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VRV IV+ RYMQ20U5/U7Y1B Series
Daikin VRV IV+ RYMQ20U5/U7Y1B Series Manuals
Manuals and User Guides for Daikin VRV IV+ RYMQ20U5/U7Y1B Series. We have
2
Daikin VRV IV+ RYMQ20U5/U7Y1B Series manuals available for free PDF download: Installer And User Manual, Installation And Operation Manual
Daikin VRV IV+ RYMQ20U5/U7Y1B Series Installer And User Manual (176 pages)
Brand:
Daikin
| Category:
Heat Pump
| Size: 8.72 MB
Table of Contents
Table of Contents
2
About the Documentation
6
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
14
For the User
17
User Safety Instructions
18
General
18
Instructions for Safe Operation
19
About the System
22
System Layout
22
User Interface
24
Operation
25
Before Operation
25
Operation Range
26
Operating the System
26
About Operating the System
26
About Cooling, Heating, Fan Only, and Automatic Operation
27
About the Heating Operation
27
To Operate the System (WITHOUT Cool/Heat Changeover Remote Control Switch)
28
To Operate the System (with Cool/Heat Changeover Remote Control Switch)
28
Using the Dry Program
29
About the Dry Program
29
To Use the Dry Program (WITHOUT Cool/Heat Changeover Remote Control Switch)
29
To Use the Dry Program (with Cool/Heat Changeover Remote Control Switch)
29
Adjusting the Air Flow Direction
30
About the Air Flow Flap
30
Setting the Master User Interface
31
About Setting the Master User Interface
31
To Designate the Master User Interface (VRV DX and Hydrobox)
32
About Control Systems
32
Energy Saving and Optimum Operation
33
Available Main Operation Methods
33
Available Comfort Settings
34
Maintenance and Service
35
Maintenance after a Long Stop Period
35
Maintenance before a Long Stop Period
36
About the Refrigerant
36
After-Sales Service and Warranty
36
Warranty Period
36
Recommended Maintenance and Inspection
37
Recommended Maintenance and Inspection Cycles
37
Shortened Maintenance and Replacement Cycles
38
Troubleshooting
39
Error Codes: Overview
40
Symptoms that Are NOT System Malfunctions
43
Symptom: the System Does Not Operate
43
Symptom: Cool/Heat Cannot be Changed over
43
Symptom: Fan Operation Is Possible, but Cooling and Heating Do Not Work
43
Symptom: the Fan Speed Does Not Correspond to the Setting
43
Symptom: the Fan Direction Does Not Correspond to the Setting
43
Symptom: White Mist Comes out of a Unit (Indoor Unit)
44
Symptom: White Mist Comes out of a Unit (Indoor Unit, Outdoor Unit)
44
Symptom: the User Interface Reads "U4" or "U5" and Stops, but then Restarts after a few Minutes
44
Symptom: Noise of Air Conditioners (Indoor Unit)
44
Symptom: Noise of Air Conditioners (Indoor Unit, Outdoor Unit)
44
Symptom: Noise of Air Conditioners (Outdoor Unit)
44
Symptom: Dust Comes out of the Unit
45
Symptom: the Units Can Give off Odours
45
Symptom: the Outdoor Unit Fan Does Not Spin
45
Symptom: the Display Shows "88
45
Symptom: the Compressor in the Outdoor Unit Does Not Stop after a Short Heating Operation
45
Symptom: the Inside of an Outdoor Unit Is Warm Even When the Unit Has Stopped
45
Symptom: Hot Air Can be Felt When the Indoor Unit Is Stopped
45
Relocation
46
Disposal
47
Technical Data
48
Eco Design Requirements
48
For the Installer
49
About the Box
50
About LOOP by DAIKIN
50
Overview: about the Box
50
To Unpack the Outdoor Unit
51
To Remove the Accessories from the Outdoor Unit
52
Accessory Pipes: Diameters
52
To Remove the Transportation Stay
53
About the Units and Options
54
Overview: about the Units and Options
54
Identification Label: Outdoor Unit
54
About the Outdoor Unit
55
System Layout
55
Combining Units and Options
56
About Combining Units and Options
56
Possible Combinations of Indoor Units
56
Possible Combinations of Outdoor Units
57
Possible Options for the Outdoor Unit
58
Unit Installation
60
Preparing the Installation Site
60
Installation Site Requirements of the Outdoor Unit
60
Additional Installation Site Requirements of the Outdoor Unit in Cold Climates
62
Securing Safety against Refrigerant Leaks
63
Opening 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
Mounting the Outdoor Unit
67
To Provide the Installation Structure
67
Piping Installation
69
Preparing Refrigerant Piping
69
Refrigerant Piping Requirements
69
Refrigerant Piping Insulation
70
To Select the Piping Size
70
To Select Refrigerant Branch Kits
73
About the Piping Length
75
Piping Length: VRV DX Only
75
Piping Length: VRV DX and Hydrobox
79
Piping Length: VRV DX and RA DX
80
Multiple Outdoor Units: Possible Layouts
81
Connecting the Refrigerant Piping
82
About Connecting the Refrigerant Piping
82
Precautions When Connecting the Refrigerant Piping
83
Multiple Outdoor Units: Knockout Holes
84
To Route the Refrigerant Piping
84
Ryyq+Rymq+Rxyq
84
To Connect the Refrigerant Piping to the Outdoor Unit
85
To Connect the Multi Connection Piping Kit
85
To Connect the Refrigerant Branching Kit
86
To Protect against Contamination
86
To Braze the Pipe End
87
Using the Stop Valve and Service Port
88
To Remove the Spun Pipes
90
Checking the Refrigerant Piping
91
About Checking the Refrigerant Piping
91
Checking Refrigerant Piping: General Guidelines
92
Checking Refrigerant Piping: Setup
93
To Perform a Leak Test
93
To Perform Vacuum Drying
94
To Insulate the Refrigerant Piping
95
Charging Refrigerant
95
Precautions When Charging Refrigerant
95
About Charging Refrigerant
96
To Determine the Additional Refrigerant Amount
97
To Charge Refrigerant: Flow Chart
100
To Charge Refrigerant
102
Step 6A: to Automatically Charge Refrigerant
104
Step 6B: to Manually Charge Refrigerant
106
Error Codes When Charging Refrigerant
107
Checks after Charging Refrigerant
107
To Fix the Fluorinated Greenhouse Gases Label
108
Electrical Installation
109
About Connecting the Electrical Wiring
109
Precautions When Connecting the Electrical Wiring
109
Field Wiring: Overview
111
About the Electrical Wiring
111
Guidelines When Knocking out Knockout Holes
112
About Electrical Compliance
113
Safety Device Requirements
114
To Route and Fix the Transmission Wiring
116
To Connect the Transmission Wiring
117
To Finish the Transmission Wiring
118
To Route and Fix the Power Supply
118
To Connect the Power Supply
119
To Check the Insulation Resistance of the Compressor
120
Configuration
121
Overview: Configuration
121
Making Field Settings
121
About Making Field Settings
121
Field Setting Components
123
To Access the Field Setting Components
123
To Access Mode 1 or 2
124
To Use Mode 1
125
To Use Mode 2
125
Mode 1: Monitoring Settings
126
Mode 2: Field Settings
129
To Connect the PC Configurator to the Outdoor Unit
136
Energy Saving and Optimum Operation
136
Available Main Operation Methods
137
Available Comfort Settings
138
Example: Automatic Mode During Cooling
140
Example: Automatic Mode During Heating
141
Using the Leak Detection Function
142
About Automatic Leak Detection
142
To Manually Perform a Leak Detection
143
Commissioning
145
Overview: Commissioning
145
Precautions When Commissioning
145
Checklist before Commissioning
146
About the Test Run
147
To Perform a Test Run
148
Correcting after Abnormal Completion of the Test Run
149
Operating the Unit
150
Hand-Over to the User
151
Maintenance and Service
152
Maintenance Safety Precautions
152
To Prevent Electrical Hazards
152
About Service Mode Operation
153
To Use Vacuum Mode
153
To Recover Refrigerant
153
Troubleshooting
155
Solving Problems Based on Error Codes
155
Error Codes: Overview
155
Disposal
161
Technical Data
162
Service Space: Outdoor Unit
162
Piping Diagram: Outdoor Unit
164
Wiring Diagram: Outdoor Unit
167
Glossary
173
Advertisement
Daikin VRV IV+ RYMQ20U5/U7Y1B Series Installation And Operation Manual (48 pages)
Brand:
Daikin
| Category:
Heat Pump
| Size: 6.68 MB
Table of Contents
Table of Contents
3
About Electrical Compliance
29
Safety Device Requirements
29
Field Wiring: Overview
29
To Route and Fix the Transmission Wiring
30
To Connect the Transmission Wiring
30
To Finish the Transmission Wiring
31
To Route and Fix the Power Supply
31
To Connect the Power Supply
31
To Check the Insulation Resistance of the Compressor
32
Configuration
32
Making Field Settings
32
About Making Field Settings
32
Field Setting Components
32
To Access the Field Setting Components
33
To Access Mode 1 or 2
33
To Use Mode 1
33
To Use Mode 2
33
Mode 1: Monitoring Settings
34
Mode 2: Field Settings
34
To Connect the PC Configurator to the Outdoor Unit
35
Using the Leak Detection Function
36
About Automatic Leak Detection
36
Commissioning
36
Precautions When Commissioning
36
Checklist before Commissioning
36
About the Test Run
37
To Perform a Test Run
37
Correcting after Abnormal Completion of the Test Run
38
Hand-Over to the User
38
Troubleshooting
38
Solving Problems Based on Error Codes
38
Error Codes: Overview
38
Technical Data
41
Service Space: Outdoor Unit
41
Piping Diagram: Outdoor Unit
43
Wiring Diagram: Outdoor Unit
45
Disposal
47
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