Daikin LREN8A7Y1B Manuals

Manuals and User Guides for Daikin LREN8A7Y1B. We have 2 Daikin LREN8A7Y1B manuals available for free PDF download: Installer And User Manual, Installation And Operation Manual

Daikin LREN8A7Y1B Installer And User Manual (156 pages)

CO2 ZEAS outdoor unit and capacity up unit

Brand: Daikin | Category: Chiller | Size: 14.25 MB

Table of Contents
2
About the Documentation
5
About this Document
5
General Safety Precautions
6
About the Documentation
6
Meaning of Warnings and Symbols
6
For the Installer
7
General
7
Installation Site
8
Refrigerant - in Case of R744
10
Electrical
11
Specific Installer Safety Instructions
13
For the User
22
User Safety Instructions
23
General
23
Instructions for Safe Operation
24
About the System
29
System Layout
30
Operation
31
Operation Modes
31
Operation Range
31
Field Piping Pressure
31
Energy Saving and Optimum Operation
32
Maintenance and Service
33
Maintenance before a Long Stop Period
33
Maintenance after a Long Stop Period
33
About the Refrigerant
34
Recommended Maintenance and Inspection
34
Troubleshooting
35
Error Codes: Overview
36
Relocation
38
Disposal
39
For the Installer
40
About the Box
41
Outdoor Unit
41
To Transport the Pallet
41
To Unpack the Outdoor Unit
42
To Handle the Outdoor Unit
42
To Remove the Accessories from the Outdoor Unit
43
About the Units and Options
45
Identification
45
Identification Label: Outdoor Unit
45
About the Outdoor Unit
46
Labels on Outdoor Unit
47
System Layout
53
Combining Units and Options
53
Possible Options for the Outdoor Unit
53
Indoor Unit Constraints
54
Constraints for Refrigeration
54
Unit Installation
56
Preparing the Installation Site
56
Installation Site Requirements of the Outdoor Unit
57
Additional Installation Site Requirements of the Outdoor Unit in Cold Climates
60
Additional Installation Site Requirements for CO₂ Refrigerant
60
Opening and Closing the Unit
65
About Opening the Units
65
To Open the Outdoor Unit
65
To Open the Electrical Component Box of the Outdoor Unit
66
To Close the Outdoor Unit
67
Mounting the Outdoor Unit
68
About Mounting the Outdoor Unit
68
Precautions When Mounting the Outdoor Unit
68
To Provide the Installation Structure
68
To Install the Outdoor Unit
70
To Remove the Transportation Stay
70
To Provide Drainage
71
Piping Installation
72
Preparing Refrigerant Piping
72
Refrigerant Piping Requirements
72
Refrigerant Piping Material
73
Refrigerant Piping Length and Height Difference
73
To Select the Piping Size
75
To Select Refrigerant Branch Kits
77
To Select Expansion Valves for Refrigeration
77
Using Stop Valves and Service Ports
78
Overview Stop Valves and Service Ports for Connection and Charging
79
Overview Stop Valves for Maintenance
79
To Handle the Stop Valve
80
Tightening Torques
81
To Handle the Service Port
81
Connecting the Refrigerant Piping
83
About Connecting the Refrigerant Piping
83
Precautions When Connecting the Refrigerant Piping
84
To Cut off the Spun Pipe Ends
85
To Connect the Refrigerant Piping to the Outdoor Unit
86
To Braze the Pipe End
89
Guidelines to Connect T-Joints
91
Guidelines to Install a Dryer
92
Guidelines to Install a Filter
92
About Safety Valves
93
Guidelines to Install Blow-Off Piping
96
Checking the Refrigerant Piping
96
About Checking the Refrigerant Piping
97
Checking Refrigerant Piping: General Guidelines
97
Checking Refrigerant Piping: Setup
97
To Perform a Strength Pressure Test and Leak Test
98
To Perform Vacuum Drying
98
Insulating the Refrigerant Piping
99
To Insulate the Gas Stop Valve
99
Electrical Installation
101
About Connecting the Electrical Wiring
101
Precautions When Connecting the Electrical Wiring
101
Guidelines When Connecting the Electrical Wiring
102
About Electrical Compliance
104
Field Wiring: Overview
105
Guidelines When Knocking out Knockout Holes
106
Specifications of Standard Wiring Components
107
Connections to the Outdoor Unit
108
Low Voltage Wiring - Outdoor Unit
108
High Voltage Wiring - Outdoor Unit
110
Connections to the Capacity up Unit
112
Low Voltage Wiring - Capacity up Unit
112
High Voltage Wiring - Capacity up Unit
114
Charging Refrigerant
116
About Charging Refrigerant
116
Precautions When Charging Refrigerant
116
About the Refrigerant
117
To Determine the Refrigerant Amount
119
To Charge Refrigerant
120
To Fix the Refrigerant Charge Label
121
Finishing the Outdoor Unit Installation
122
To Check the Insulation Resistance of the Compressor
122
Configuration
123
Making Field Settings
123
About Making Field Settings
123
To Access the Field Setting Components
123
Field Setting Components
124
To Access Mode 1 or 2
126
To Set Field Settings
127
Commissioning
128
Overview: Commissioning
128
Precautions When Commissioning
128
Checklist before Commissioning
129
About the Test Run
130
To Perform a Test Run (7-Segment Display)
130
Test Run Checks
131
Correcting after Abnormal Completion of the Test Run
133
Operating the Unit
133
Logbook
133
Hand-Over to the User
135
Maintenance and Service
136
Precautions for Maintenance and Service
136
To Prevent Electrical Hazards
136
To Release Refrigerant
137
To Remove Refrigerant Using the Service Ports
137
Troubleshooting
139
Precautions When Troubleshooting
139
Prerequisites: Troubleshooting
139
Solving Problems Based on Error Codes
139
Error Codes: Overview
140
Disposal
144
Technical Data
145
Service Space: Outdoor Unit
145
Piping Diagram: Outdoor Unit
148
Piping Diagram: Capacity up Unit
149
Wiring Diagram: Outdoor Unit
150
Glossary
155

Daikin LREN8A7Y1B Installation And Operation Manual (52 pages)

CO₂ ZEAS outdoor unit and capacity up unit

Brand: Daikin | Category: Industrial Equipment | Size: 9.98 MB

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Daikin LREN8A7Y1B Manuals

Daikin LREN8A7Y1B Installer And User Manual (156 pages)

Table of Contents

Daikin LREN8A7Y1B Installation And Operation Manual (52 pages)

Table of Contents

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