Daikin SkyAir RZAG35A2V1B Installer's Reference Manual

Also see for RZAG35A2V1B: Installation manual

Table of contentsInstaller reference guide2RZAG35~60A2V1BR32 split series4P540076-1A – 2018.11Table of contents1 General safety precautions 31.1 About the documentation .......................................................... 31.1.1 Meaning of warnings and symbols.............................. 31.2 For the installer.......................................................................... 31.2.1 General ....................................................................... 31.2.2 Installation site ............................................................ 31.2.3 Refrigerant .................................................................. 51.2.4 Brine............................................................................ 61.2.5 Water .......................................................................... 61.2.6 Electrical ..................................................................... 62 About the documentation 72.1 About this document.................................................................. 72.2 Installer reference guide at a glance ......................................... 73 About the box 73.1 Overview: About the box ........................................................... 73.2 Outdoor unit............................................................................... 73.2.1 To unpack the outdoor unit ......................................... 73.2.2 To remove the accessories from the outdoor unit....... 84 About the unit 84.1 Overview: About the unit ........................................................... 84.2 Identification .............................................................................. 84.2.1 Identification label: Outdoor unit ................................. 85 Preparation 85.1 Overview: Preparation............................................................... 85.2 Preparing the installation site .................................................... 85.2.1 Installation site requirements of the outdoor unit ........ 95.2.2 Additional installation site requirements of theoutdoor unit in cold climates ....................................... 105.2.3 Refrigerant piping length and height difference .......... 105.3 Preparing refrigerant piping....................................................... 105.3.1 Refrigerant piping requirements.................................. 105.3.2 Refrigerant piping insulation ....................................... 105.4 Preparing electrical wiring ......................................................... 115.4.1 About preparing electrical wiring................................. 116 Installation 116.1 Overview: Installation ................................................................ 116.2 Opening the unit ........................................................................ 116.2.1 About opening the units .............................................. 116.2.2 To open the outdoor unit............................................. 116.3 Mounting the outdoor unit.......................................................... 116.3.1 About mounting the outdoor unit................................. 116.3.2 Precautions when mounting the outdoor unit.............. 116.3.3 To provide the installation structure ............................ 116.3.4 To install the outdoor unit............................................ 126.3.5 To provide drainage .................................................... 126.3.6 To prevent the outdoor unit from falling over .............. 126.4 Connecting the refrigerant piping .............................................. 136.4.1 About connecting the refrigerant piping ...................... 136.4.2 Precautions when connecting the refrigerant piping ... 136.4.3 Guidelines when connecting the refrigerant piping ..... 136.4.4 Pipe bending guidelines.............................................. 146.4.5 To flare the pipe end ................................................... 146.4.6 Using the stop valve and service port ......................... 146.4.7 Connections between outdoor and indoor unit usingreducers ...................................................................... 156.4.8 To connect the refrigerant piping to the outdoor unit .. 156.5 Checking the refrigerant piping ................................................. 156.5.1 About checking the refrigerant piping ......................... 156.5.2 Precautions when checking the refrigerant piping ...... 156.5.3 To check for leaks....................................................... 156.5.4 To perform vacuum drying .......................................... 166.6 Charging refrigerant ................................................................... 166.6.1 About charging refrigerant ........................................... 166.6.2 About the refrigerant .................................................... 176.6.3 Precautions when charging refrigerant ........................ 176.6.4 To determine the additional refrigerant amount ........... 176.6.5 To determine the complete recharge amount .............. 176.6.6 To charge additional refrigerant ................................... 176.6.7 To fix the fluorinated greenhouse gases label ............. 176.7 Connecting the electrical wiring.................................................. 186.7.1 About connecting the electrical wiring.......................... 186.7.2 Precautions when connecting the electrical wiring ...... 186.7.3 Guidelines when connecting the electrical wiring ........ 186.7.4 Specifications of standard wiring components............. 196.7.5 To connect the electrical wiring on the outdoor unit..... 196.8 Finishing the outdoor unit installation ......................................... 196.8.1 To finish the outdoor unit installation ........................... 196.8.2 To close the outdoor unit ............................................. 196.9 About the compressor ................................................................ 207 Configuration 207.1 Standby electricity saving function ............................................. 207.1.1 About the standby electricity saving function ............... 207.1.2 To turn on standby electricity saving function .............. 208 Commissioning 208.1 Overview: Commissioning.......................................................... 208.2 Precautions when commissioning .............................................. 208.3 Checklist before commissioning................................................. 208.4 Checklist during commissioning ................................................. 218.5 To perform a test run.................................................................. 218.6 Starting up the outdoor unit ........................................................ 219 Hand-over to the user 2110 Maintenance and service 2110.1 Overview: Maintenance and service .......................................... 2110.2 Maintenance safety precautions................................................. 2110.3 Checklist for yearly maintenance of the outdoor unit ................. 2111 Troubleshooting 2211.1 Overview: Troubleshooting......................................................... 2211.2 Precautions when troubleshooting ............................................. 2211.3 Solving problems based on symptoms....................................... 2211.3.1 Symptom: Indoor units fall, vibrate or make noise ....... 2211.3.2 Symptom: The unit is NOT heating or cooling asexpected ...................................................................... 2211.3.3 Symptom: Water leakage............................................. 2211.3.4 Symptom: Electrical leakage........................................ 2211.3.5 Symptom: Unit does NOT function or burn damage .... 2211.3.6 Symptom: Indoor unit is running only with fixed fanspeed, not possible to change fan speed .................... 2211.3.7 Symptom: Unit goes to defrost operation even whenthe heat exchanger is not frozen.................................. 2211.4 Fault diagnosis using LED on outdoor unit PCB ........................ 2212 Disposal 2312.1 Overview: Disposal..................................................................... 2312.2 To pump down............................................................................ 2312.3 To start and stop forced cooling ................................................. 2312.3.1 To start/stop forced cooling using the indoor unit ON/OFF switch................................................................... 2312.3.2 To start/stop forced cooling using the indoor unituser interface ............................................................... 2313 Technical data 2413.1 Wiring diagram ........................................................................... 2413.2 Piping diagram ........................................................................... 2513.2.1 Piping diagram: Outdoor unit ....................................... 2514 Glossary 26