Daikin RZAG140L7V1B [2/40] Installer reference guide
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Daikin RZAG140L7V1B [2/40] Installer reference guide

Daikin RZAG100L7V1B [2/40] Installer reference guide
Table of Contents
Installer reference guide
2
RZAG71~140L7V1B
Split system air conditioners
4P418663-1 – 2016.02
Table of Contents
1 General safety precautions 2
1.1 About the documentation .......................................................... 2
1.1.1 Meaning of warnings and symbols.............................. 3
1.2 For the installer.......................................................................... 3
1.2.1 General ....................................................................... 3
1.2.2 Installation site ............................................................ 3
1.2.3 Refrigerant .................................................................. 3
1.2.4 Brine............................................................................ 4
1.2.5 Water .......................................................................... 4
1.2.6 Electrical ..................................................................... 5
2 About the documentation 5
2.1 About this document.................................................................. 5
2.2 Installer reference guide at a glance ......................................... 6
3 About the box 6
3.1 Overview: About the box ........................................................... 6
3.2 Outdoor unit............................................................................... 6
3.2.1 To unpack the outdoor unit ......................................... 6
3.2.2 To handle the outdoor unit.......................................... 6
3.2.3 To remove the accessories from the outdoor unit....... 6
4 About the units and options 7
4.1 Overview: About the units and options...................................... 7
4.2 Identification .............................................................................. 7
4.2.1 Identification label: Outdoor unit ................................. 7
4.3 Combining units and options ..................................................... 7
4.3.1 Possible options for the outdoor unit........................... 7
5 Preparation 7
5.1 Overview: Preparation............................................................... 7
5.2 Preparing installation site .......................................................... 7
5.2.1 Installation site requirements of the outdoor unit ........ 7
5.2.2 Additional installation site requirements of the
outdoor unit in cold climates ....................................... 9
5.2.3 About the minimum floor area..................................... 9
5.3 Preparing refrigerant piping....................................................... 10
5.3.1 Refrigerant piping requirements.................................. 10
5.3.2 Refrigerant piping insulation ....................................... 10
5.4 Preparing electrical wiring ......................................................... 10
5.4.1 About preparing electrical wiring................................. 10
6 Installation 10
6.1 Overview: Installation ................................................................ 10
6.2 Opening the units ...................................................................... 11
6.2.1 About opening the units .............................................. 11
6.2.2 To open the outdoor unit............................................. 11
6.3 Mounting the outdoor unit.......................................................... 11
6.3.1 About mounting the outdoor unit................................. 11
6.3.2 Precautions when mounting the outdoor unit.............. 11
6.3.3 To provide the installation structure............................ 11
6.3.4 To install the outdoor unit............................................ 11
6.3.5 To provide drainage.................................................... 11
6.3.6 To prevent the outdoor unit from falling over .............. 12
6.4 Connecting the refrigerant piping .............................................. 12
6.4.1 About connecting the refrigerant piping ...................... 12
6.4.2 Precautions when connecting the refrigerant piping... 12
6.4.3 Guidelines when connecting the refrigerant piping..... 13
6.4.4 Pipe bending guidelines.............................................. 13
6.4.5 To flare the pipe end................................................... 13
6.4.6 To braze the pipe end................................................. 13
6.4.7 Using the stop valve and service port......................... 14
6.4.8 To connect the refrigerant piping to the outdoor unit .. 14
6.4.9 To determine if oil traps are required.......................... 15
6.5 Checking the refrigerant piping ................................................. 16
6.5.1 About checking the refrigerant piping ......................... 16
6.5.2 Precautions when checking the refrigerant piping ....... 16
6.5.3 Checking refrigerant piping: Setup............................... 16
6.5.4 To check for leaks........................................................ 16
6.5.5 To perform vacuum drying ........................................... 16
6.6 Charging refrigerant ................................................................... 17
6.6.1 About charging refrigerant ........................................... 17
6.6.2 About the refrigerant .................................................... 17
6.6.3 Precautions when charging refrigerant ........................ 18
6.6.4 To determine the additional refrigerant amount........... 18
6.6.5 To determine the complete recharge amount.............. 18
6.6.6 Charging refrigerant: Setup.......................................... 18
6.6.7 To charge refrigerant ................................................... 18
6.6.8 To fix the fluorinated greenhouse gases label ............. 18
6.7 Connecting the electrical wiring.................................................. 19
6.7.1 About connecting the electrical wiring.......................... 19
6.7.2 About electrical compliance ......................................... 19
6.7.3 Precautions when connecting the electrical wiring ...... 19
6.7.4 Guidelines when connecting the electrical wiring ........ 19
6.7.5 Specifications of standard wiring components............. 19
6.7.6 To connect the electrical wiring on the outdoor unit..... 19
6.8 Finishing the outdoor unit installation ......................................... 20
6.8.1 To finish the outdoor unit installation ........................... 20
6.8.2 To close the outdoor unit ............................................. 20
6.8.3 To check the insulation resistance of the compressor. 21
7 Commissioning 21
7.1 Overview: Commissioning.......................................................... 21
7.2 Precautions when commissioning .............................................. 21
7.3 Checklist before commissioning................................................. 21
7.4 To perform a test run.................................................................. 22
7.5 Error codes when performing a test run ..................................... 22
8 Hand-over to the user 23
9 Maintenance and service 23
9.1 Overview: Maintenance and service .......................................... 23
9.2 Maintenance safety precautions................................................. 23
9.3 Checklist for yearly maintenance of the outdoor unit ................. 23
10 Troubleshooting 23
10.1 Overview: Troubleshooting......................................................... 23
10.2 Precautions when troubleshooting ............................................. 23
11 Disposal 23
11.1 Overview: Disposal..................................................................... 23
11.2 About pump down ...................................................................... 24
11.3 To pump down............................................................................ 24
12 Technical data 25
12.1 Overview: Technical data ........................................................... 25
12.2 Dimensions: Outdoor unit........................................................... 25
12.3 Service space: Outdoor unit ....................................................... 27
12.4 Components: Outdoor unit ......................................................... 29
12.5 Piping diagram: Outdoor unit...................................................... 31
12.6 Wiring diagram: Outdoor unit ..................................................... 32
12.7 Technical specifications: Outdoor unit........................................ 36
13 Glossary 38
1 General safety precautions
1.1 About the documentation
▪ The original documentation is written in English. All other
languages are translations.
▪ The precautions described in this document cover very important
topics, follow them carefully.

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