Table Of Contents - Daikin RWEYQ8T9Y1B Installer And User Manual

Vrv iv water-cooled system air conditioner
Table of Contents

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Table of contents

Table of contents
1.1
About the documentation ..........................................................
1.1.1
Meaning of warnings and symbols..............................
1.2
For the user ...............................................................................
1.3
For the installer..........................................................................
1.3.1
General .......................................................................
1.3.2
Installation site ............................................................
1.3.3
Refrigerant ..................................................................
1.3.4
Brine............................................................................
1.3.5
Water ..........................................................................
1.3.6
Electrical .....................................................................
2.1
About this document..................................................................
3.1
Overview: About the box ...........................................................
3.2
To unpack the outdoor unit........................................................
3.3
3.4
Accessory pipes: Diameters......................................................
3.5
To remove the transportation stay.............................................
4.1
Overview: About the units and options......................................
4.2
Identification label: Outdoor unit................................................
4.3
About the outdoor unit ...............................................................
4.4
System layout............................................................................
4.5
Combining units and options ..................................................... 10
4.5.1
About combining units and options ............................. 10
4.5.2
Possible combinations of indoor units......................... 10
4.5.3
Possible combinations of outdoor units ...................... 10
4.5.4
Possible options for the outdoor unit........................... 11
5.1
Overview: Preparation............................................................... 11
5.2
Preparing installation site .......................................................... 11
5.2.1
5.2.2
5.3
Preparing refrigerant piping....................................................... 13
5.3.1
Refrigerant piping requirements.................................. 13
5.3.2
To select the piping size ............................................. 13
5.3.3
To select refrigerant branch kits.................................. 15
5.3.4
About the piping length ............................................... 15
5.3.5
combinations............................................................... 16
5.3.6
5.4
Preparing water piping .............................................................. 19
5.4.1
Water quality requirements ......................................... 19
5.4.2
Water circuit requirements .......................................... 19
5.4.3
5.4.4
About the water flow rate ............................................ 20
5.5
Preparing electrical wiring ......................................................... 21
5.5.1
About electrical compliance ........................................ 21
5.5.2
Safety device requirements ........................................ 22
6.1
Overview: Installation ................................................................ 22
6.2
Opening the units ...................................................................... 22
6.2.1
To open the outdoor unit............................................. 22
6.2.2
unit .............................................................................. 22
6.3
Mounting the outdoor unit.......................................................... 22
6.3.1
To provide the installation structure ............................ 22
Installer and user reference guide
2
6.4
Connecting the refrigerant piping ............................................... 23
6.4.1
6.4.2
About connecting the refrigerant piping ....................... 23
6.4.3
To route the refrigerant piping...................................... 23
6.4.4
3
6.4.5
3
6.4.6
3
6.4.7
To protect against contamination................................. 24
4
6.4.8
To braze the pipe end .................................................. 24
4
6.4.9
Using the stop valve and service port .......................... 25
4
6.4.10
To remove the pinched pipes....................................... 25
5
6.5
Checking the refrigerant piping .................................................. 26
5
6.5.1
About checking the refrigerant piping .......................... 26
5
6.5.2
6
6.5.3
Checking refrigerant piping: Setup............................... 27
6
6.5.4
To perform a leak test .................................................. 27
7
6.5.5
To perform vacuum drying ........................................... 27
6.6
To insulate the refrigerant piping................................................ 28
7
6.7
Charging refrigerant ................................................................... 28
6.7.1
Precautions when charging refrigerant ........................ 28
6.7.2
About charging refrigerant ........................................... 28
7
6.7.3
6.7.4
To charge refrigerant ................................................... 29
7
6.7.5
Checks after charging refrigerant................................. 30
7
6.7.6
7
6.8
Connecting the water piping....................................................... 31
8
6.8.1
About connecting the water piping............................... 31
8
6.8.2
8
6.8.3
To connect the water piping......................................... 31
9
6.8.4
To fill the water circuit .................................................. 31
6.8.5
To insulate the water piping ......................................... 31
9
9
6.9
Connecting the electrical wiring.................................................. 31
9
6.9.1
9
6.9.2
Field wiring: Overview.................................................. 32
6.9.3
About the electrical wiring ............................................ 32
6.9.4
6.9.5
To connect the transmission wiring.............................. 33
6.9.6
To finish the transmission wiring.................................. 33
6.9.7
To route and fix the power supply................................ 34
6.9.8
To connect the power supply ....................................... 34
11
6.9.9
To connect the optional wiring ..................................... 34
7.1
Overview: Configuration ............................................................. 35
7.2
Making field settings................................................................... 35
7.2.1
About making field settings .......................................... 35
7.2.2
Field setting components ............................................. 36
7.2.3
To access the field setting components....................... 36
7.2.4
To access mode 1 or 2 ................................................ 36
7.2.5
To use mode 1 ............................................................. 37
7.2.6
To use mode 2 ............................................................. 37
7.2.7
Mode 1: Monitoring settings......................................... 37
7.2.8
Mode 2: Field settings.................................................. 38
7.2.9
8.1
Overview: Commissioning.......................................................... 40
8.2
Precautions when commissioning .............................................. 40
8.3
Checklist before commissioning................................................. 40
8.4
About test run ............................................................................. 41
8.5
To perform a test run.................................................................. 41
8.6
22
8.7
Operating the unit....................................................................... 42
9.1
Overview: Maintenance and service .......................................... 42
9.2
Maintenance safety precautions................................................. 42
9.2.1
To prevent electrical hazards....................................... 42
9.3
Maintenance of the plate heat exchanger .................................. 42
9.3.1
To clean the plate heat exchanger............................... 42
RWEYQ8~14T9V1B + RWEYQ8~14T9Y1B
VRV IV water-cooled system air conditioner
4P452191-1 - 2017.04
35
40
42

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