Table of Contents
Advertisement
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
To remove the accessories from the outdoor unit .....................
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 .....................................................
4.5.1
About combining units and options .............................
4.5.2
Possible combinations of indoor units.........................
4.5.3
Possible options for the outdoor unit...........................
5.1
Overview: Preparation...............................................................
5.2
Preparing installation site ..........................................................
5.2.1
5.2.2
outdoor unit in cold climates ....................................... 10
5.2.3
Securing safety against refrigerant leaks.................... 11
5.3
Preparing refrigerant piping....................................................... 12
5.3.1
Refrigerant piping requirements.................................. 12
5.3.2
To select the piping size ............................................. 12
5.3.3
To select refrigerant branch kits.................................. 13
5.3.4
About the piping length ............................................... 14
5.3.5
Piping length: VRV DX only ........................................ 14
5.3.6
Multiple outdoor units: Possible layouts...................... 15
5.4
Preparing electrical wiring ......................................................... 16
5.4.1
Safety device requirements ........................................ 16
6.1
Overview: Installation ................................................................ 16
6.2
Opening the units ...................................................................... 17
6.2.1
To open the outdoor unit............................................. 17
6.2.2
unit .............................................................................. 17
6.3
Mounting the outdoor unit.......................................................... 17
6.3.1
To provide the installation structure ............................ 17
6.4
Connecting the refrigerant piping .............................................. 18
6.4.1
Precautions when connecting refrigerant piping ......... 18
6.4.2
About connecting the refrigerant piping ...................... 18
6.4.3
To route the refrigerant piping..................................... 18
6.4.4
6.4.5
To connect the multi connection piping kit .................. 19
2
6.4.6
Multiple outdoor units: Knockout holes ........................ 19
6.4.7
To connect the refrigerant branching kit ...................... 19
6.4.8
To protect against contamination................................. 19
6.4.9
To braze the pipe end .................................................. 20
6.4.10
Using the stop valve and service port .......................... 20
3
6.4.11
To remove the pinched pipes....................................... 21
3
6.5
Checking the refrigerant piping .................................................. 21
3
6.5.1
About checking the refrigerant piping .......................... 21
4
6.5.2
Checking refrigerant piping: General guidelines .......... 22
4
6.5.3
Checking refrigerant piping: Setup............................... 22
4
6.5.4
To perform a leak test .................................................. 22
4
6.5.5
To perform vacuum drying ........................................... 23
5
6.6
To insulate the refrigerant piping................................................ 23
5
6.7
Charging refrigerant ................................................................... 23
5
6.7.1
Precautions when charging refrigerant ........................ 23
6
6.7.2
About charging refrigerant ........................................... 24
6
6.7.3
To determine the additional refrigerant amount ........... 24
6.7.4
To charge refrigerant: Flow chart................................. 24
6
6.7.5
To charge refrigerant ................................................... 26
6.7.6
Step 6: To manually charge refrigerant........................ 26
6.7.7
Error codes when charging refrigerant......................... 27
7
6.7.8
Checks after charging refrigerant................................. 27
6.8
Connecting the electrical wiring.................................................. 27
7
6.8.1
Precautions when connecting electrical wiring ............ 27
7
6.8.2
Field wiring: Overview.................................................. 28
7
6.8.3
About the electrical wiring ............................................ 28
7
6.8.4
Guidelines when knocking out knockout holes ............ 28
8
6.8.5
To route and fix the transmission wiring ...................... 28
8
6.8.6
To connect the transmission wiring.............................. 29
8
6.8.7
To finish the transmission wiring.................................. 29
6.8.8
To route and fix the power supply................................ 30
8
8
6.8.9
To connect the power supply ....................................... 30
8
8
7.1
Overview: Configuration ............................................................. 31
9
7.2
Making field settings................................................................... 31
9
7.2.1
About making field settings .......................................... 31
9
7.2.2
Field setting components ............................................. 31
9
7.2.3
To access the field setting components....................... 31
9
7.2.4
To access mode 1 or 2 ................................................ 32
9
7.2.5
To use mode 1 ............................................................. 32
9
7.2.6
To use mode 2 ............................................................. 32
9
7.2.7
Mode 1: Monitoring settings......................................... 33
7.2.8
Mode 2: Field settings.................................................. 34
7.2.9
7.3
Energy saving and optimum operation....................................... 36
7.3.1
Available main operation methods............................... 36
7.3.2
Available comfort settings ............................................ 36
7.3.3
Example: Automatic mode during cooling.................... 37
7.3.4
Example: Automatic mode during heating ................... 38
8.1
Overview: Commissioning.......................................................... 38
8.2
Precautions when commissioning .............................................. 38
8.3
Checklist before commissioning................................................. 39
8.4
About test run ............................................................................. 39
16
8.5
To perform a test run.................................................................. 39
8.6
Correcting after abnormal completion of the test run ................. 40
8.7
Operating the unit....................................................................... 40
9.1
Overview: Maintenance and service .......................................... 40
9.2
Maintenance safety precautions................................................. 40
9.2.1
To prevent electrical hazards....................................... 40
9.3
About service mode operation.................................................... 41
9.3.1
To use vacuum mode .................................................. 41
9.3.2
To recover refrigerant .................................................. 41
10.1
Overview: Troubleshooting......................................................... 41
10.2
Solving problems based on error codes..................................... 41
31
38
40
41
- Quick Links:
- General
- Electrical
- Overview: Technical Data
Hide quick links:
Advertisement
Table of Contents
Troubleshooting
