York YMAA 0045 Manuals

Manuals and User Guides for York YMAA 0045. We have 1 York YMAA 0045 manual available for free PDF download: Installation Manual

York YMAA 0045 Installation Manual (148 pages)

AIR-COOLED CHILLER AND HEAT PUMP 50Hz 44-255kW

Brand: York | Category: Heat Pump | Size: 18.59 MB

Table of Contents
5
Section 1 - General Information and Safety
8
Introduction
8
Warranty
8
Safety
8
About this Manual
9
Misuse of Equipment
9
Section 2 - Product Description
11
Introduction
11
General System Description
11
Optiview Lt Controller
12
Power Panel
12
Driver Panel
13
Standard Equipment
13
Options
14
Hydro Kit
14
Refrigerant Flow Diagram
15
Unit Components
18
Section 3 - Handling and Storage
27
Lifting Weights
27
Delivery and Storage
27
Operating and Storage Conditions
28
Inspection
28
Moving the Unit by Forklift Trucks
28
Lifting the Unit
28
Section 4 - Installation
31
Installation Checklist
31
Handling
31
Inspection
31
Location and Clearances
31
Isolators (Optional)
32
Compressor Mounting
32
Chilled Liquid Piping
32
Pipework Arrangement
33
Wiring
36
Circuit Breaker
37
Emergency Cutout Button
37
Compressor Heaters
37
Bphe and Piping Heaters
37
Dual Pressure Relief Valves
37
Pressure Cutout
37
Wire Controller
37
Sc-Equipment Communication Card
37
Power Supply Connection
38
Control Wiring
41
Section 5 - Technical Data
43
Operational Limitations
45
Physical Data
47
Electrical Data
49
Electrical Diagram
51
Wiring Diagram
52
Dip Switch Setting
63
Dimensions
65
Technical Data - Clearances
75
Isolators - Weight Distribution and Isolator Mounting Positions
76
Isolator Details - One Inch Deflection Spring Isolator Cross-Reference
80
One Inch Deflection - Spring Isolators Installation Instructions
83
Two Inch Deflection Spring Isolator Cross-Reference
84
Two Inch Deflection Spring Isolator Installation and Adjustment
87
Neoprene Isolator Cross-Reference
88
Neoprene Isolator Installation and Adjustment
91
Section 6 - Commissioning
93
Commissioning
93
Preparation - Power off
93
Preparation - Power on
94
Unit Operating Sequence
98
Hydro Kit Commissioning
98
Circulation Pump
98
Control Modes
99
Mode Setting
100
Display
100
Operation
101
Section 7 - Optiview Lt Operation
102
Introduction
102
Main Interface
102
Privilege Management
102
System
102
System Setpoints
103
Unit
104
Fault
105
Hmi
106
Schedule
107
Diagnosis
107
Section 8 - Wire Controller Operation
109
Introduction
109
Interface
109
Basic Operations
110
Advanced Operations
110
Section 9 - Unit Operation
112
Capacity Control
112
Suction Pressure Limit Controls
112
Discharge Pressure Limit Controls
112
Compress Ratio Limit Controls
112
Discharge Temperature Controls
113
Inverter Frequency Control
113
Liquid Temp. Control
115
Variable Leaving Water Temperature Controls
116
Compressor Sequencing
117
Defrost Controls
118
Anti-Recycle Timer
119
Anti-Coincidence Timer
119
Evaporator and Piping Heater Controls
119
Compressor Crankcase Heaters
119
Auxiliary Heater Control
119
Ec Fan Control
119
Alarm Status
119
Section 10 - Service and Troubleshooting
120
Service Mode
120
Analog and Digital Inputs
120
Digital/Pwm Outputs and Communications
121
Running Status
121
Troubleshooting
122
Section 11 - Maintenance
124
Important
124
Compressors
124
Condenser Coils
124
Operating Parameters
124
Condenser Fan Motors
124
Bphe (Evaporator) Heater
124
Expansion Tank
124
Overall Unit Inspection
124
Pressure Relief Valves
124
Modbus Protocol
128
Bacnet Point Table
137
Pressure Transducer Diagram
141
Ec Fan Speed Chart
142
R410A Pressure Temperature Chart
143

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York YMAA 0045 Installation Manual (148 pages)

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