp Reset Input
43
Load Limit Input
43
Flow Switch Input
43
Compressor Heaters
43
Relief Valves
43
High Pressure Cutout
43
Single-Point Supply Connection - Terminal Block, Non-Fused Disconnect Switch or Circuit Breaker
44
Fig. 9 - Single-Point Supply Connection - Terminal Block, Non-Fused Disconnect Switch or Circuit Breaker
44
User Control Wiring Inputs
45
Fig. 10 - Control Wiring Inputs
45
User Control Wiring Outputs
46
Fig. 11 - Control Wiring Outputs
46
Section 5 - Technical Data
47
Operational Limitations (English)
47
Temperatures and Flows
47
Voltage Limitations
47
Table 1 - Temperatures and Flows
47
Table 2 - Voltage Limitations
47
Heat Exchanger Flow, Gpm
48
Ethylene & Propylene Glycol Correction Factors
48
Table 3 - Ethylene and Propylene Glycol Correction Factors
48
Physical Data (English)
50
Table 4 - Physical Data (English)
50
Electrical Data
52
Table 5 - Micro Panel Power Supply
52
Table 6 - Voltage Range
52
Electrical Notes
53
Electrical Data W/O Pumps
54
Wiring Lugs
58
Electrical Data W/ Pumps
60
Electrical Notes and Legend
68
Wiring Diagrams
72
Elementary Wiring Diagrams
72
Fig. 12 - Elementary Wiring Diagram, Sht 1
72
Fig. 13 - Elementary Wiring Diagram, Sht 2
74
Fig. 14 - Elementary Wiring Diagram, Sht 3
76
Fig. 15 - Elementary Wiring Diagram, Sht 4
78
Connection Diagrams
80
Fig. 16 - Connection Diagram, Sht 1
80
Fig. 17 - Connection Diagram, Sht 2
82
Fig. 18 - Connection Diagram, Sht 3
84
Fig. 19 - Connection Diagram, Sht 6
86
Fig. 20 - Connection Diagram, Sht 7
88
Fig. 21 - Dual Pump Wiring
90
Fig. 22 - Wiring
92
Fig. 23 - Wiring Diagram, Single Point Wiring Options
94
Fig. 24 - Layout - Power Blocks and Transformers
95
Dimensions (English)
96
Technical Data - Clearances
101
Fig. 25 - Unit Clearances - All Models
101
Weight Distribution and Isolator Mounting Positions
102
General
102
Sample Isolator Location Drawing
102
Isolator Locations
103
ISOLATOR INFORMATION (for Units Shipped on or after June 15, 2008)
106
One Inch Deflection Spring Isolator Cross-Reference
106
One Inch Deflection Spring Isolators Installation Instructions
107
Seismic Isolator Cross-Reference
108
Seismic Isolator Installation and Adjustment
109
Duralene Isolator Cross-Reference
110
Installation of Durulene Vibration Isolators
111
ISOLATOR INFORMATION (for Units Shipped before June 15, 2008)
112
SLRS Seismic Isolator Specifications
112
SLRS Seismic Isolator Installation and Adjustment
113
One Inch Deflection Spring Isolator Cross-Reference
114
Installation of 1" Deflection Mounts
115
Neoprene Isolator Cross-Reference
116
Two Inch Deflection, Seismic Spring Isolator Cross-Reference - SLRS
117
SLRS Seismic Isolator Installation and Adjustment
118
Section 6 - Commissioning
119
Preparation - Power off
119
Inspection
119
Refrigerant Charge
119
Service and Oil Line Valves
119
Compressor Oil
119
Fans
119
Isolation / Protection
119
Control Panel
119
Power Connections
119
Preparation - Power on
120
Switch Settings
120
Compressor Heaters
120
Water System
120
Flow Switch
120
Temperature Sensor(S)
120
Equipment Pre-Startup and Startup Checklist
121
Pre-Startup
121
Startup
121
Setpoints Entry List
122
Table 7 - Setpoints Entry List
122
Checking Superheat and Subcooling
123
Leak Checking
123
Unit Operating Sequence
124
Section 7 - Unit Controls
125
Introduction
125
IPU II and I/O Boards
125
Unit Switch
126
Display
126
Keypad
126
Battery Back-Up
126
Transformer
126
Programming # of Compressors
126
Status Key
127
Unit Status
127
General Status Messages
127
Fault Safety Status Messages
129
System Safeties
129
Unit Safeties
131
Unit Warning
131
Status Key Messages
132
Table 8 - Status Key Messages Quick Reference List
132
Display/Print Keys
133
Oper Data Key
133
Oper Data Quick Reference List
136
Table 9 - Operation Data
136
Print Key
137
Operating Data Printout
137
History Printout
138
History Displays
138
Software Version
140
Entry Keys
141
Up and down Arrow Keys
141
Enter/Adv Key
141
Setpoints Keys
142
Cooling Setpoints
142
Leaving Chilled Liquid Control
142
Return Chilled Liquid Control
143
Remote Setpoint Control
143
Schedule/Advance Day Key
143
Table 10 - Cooling Setpoints, Programmable Limits and Defaults
144
Program Key
145
Program Key Limits and Default
147
Table 11 - Program Key Limits and Default
147
Setpoints Quick Reference List
148
Table 12 - Setpoints Quick Reference List
148
Unit Keys
149
Options Key
149
Clock
153
Unit Keys Options Programming Quick Reference List
154
Table 13 - Unit Keys Options Programming Quick Reference List
154
Section 8 - Unit Operation
155
Capacity Control
155
Suction Pressure Limit Controls
155
Discharge Pressure Limit Controls
155
Leaving Chilled Liquid Control
155
Fig. 26 - Leaving Water Temperaturecontrol Example
155
Leaving Chilled Liquid Controloverride to Reduce Cycling
156
Leaving Chilled Liquid System Lead/Lag and Compressor Sequencing
156
Fig. 27 - Setpoint Adjust
156
Return Chilled Liquid Control
157
Table 14 - Sample Compressor Staging for Return Water Control
157
Return Chillled Liquid System Lead/Lag and Compressor Sequencing
158
Table 15 - Return Chilled Liquid Control for 4 Compressors (6 Steps)
158
Table 16 - Return Chilled Liquid Control for 4 Compressors (6 Steps)
158
Anti-Recycle Timer
159
Anti-Coincidence Timer
159
Evaporator Pump Control and York Hydro Kit Pump Control
159
Evaporator Heater Control
159
Pumpdown Control
159
Standard Condenser Fan Control
159
Fig. 28 - Condenser Fan Locationswiring Diagrams
160
Table 17 - Ylaa Standard Condenser Fan Control Using Discharge
161
Table 18 - Ylaa Standard Condenser Fan Control Using Discharge
162
Alarm Status
163
Compressor Run Status
163
Load Limiting
163
Table 19 - Compressor Operation - Load Limiting
163
Bas/Ems Temperature Reset Usinga Voltage or Current Signal
164
Section 9 - Service and Troubleshooting
165
Clearing History Buffers
165
Service Mode
165
Service Mode - Outputs
165
Service Mode - Chiller Configuration
166
Service Mode - Analog and Digital Inputs
166
Control Inputs/Outputs
167
Table 20 - I/O Digital Inputs
167
Table 21 - I/O Digital Outputs
167
Table 22 - I/O Analog Inputs
167
Table 23 - I/O Analog Outputs
167
Microboard Layout
168
Fig. 29 - Microboard Layout
168
Checking Inputs and Outputs
169
Digital Inputs
169
Analog Inputs - Temperature
169
Outside Air Sensor
169
Table 24 - Outdoor Air Sensor
169
Liquid & Refrigerant Sensor Test Points
170
Table 25 - Entering/Leaving Chilled Liquid Temp. Sensor, Temperature/Voltage Correlation
170
Analog Inputs - Pressure
171
Table 26 - Pressure Transducers
171
Digital Outputs
172
Fig. 30 - I/O Board Relay Contact Architecture
172
Optional Printer Installation
173
Parts
173
Assembly and Wiring
173
Obtaining a Printout
173
Fig. 31 - Printer to Microboard Electrical Connections
173
Troubleshooting
174
Table 27 - Troubleshooting
174
Section 10 - Maintenance
177
Important
177
Compressors
177
Oil Level Check
177
Oil Analysis
177
Condenser Fan Motors
177
Condenser Coils
177
Operating Parameters
177
On-Board Battery Back-Up
177
Evaporator Heater
177
Bacnet, Modbus and Yorktalk 2 Communications
178
Fig. 32 - Micro Panel Connections
179
Table 28 - Minimum, Maximum and Default Values
179
Table 29 - Values Required for Bas Communication
180
Table 30 - Real Time Error Numbers
180
Bacnet and Modbus Communications
181
Communications Data Map Notes
181
Table 31 - Bacnet and Modbus Communications Data Map
182
Yorktalk 2 Communications
185
Table 32 - Yorktalk 2 Communications Data Map
186
Temperature Conversion Chart
189
R410A Pressure Temperature Chart
190
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