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York YHAU-CGN-CXR Series
Johnson Controls York YHAU-CGN-CXR Series Manuals
Manuals and User Guides for Johnson Controls York YHAU-CGN-CXR Series. We have
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Johnson Controls York YHAU-CGN-CXR Series manual available for free PDF download: Installation, Commissioning, Operation, And Maintenance
Johnson Controls York YHAU-CGN-CXR Series Installation, Commissioning, Operation, And Maintenance (184 pages)
Double Effect Direct Fired Small Absorption Chiller-Heater
Brand:
Johnson Controls
| Category:
Chiller
| Size: 4 MB
Table of Contents
Table of Contents
3
General Safety Guidelines
7
Safety Symbols
7
Changeability of this Document
8
Associated Literature
8
Nomenclature
9
General Chiller-Heater Information and Safety
10
Introduction
10
About this Manual
10
Warranty
11
Quality Assurance
11
Emergency Shutdown
12
High Temperature and Pressure Cleaning
12
Safety Labels
13
Product Description
15
Chiller-Heater Components
15
Control Panel
15
How It Works (Direct Fired Units)
17
Evaporator
17
Absorber
18
Plate Type Heat Exchangers
18
Parallel Flow
19
High Temperature Generator (HTG)
19
Low Temperature Generator (LTG)
19
Condenser
19
Crystallization
20
Why Does Crystallization Occur
21
Handling, Storage, Installation, and Reassembly
22
Inspection
23
Inspection Window
23
Installation Guidelines
23
Hoisting the Machine
25
Moving the Machine on Rollers
25
Storage Method of the Chiller-Heater
28
Structural Support and Installation
28
Indoor and Outdoor Installation
28
Electrical
29
Precautions for Use
29
Leak Testing
30
Electrical Shock Cautions
30
Use of Gas
30
Vibration and Isolation Details
31
Rupture Disk and Relief Piping
32
Rupture Disk Discharge Piping Material
33
Rupture Disk Discharge Piping Construction
33
Rupture Disk Discharge Piping Sizing
34
Flue Equipment Procedure
37
Hot Insulation/Cold Insulation Common Procedure
39
Technical Data
42
Upper Communication Specification
78
Sound Data
85
Commissioning
86
General Guidelines for Use
86
Precautions for the Use of Water
87
Chilled/Hot Water Outlet Temperature Controller
87
Liquid Level Gauges
88
Start the Chiller-Heater
88
Stop the Chiller-Heater
89
Interlocking Procedure
89
Operation
105
YHAU-CGN/H-CXR(M) Control Center
105
Common Items
105
Change Numeric Values
107
Main Screen
108
Operating Status
108
Control Parameter
130
Valve Operation
131
Date and Time
132
Operation Switch
133
Select Language
133
Weishaupt Burner Operation LCD
134
Single Loop Controller
134
Maintenance
146
Exhaust Duct Inspection
146
Valve Inspection
146
Solenoid Valves
147
Air Purge Valves and Drain Valves
147
Purge Valves
147
Start the Chiller-Heater after It Has Been Stopped for a Long Period
147
Checks after Operation Starts
147
Purge Procedure
148
Capacity Check Method of Service Vacuum Pump
148
Manual Method to Purge Non-Condensable Gas Directly from Absorber
149
Manual Method to Purge Non-Condensable Gas from the Purge Tank
150
Automatic Method to Purge Non-Condensable Gas from the Purge Tank
150
Refrigerant Refining Method
154
Manual Refrigerant Blow down and Diluting Method
155
Decrystallization Method
155
Decrystallization
156
Precautions for Decrystallization
157
Maintenance Items
157
Lifespan for Various Parts
160
Water Quality Control
161
Chemical Water Treatment
161
Replacement of Water
162
Treatment for Long Stoppage of the Absorption Chiller-Heater
162
Chemical Treatment
162
Flow Speed in Tubes
162
Storage Method of the Chiller-Heater
165
Precautions against External Damage
167
Storage Method of the Cooling Water During Heating Operation Period
167
Troubleshooting
175
Troubleshooting Performance Issues
179
Abnormal Solution and Refrigerant Levels
179
Actions to Take against Power Failure
182
Decommissioning, Dismantling, and Disposal
183
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