Daikin REYA10A7Y1B9 Manuals

Manuals and User Guides for Daikin REYA10A7Y1B9. We have 1 Daikin REYA10A7Y1B9 manual available for free PDF download: User Reference Manual

Daikin REYA10A7Y1B9 User Reference Manual (192 pages)

VRV 5 heat recovery

Brand: Daikin | Category: Heating System | Size: 10 MB

Table of Contents
2
About this Document
6
Meaning of Warnings and Symbols
6
General Safety Precautions
8
For the Installer
8
General
8
Installation Site
9
Refrigerant - in Case of R410A or R32
9
Electrical
11
Specific Installer Safety Instructions
13
Instructions for Equipment Using R32 Refrigerant
17
For the User
19
User Safety Instructions
20
General
20
Instructions for Safe Operation
21
About the System
26
System Layout
26
User Interface
28
Operation
29
In this Chapter
29
Before Operation
29
Operation Range
29
Operating the System
30
About Operating the System
30
About Cooling, Heating, Fan Only, and Automatic Operation
30
About the Heating Operation
30
To Operate the System
31
Using the Dry Program
31
About the Dry Program
31
To Use the Dry Program
32
Adjusting the Air Flow Direction
32
About the Air Flow Flap
32
Setting the Master User Interface
33
About Setting the Master User Interface
33
To Designate the Master User Interface
33
About Control Systems
34
Energy Saving and Optimum Operation
35
Available Main Operation Methods
36
Available Comfort Settings
36
Maintenance and Service
37
Precautions for Maintenance and Service
37
Maintenance before a Long Stop Period
37
Maintenance after a Long Stop Period
37
About the Refrigerant
38
After-Sales Service
38
Recommended Maintenance and Inspection
38
Recommended Maintenance and Inspection Cycles
39
Shortened Maintenance and Replacement Cycles
39
Troubleshooting
41
Error Codes: Overview
42
Symptoms that Are NOT System Malfunctions
45
Symptom: the System Does Not Operate
45
Symptom: Fan Operation Is Possible, but Cooling and Heating Do Not Work
45
Symptom: the Fan Speed Does Not Correspond to the Setting
45
Symptom: the Fan Direction Does Not Correspond to the Setting
45
Symptom: White Mist Comes out of a Unit (Indoor Unit)
46
Symptom: White Mist Comes out of a Unit (Indoor Unit, Outdoor Unit)
46
Symptom: the User Interface Reads "U4" or "U5" and Stops, but then Restarts after a few Minutes
46
Symptom: Noise of Air Conditioners (Indoor Unit)
46
Symptom: Noise of Air Conditioners (Indoor Unit, Outdoor Unit)
46
Symptom: Noise of Air Conditioners (Outdoor Unit)
46
Symptom: Dust Comes out of the Unit
47
Symptom: the Units Can Give off Odours
47
Symptom: the Outdoor Unit Fan Does Not Spin
47
Symptom: the Display Shows "88
47
Symptom: the Compressor in the Outdoor Unit Does Not Stop after a Short Heating Operation
47
Symptom: the Inside of an Outdoor Unit Is Warm Even When the Unit Has Stopped
47
Symptom: Hot Air Can be Felt When the Indoor Unit Is Stopped
47
Relocation
48
Disposal
49
Technical Data
50
Eco Design Requirements
50
For the Installer
51
About the Box
52
To Unpack the Outdoor Unit
53
To Remove the Accessories from the Outdoor Unit
53
Accessory Pipes: Diameters
54
To Remove the Transportation Stay (Only for 5~12 HP)
54
About the Units and Options
56
Identification Label: Outdoor Unit
56
About the Outdoor Unit
56
System Layout
57
Combining Units and Options
58
About Combining Units and Options
58
Possible Combinations of Indoor Units
58
Possible Combinations of Outdoor Units
58
Possible Options for the Outdoor Unit
59
Special Requirements for R32 Units
61
Installation Space Requirements
61
System Layout Requirements
61
To Determine the Required Safety Measures
63
Overview: Flowchart
67
Safety Measures
67
Shut-Off Valves
67
Alarm
70
Natural Ventilation
73
No Safety Measure
75
Overview: Flowchart
76
Unit Installation
77
In this Chapter
77
Preparing the Installation Site
77
Installation Site Requirements of the Outdoor Unit
77
Additional Installation Site Requirements of the Outdoor Unit in Cold Climates
80
Opening the Unit
82
About Opening the Units
82
To Open the Outdoor Unit
82
To Open the Switch Box of the Outdoor Unit
82
Mounting the Outdoor Unit
83
To Provide the Installation Structure
83
To Install the Outdoor Unit
84
Piping Installation
85
Preparing Refrigerant Piping
85
Refrigerant Piping Requirements
85
Refrigerant Piping Material
86
Refrigerant Piping Insulation
86
To Select the Piping Size
86
Indoor Unit
87
To Select Refrigerant Branch Kits
88
Installation Limitations
89
About the Piping Length
91
Single Outdoor Units and Standard Multi-Outdoor-Unit Combinations >20 HP
93
Standard Multi-Outdoor-Unit Combinations ≤20 HP and Free Multi-Outdoor-Unit Combinations
95
Multiple Outdoor Units: Possible Layouts
98
Connecting the Refrigerant Piping
99
About Connecting the Refrigerant Piping
99
Precautions When Connecting the Refrigerant Piping
100
Multiple Outdoor Units: Knockout Holes
101
Using the Stop Valve and Service Port
101
To Route the Refrigerant Piping
103
To Protect against Contamination
103
To Remove the Pinched Pipes
104
To Braze the Pipe End
105
To Connect the Refrigerant Piping to the Outdoor Unit
106
To Connect the Multi Connection Piping Kit
106
To Connect the Refrigerant Branching Kit
107
Checking the Refrigerant Piping
108
About Checking the Refrigerant Piping
108
Checking Refrigerant Piping: General Guidelines
109
Checking Refrigerant Piping: Setup
109
To Perform a Leak Test
110
To Perform Vacuum Drying
111
To Insulate the Refrigerant Piping
111
To Check for Leaks after Charging Refrigerant
113
Charging Refrigerant
114
In this Chapter
114
Precautions When Charging Refrigerant
114
About Charging Refrigerant
115
About the Refrigerant
116
To Determine the Additional Refrigerant Amount
116
To Charge Refrigerant: Flow Chart
119
To Charge Refrigerant
119
Error Codes When Charging Refrigerant
121
Checks after Charging Refrigerant
122
To Fix the Fluorinated Greenhouse Gases Label
122
To Check Refrigerant Piping Joints for Leaks after Charging Refrigerant
122
Electrical Installation
123
About Connecting the Electrical Wiring
123
Precautions When Connecting the Electrical Wiring
123
About the Electrical Wiring
125
Guidelines for Making Knockout Holes
126
Guidelines When Connecting the Electrical Wiring
127
About Electrical Compliance
128
Specifications of Standard Wiring Components
130
To Route and Fix the Interconnection Wiring
132
To Connect the Interconnection Wiring
133
To Finish the Interconnection Wiring
133
To Route and Fix the Power Supply
134
To Connect the Power Supply
134
To Connect the External Outputs
136
To Check the Insulation Resistance of the Compressor
137
Configuration
138
In this Chapter
138
Making Field Settings
138
About Making Field Settings
138
Field Setting Components
139
To Access the Field Setting Components
139
To Access Mode 1 or 2
140
To Use Mode 1
141
To Use Mode 2
142
Mode 1: Monitoring Settings
143
Mode 2: Field Settings
145
Indoor Unit Field Setting
152
Energy Saving and Optimum Operation
152
Available Main Operation Methods
153
Available Comfort Settings
154
Example: Automatic Mode During Cooling
155
Example: Automatic Mode During Heating
156
Using the Leak Detection Function
157
About Automatic Leak Detection
157
To Manually Perform a Leak Detection
158
Commissioning
159
Overview: Commissioning
159
Precautions When Commissioning
159
Checklist before Commissioning
160
Checklist During Commissioning
161
About the BS Unit Test Run
162
About the System Test Run
162
To Perform a Test Run
162
Correcting after Abnormal Completion of the Test Run
163
To Perform a Bs/Indoor Unit Connection Check
164
Operating the Unit
165
Hand-Over to the User
166
Maintenance and Service
167
Maintenance Safety Precautions
167
To Prevent Electrical Hazards
167
Checklist for Yearly Maintenance of the Outdoor Unit
168
About Service Mode Operation
168
To Use Vacuum Mode
168
To Recover Refrigerant
169
Before the Maintenance and Service of a System with BS Unit
169
BS Unit Maintenance and Service Label
169
Troubleshooting
171
Overview: Troubleshooting
171
Precautions When Troubleshooting
171
Solving Problems Based on Error Codes
171
Error Codes: Overview
172
Refrigerant Leak Detection System
178
Disposal
181
Technical Data
182
Service Space: Outdoor Unit
182
Piping Diagram: Outdoor Unit
184
Wiring Diagram: Outdoor Unit
187
Glossary
190

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