6 PreparationInstaller reference guide25EBLQ05+07CAV3 + EDLQ05+07CAV3 + EKCB07CAV3 +EK2CB07CAV3 + EKMBUHCA3V3 + EKMBUHCA9W1Daikin Altherma low temperature monobloc4P405544-1 – 2015.03The outdoor unit is designed for outdoor installation only, and forambient temperatures ranging 10~43°C in cooling mode, –25~25°Cin space heating mode, and –25~35°C in domestic hot wateroperation mode.6.2.2 Additional installation site requirementsof the outdoor unit in cold climatesProtect the outdoor unit against direct snowfall and take care that theoutdoor unit is NEVER snowed up.cabcda Snow cover or shedb Pedestalc Prevailing wind directiond Air outlet▪ In any case, provide at least 300 mm of free space below the unit.Additionally, make sure the unit is positioned at least 100 mmabove the maximum expected level of snow. See "7.3 Mountingthe outdoor unit" on page 32 for more details.In heavy snowfall areas it is very important to select an installationsite where the snow will NOT affect the unit. If lateral snowfall ispossible, make sure that the heat exchanger coil is NOT affected bythe snow. If necessary, install a snow cover or shed and a pedestal.6.2.3 Installation site requirements of thecontrol boxINFORMATIONAlso read the precautions and requirements in the"General safety precautions" chapter.▪ Mind the measurement guidelines:Maximum distance between control box andoutdoor unit20 mMaximum distance between control box and backupheater kit10 mMaximum distance between control box anddomestic hot water tank10 m▪ Mind the following spacing installation guidelines:10050 506005050(mm)▪ The control box is designed to be wall-mounted in indoor locationsonly. Make sure the installation surface is a flat and vertical non-combustible wall.▪ The control box is designed to operate in ambient temperaturesranging from 5~35°C.Do NOT install the control box in the following places:▪ Sound sensitive areas (e.g. near a bedroom and the like), so thatthe operation noise will cause no trouble.▪ In places with high humidity (max. RH=85%), for example abathroom.▪ In places where frost is possible.6.2.4 Installation site requirements of theoption boxINFORMATIONAlso read the precautions and requirements in the"General safety precautions" chapter.▪ Mind the measurement guidelines:Maximum distance between the option box andcontrol box EKCB07CAV33 m▪ Mind the following spacing installation guidelines:10050 506005050(mm)▪ The option box is designed to be wall-mounted in indoor locationsonly. Make sure the installation surface is a flat and vertical non-combustible wall.▪ The option box is designed to operate in ambient temperaturesranging from 5~35°C.Do NOT install the option box in the following places:▪ Sound sensitive areas (e.g. near a bedroom and the like), so thatthe operation noise will cause no trouble.▪ In places with high humidity (max. RH=85%), for example abathroom.▪ In places where frost is possible.