Never turn the circuit breaker ON until all the installation Installing the outdoor unit ..............2 work is completed! Refrigerant piping................2 Contact your Daikin dealer to confirm the outdoor unit combination. Drain piping ..................3 Vacuum drying of the installation ............3 Outlook drawing (See figure 1)
Gas pipe 12–15 mm 8–10 mm Liquid pipe 8–10 mm 7–10 mm NOTE For the gas pipe, use a polyethylene foam resistant to a temperature of 110°C. FDBQ25B8V1 Installation manual Split series room air conditioners Multi system room air conditioners 4PW23698-1...
Before supplying the power, check that the voltage is within ±10% of the rated voltage marked on the nameplate. Take care not to bend the printed circuit board when inserting or removing the connectors. FDBQ25B8V1 Installation manual Split series room air conditioners Multi system room air conditioners 4PW23698-1...
This can cause a problem for the unit during start up in heating mode. By enabling the thermistor in the remote controller, the actual room temperature is sensed instead of the heat exchanger temperature. FDBQ25B8V1 Installation manual Split series room air conditioners Multi system room air conditioners...
When the master unit is OFF, the system mode is determined by the unit which is switched on first. For setting the master unit, contact your dealer. FDBQ25B8V1 Installation manual Split series room air conditioners Multi system room air conditioners...