Daikin VRV IV+ RXYTQ-UYF Manuals

Manuals and User Guides for Daikin VRV IV+ RXYTQ-UYF. We have 1 Daikin VRV IV+ RXYTQ-UYF manual available for free PDF download: Installer And User Manual

Daikin VRV IV+ RXYTQ-UYF Installer And User Manual (144 pages)

heat pump for high ambient temperatures

Brand: Daikin | Category: Heat Pump | Size: 7.77 MB

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
23
Operation
24
Before Operation
24
Operation Range
25
Operating the System
25
About Operating the System
25
About Cooling, Heating, Fan Only, and Automatic Operation
25
About the Heating Operation
26
To Operate the System (WITHOUT Cool/Heat Changeover Remote Control Switch)
26
To Operate the System (with Cool/Heat Changeover Remote Control Switch)
27
Using the Dry Program
27
About the Dry Program
27
To Use the Dry Program (WITHOUT Cool/Heat Changeover Remote Control Switch)
28
To Use the Dry Program (with Cool/Heat Changeover Remote Control Switch)
28
Adjusting the Air Flow Direction
29
About the Air Flow Flap
29
Setting the Master User Interface
30
About Setting the Master User Interface
30
To Designate the Master User Interface (VRV DX and Hydrobox)
30
About Control Systems
30
Energy Saving and Optimum Operation
31
Available Main Operation Methods
31
Available Comfort Settings
32
Maintenance and Service
33
Maintenance after a Long Stop Period
33
Maintenance before a Long Stop Period
34
About the Refrigerant
34
After-Sales Service and Warranty
34
Warranty Period
34
Recommended Maintenance and Inspection
35
Recommended Maintenance and Inspection Cycles
35
Shortened Maintenance and Replacement Cycles
36
Troubleshooting
37
Error Codes: Overview
38
Symptoms that Are NOT System Malfunctions
41
Symptom: the System Does Not Operate
41
Symptom: Cool/Heat Cannot be Changed over
41
Symptom: Fan Operation Is Possible, but Cooling and Heating Do Not Work
41
Symptom: the Fan Speed Does Not Correspond to the Setting
41
Symptom: the Fan Direction Does Not Correspond to the Setting
41
Symptom: White Mist Comes out of a Unit (Indoor Unit)
42
Symptom: White Mist Comes out of a Unit (Indoor Unit, Outdoor Unit)
42
Symptom: the User Interface Reads "U4" or "U5" and Stops, but then Restarts after a few Minutes
42
Symptom: Noise of Air Conditioners (Indoor Unit)
42
Symptom: Noise of Air Conditioners (Indoor Unit, Outdoor Unit)
42
Symptom: Noise of Air Conditioners (Outdoor Unit)
42
Symptom: Dust Comes out of the Unit
43
Symptom: the Units Can Give off Odours
43
Symptom: the Outdoor Unit Fan Does Not Spin
43
Symptom: the Display Shows "88
43
Symptom: the Compressor in the Outdoor Unit Does Not Stop after a Short Heating Operation
43
Symptom: the Inside of an Outdoor Unit Is Warm Even When the Unit Has Stopped
43
Symptom: Hot Air Can be Felt When the Indoor Unit Is Stopped
43
Relocation
44
Disposal
45
Technical Data
46
Eco Design Requirements
46
For the Installer
47
About the Box
48
About LOOP by DAIKIN
48
Overview: about the Box
48
To Unpack the Outdoor Unit
49
To Remove the Accessories from the Outdoor Unit
50
Accessory Pipes: Diameters
50
To Remove the Transportation Stay
50
About the Units and Options
52
Overview: about the Units and Options
52
Identification Label: Outdoor Unit
52
About the Outdoor Unit
53
System Layout
53
Combining Units and Options
54
About Combining Units and Options
54
Possible Combinations of Indoor Units
54
Possible Combinations of Outdoor Units
54
Possible Options for the Outdoor Unit
55
Unit Installation
57
Opening the Unit
57
About Opening the Units
57
To Open the Outdoor Unit
57
To Open the Electrical Component Box of the Outdoor Unit
58
Mounting the Outdoor Unit
58
To Provide the Installation Structure
58
Piping Installation
60
Preparing Refrigerant Piping
60
Refrigerant Piping Requirements
60
Refrigerant Piping Insulation
61
To Select the Piping Size
61
To Select Refrigerant Branch Kits
63
About the Piping Length
64
Piping Length: VRV DX Only
65
Multiple Outdoor Units: Possible Layouts
68
Connecting the Refrigerant Piping
70
About Connecting the Refrigerant Piping
70
Precautions When Connecting the Refrigerant Piping
70
Multiple Outdoor Units: Knockout Holes
71
To Route the Refrigerant Piping
71
To Connect the Refrigerant Piping to the Outdoor Unit
72
To Connect the Multi Connection Piping Kit
73
To Connect the Refrigerant Branching Kit
73
To Protect against Contamination
74
To Braze the Pipe End
74
Using the Stop Valve and Service Port
75
To Remove the Spun Pipes
77
Checking the Refrigerant Piping
78
About Checking the Refrigerant Piping
78
Checking Refrigerant Piping: General Guidelines
79
Checking Refrigerant Piping: Setup
80
To Perform a Leak Test
80
To Perform Vacuum Drying
81
To Insulate the Refrigerant Piping
82
Charging Refrigerant
82
Precautions When Charging Refrigerant
82
About Charging Refrigerant
83
To Determine the Additional Refrigerant Amount
83
To Charge Refrigerant: Flow Chart
85
To Charge Refrigerant
86
Step 6: to Manually Charge Refrigerant
88
Error Codes When Charging Refrigerant
89
Checks after Charging Refrigerant
89
Electrical Installation
90
About Connecting the Electrical Wiring
90
Precautions When Connecting the Electrical Wiring
90
Field Wiring: Overview
92
About the Electrical Wiring
92
Guidelines When Knocking out Knockout Holes
93
Safety Device Requirements
93
To Route and Fix the Transmission Wiring
94
To Connect the Transmission Wiring
96
To Finish the Transmission Wiring
97
To Route and Fix the Power Supply
97
To Connect the Power Supply
98
To Check the Insulation Resistance of the Compressor
99
Configuration
100
Overview: Configuration
100
Making Field Settings
100
About Making Field Settings
100
Field Setting Components
101
To Access the Field Setting Components
101
To Access Mode 1 or 2
102
To Use Mode 1
103
To Use Mode 2
104
Mode 1: Monitoring Settings
105
Mode 2: Field Settings
107
To Connect the PC Configurator to the Outdoor Unit
111
Energy Saving and Optimum Operation
111
Available Main Operation Methods
112
Available Comfort Settings
113
Example: Automatic Mode During Cooling
115
Example: Automatic Mode During Heating
116
Commissioning
118
Overview: Commissioning
118
Precautions When Commissioning
118
Checklist before Commissioning
119
About the Test Run
120
To Perform a Test Run
121
Correcting after Abnormal Completion of the Test Run
122
Operating the Unit
122
Hand-Over to the User
123
Maintenance and Service
124
Maintenance Safety Precautions
124
To Prevent Electrical Hazards
124
About Service Mode Operation
125
To Use Vacuum Mode
125
To Recover Refrigerant
126
Troubleshooting
127
Solving Problems Based on Error Codes
127
Error Codes: Overview
127
Disposal
133
Technical Data
134
Service Space: Outdoor Unit
134
Piping Diagram: Outdoor Unit
136
Wiring Diagram: Outdoor Unit
137
Glossary
143

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Daikin VRV IV+ RXYTQ-UYF Installer And User Manual (144 pages)

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