10.1 Fault diagnosis using LED on outdoor unit PCB ....... 20 Daikin website (publicly accessible). 11 Disposal ▪ The full set of latest technical data is available on the Daikin Business Portal (authentication required). 12 Technical data 12.1 Wiring diagram ................21 12.1.1...
2 Specific installer safety instructions Installation site (see "4.1 Preparing the installation site" [ 4 14]) Charging refrigerant (see "6 Charging refrigerant" [ 4 17]) CAUTION WARNING ▪ Check if the installation location can support the unit's The refrigerant inside the unit is mildly flammable, but weight.
3 About the box WARNING About the box ALWAYS use multicore cable for power supply cables. Outdoor unit WARNING Use an all-pole disconnection type breaker with at least 3 mm between the contact point gaps that provide full 3.1.1 To remove the accessories from the disconnection under overvoltage category III.
4 Unit installation NOTICE The height of the wall on the outlet side of the outdoor unit MUST be ≤1200 mm. Do NOT install the unit in sound sensitive areas (e.g. near a bedroom), so that the operation noise will cause no trouble. Note: If the sound is measured under actual installation conditions, the measured value might be higher than the sound pressure level mentioned in "Sound spectrum"...
5 Piping installation Drain plug 5.1.2 Refrigerant piping insulation Hose (field supply) ▪ Use polyethylene foam as insulation material: To close the drain holes and attach the drain ▪ with a heat transfer rate between 0.041 and 0.052 W/mK (0.035 socket and 0.045 kcal/mh°C) NOTICE ▪...
6 Charging refrigerant WARNING If the pressure… Then… Does not change There is no moisture in the Connect the refrigerant piping securely before running the system. This procedure is compressor. If the refrigerant piping is NOT connected and finished. the stop valve is open when the compressor is run, air will be sucked in.
7 Electrical installation WARNING Contains fluorinated greenhouse gases RXXX NEVER directly touch any accidental leaking refrigerant. This could result in severe wounds caused by frostbite. GWP: XXX To determine the additional GWP × kg refrigerant amount 1000 If a multilingual fluorinated greenhouse gases label is For ARXM71R delivered with the unit (see accessories), peel off the If the total liquid...
7 Electrical installation WARNING Component Recommended circuit breaker RXM71R 20 A ▪ Do NOT use locally purchased electrical parts inside the product. RXP50~71M ▪ Do NOT branch the power supply for the drain pump, RXF50+60B etc. from the terminal block. This could result in RXF71A electrical shock or fire.
8 Finishing the outdoor unit installation Drainage Finishing the outdoor unit Make sure drainage flows smoothly. installation Possible consequence: Condensate water might drip. The indoor unit receives the signals of the user interface. To finish the outdoor unit installation The specified wires are used for the interconnection cable.
▪ A subset of the latest technical data is available on the regional Light emitting diode (service Daikin website (publicly accessible). monitor green) ▪ The full set of latest technical data is available on the Daikin HIGH VOLTAGE High voltage Business Portal (authentication required).