User manual PANASONIC WH-UD14CE8

[. . . ] ENGLISH Before operating the unit, read these operating instructions thoroughly and keep them for future reference. Before operating the unit, make sure the installation has been carried out correctly by authorized dealer correctly and precisely following the installation instructions given. Panasonic Air-to-Water Heatpump is a split system consisting only of an indoor unit and an outdoor unit. This system designed for combination with Panasonic Tank Unit. [. . . ] After initial installation, you can manually adjust the settings. The initial setting remains active until the user changes it. ⷠThe control panel can be used for multiple installations. Some functions may not be applicable to your unit. Simultaneously for 5 seconds to enter special setting mode. To enable YES or disable NO function, or set your desired day and time. Solar Priority (YES / NO) To choose the solar use for water tank heat up. Heating Priority (YES / NO) To choose the heat pump only use for Heating side during HEAT + TANK mode. During sterilization Sterilization Day & Time Set to prevent burnt or To set timer for sterilization (only once a week). Sterilization Continue Time To set timer to maintain heating temperature in order to complete the sterilization function (5minutes ~ 1hour). Using the control panel could set the temperature range for water outlet temperature and outdoor ambient temperature. When unit is ON, operation LED is lit and the actual temperature for water outlet and outdoor ambient are shown on the control panel display. - In this mode, the outdoor unit will provide heating capacity to the indoor unit. ⷠHEAT + TANK MODE - In this mode, the outdoor unit will provide heating capacity to the sanitary tank and indoor unit. - This operation is not used when the sanitary water tank is not installed. - In this mode, the outdoor unit will provide heating capacity to the sanitary tank. Press for 5 seconds to enter "SETTING" mode. Repeat steps 2 to 5 to set other parameters. This operation reduces outdoor unit noise. In this condition, it may cause decrease in heating capacity. The backup heater provides extra heating capacity during cold outdoor temperature and only can operated at heat mode operation for indoor unit. ⷠThe backup heater will automatically turn ON when the setting conditions is fulfilled. [. . . ] When the outdoor temperature is out of the operation condition range, the heatpump system enter protection control. If indoor unit water inlet temperature is lower than 20°C. Backup heater power will turn on to heat up the water. When heating is operated by indoor unit together with floor heating or panel heater simultaneously, there may be case where warm water temperature is getting lower and cause floor heating or panel heater heat-up is weaken. [. . . ]