Daikin R32 Split Series User Manual Download

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Installer reference guide

R32 Split series

English

Installer reference guide

R32 Split series

2MXM40M4V1B
2MXM50M3V1B9
2AMXM40M4V1B
2AMXM50M4V1B
2AMXF40A2V1B
2AMXF50A2V1B
2MXF40A2V1B
2MXF50A2V1B

Summary of Contents for R32 Split Series

Page 1: ...Installer reference guide R32 Split series English Installer reference guide R32 Split series 2MXM40M4V1B 2MXM50M3V1B9 2AMXM40M4V1B 2AMXM50M4V1B 2AMXF40A2V1B 2AMXF50A2V1B 2MXF40A2V1B 2MXF50A2V1B...

Page 2: ...ping 16 6 5 2 Precautions when checking the refrigerant piping 16 6 5 3 To check for leaks 16 6 5 4 To perform vacuum drying 16 6 6 Charging refrigerant 17 6 6 1 About charging refrigerant 17 6 6 2 Pr...

Page 3: ...optional equipment and spare parts made or approved by Daikin WARNING Make sure installation testing and applied materials comply with applicable legislation on top of the instructions described in t...

Page 4: ...example national gas regulation and are executed only by authorised persons Installation space requirements NOTICE Pipework shall be protected from physical damage Installation of pipework shall be k...

Page 5: ...leaks ventilate the area immediately Possible risks Excessive refrigerant concentrations in a closed room can lead to oxygen deficiency Toxic gas may be produced if refrigerant gas comes into contact...

Page 6: ...installed in the fixed wiring WARNING ONLY use copper wires Make sure the field wiring complies with the applicable legislation All field wiring MUST be performed in accordance with the wiring diagra...

Page 7: ...rence data Format Digital files on http www daikineurope com support and manuals product information Latest revisions of the supplied documentation may be available on the regional Daikin website or v...

Page 8: ...ifferent models 4 2 1 Identification label Outdoor unit Location 5 Preparation 5 1 Overview Preparation This chapter describes what you have to do and know before going on site It contains information...

Page 9: ...ectrical servicing 250 300 mm NOTICE Do NOT stack the units on each other Do NOT hang the unit on a ceiling Strong winds 18 km h blowing against the outdoor unit s air outlet causes short circuit suct...

Page 10: ...r unit 412 for more details In heavy snowfall areas it is very important to select an installation site where the snow will NOT affect the unit If lateral snowfall is possible make sure that the heat...

Page 11: ...may cause accidents WARNING All wiring MUST be performed by an authorised electrician and MUST comply with the applicable legislation Make electrical connections to the fixed wiring All components pro...

Page 12: ...e installed directly on a concrete veranda or another solid surface as long as it provides proper drainage Fix the unit securely by means of foundation bolts in accordance with the foundation drawing...

Page 13: ...rk without connecting the indoor unit in order to add another indoor unit later 6 4 1 About connecting the refrigerant piping Before connecting the refrigerant piping Make sure the outdoor and indoor...

Page 14: ...rench b Spanner c Piping union d Flare nut Piping size mm Tightening torque N m Flare dimensions A mm Flare shape mm 6 4 15 17 8 7 9 1 R 0 4 0 8 2 45 90 2 A 9 5 33 39 12 8 13 2 12 7 50 60 16 2 16 6 6...

Page 15: ...valve parts required when handling the valve c d a b a Service port and service port cap b Valve stem c Field piping connection d Stem cap Keep both stop valves open during operation Do NOT apply exc...

Page 16: ...ove all moisture air or nitrogen from the refrigerant piping If there is a possibility of moisture being present in the refrigerant piping for example water may have entered the piping first carry out...

Page 17: ...ing additional refrigerant When the total liquid piping length is more than specified see later Completely recharging refrigerant Example When relocating the system After a leak Charging additional re...

Page 18: ...it name plate the determined additional amount 6 6 6 To charge additional refrigerant WARNING Only use R32 as refrigerant Other substances may cause explosions and accidents R32 contains fluorinated g...

Page 19: ...e interconnection wiring away from copper pipes without thermal insulation as such pipes will be very hot DANGER RISK OF ELECTROCUTION All electrical parts including thermistors are powered by the pow...

Page 20: ...nal numbers match Make sure to match the symbols for piping and wiring 4 Make sure to connect correct wiring to correct room A to A B to B e A a A a B e B b c d 1 2 3 L N 1 2 3 f a Terminal for room A...

Page 21: ...tdoor unit see To turn on ECONO mode prohibition setting 421 2 Cut the jumper J6 J26 J24 J23 J6 J22 J8 3 Reinstall the top plate and the electric box cover CAUTION When reinstalling the electric box c...

Page 22: ...fter the installation of the unit first check the items listed below Once all checks are fulfilled the unit must be closed Power up the unit after it is closed The indoor unit is properly mounted The...

Page 23: ...it operates properly please make sure the following is clear for the user Make sure that the user has the printed documentation and ask him her to keep it for future reference Inform the user that he...

Page 24: ...as a timer or connected to a circuit that is regularly turned ON and OFF by the utility DANGER RISK OF BURNING 10 3 Solving problems based on symptoms 10 3 1 Symptom Indoor units fall vibrate or make...

Page 25: ...d stop forced cooling There are 2 methods to perform forced cooling Method 1 Using the indoor unit ON OFF switch if present on the indoor unit Method 2 Using the indoor unit user interface 11 3 1 To s...

Page 26: ...or Q M Thermo switch R Resistor R T Thermistor RC Receiver S C Limit switch S L Float switch S NPH Pressure sensor high Symbol Meaning S NPL Pressure sensor low S PH HPS Pressure switch high S PL Pres...

Page 27: ...rates the product Applicable legislation All international European national and local directives laws regulations and or codes that are relevant and applicable for a certain product or domain Service...