User manual LG AHUW166A0

[. . . ] LG ENGLISH LG Air-to-Water Heat Pump Owner's Manual Models : AH Series FRANÇAIS Dear Owner Thank you for installing LG Air-to-Water Heat Pump. Your best choice guarantees you a great performance and service to make your life comfortable & pleasant. IMPORTANT · Please read this owner's manual carefully and thoroughly before installing and operating your Air-to-Water Heat Pump. · Please retain this owner's manual for future reference after reading it thoroughly. Air-to-Water Heat Pump Owner's Manual TABLE OF CONTENTS A. Safety Precautions. . . . . . . . . . . . . . . . . . . . . . . . . 3 B. [. . . ] If this risk occurs, the product goes into defrost operation. It reverses the cycle and takes heat from the indoor system to prevent freezing of the outdoor system. · Room Temperature setting is available when Remote Room Air Sensor (sold separately) is installed. Please refer Function Code 03. 12 Air-to-Water Heat Pump Owner's Manual Owner's instruction Cooling Mode In this mode, cooling operation is activated to achieve the temperature set point. ENGLISH 1 Press Power Button to turn on the product. 2 Press Mode Selection Button to select Cooling operation mode. : Cooling operation icon Please refer to the manual of product. pressing 3 Adjust desired temperature byon each mode. Change Temperature buttons Ex1) Setting Temperature as 18°C on Leaving Water Temperature Ex1) Setting Temperature as 20°C on Room Temperature. Note : Decrease 1°C or 2°F per one time pressing : Increase 1°C or 2°F per one time pressing We can change the temperature range of each mode on installation setting mode. Please refer function code from 11 to 15. Owner's Manual 13 Owner's instruction Heating Mode In this mode, heating operation is activated to achieve the temperature set point. 1 Press Power Button to turn on the product. 2 Press Mode Selection Button to select Heating operation mode. : Heating operation icon 3 Adjust desired temperature by pressing Change Temperature buttons. Ex) Setting Temperature as 55°C on Leaving Water Temperature. Ex) Setting Temperature as 30°C on Room Temperature. 14 Air-to-Water Heat Pump Owner's Manual Owner's instruction Weather-dependent Operation This mode is only applied to heating. In order to save energy and to give highest comfort, setting temperature will follow outside temperature. If outdoor temperature decreases, heating capacity for the house will increase automatically in order to keep same room temperature. All parameters will be set by installer during start-up procedure and will be adapted to the site characteristic. ENGLISH 1 Press Power Button to turn on the product. 2 Press Mode Selection Button to select External Control operation mode. : Weather Dependent operation icon desired temperature level by 3 Adjust theChange Temperature buttons. pressing Ex) Decreasing temperature profile by 3°C (based on room air temperature) <Temperature adjust step (unit : °C)> -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5 Cold Hot Auto-Adjustable Target Temperature Value #1 of Function Code 24 or 25 Temperature profile of Weather-dependent operation Value #2 of Function Code 24 or 25 Outdoor air temperature Value #1 of Function Code 23 Value #2 of Function Code 23 Owner's Manual 15 Owner's instruction View Temperature View Temperature 1 Press repeatedlyeach Temperature. Button to select : View Room Temperature : View Inlet Temperature : View Outlet Temperature : View Sanitary Water Temperature (ONLY displayed when sanitary water heating mode) : View Solar Power Temperature (ONLY displayed when sanitary water heating mode) press View 2 Whenevertemperature Temperature button, the room will be displayed during 5seconds. (unit:°C) Temperature Air Temperature Range below 11 11 ~ 39 above 39 below 0 Water 0 ~ 92 above 92 Displayed as Lo actual temperature Hi Lo actual temperature Hi 16 Air-to-Water Heat Pump Owner's Manual Owner's instruction Sanitary Water Heating Operation 1 Press repeatedly View sanitary tank heating. Button to enable ENGLISH <Sanitary Water Heating Disable> <Sanitary Water Heating enable> water 2 Sanitaryenable heating operation is operating only on condition. During operation, segment will be on. <Sanitary Water Heating ON> <Note> · This function is not used when the sanitary water tank is not installed. · If you want to know more information, refer function code [15, 26~29] on installation information section Owner's Manual 17 Owner's instruction Silent Mode Operation Silent mode operation is that the outdoor unit works at reduced capacity so that the noise produced by the outdoor unit drops. This <Silent Mode OFF> <Silent Mode ON> This implies that the indoor heating and cooling capacity will also drop. Beware of this when a certain level of heating or cooling is required indoors. Silent mode operation may not work while the product is proceeding higher priority operation such as defrost operation, anti-freezing operation, and etc. ((When this mode is not operated by the priority order, ONLY display . ) 18 Air-to-Water Heat Pump Owner's Manual Owner's instruction Child Lock This function is to prevent children or other people from using controller. ENGLISH Function Setting 1 Presssetting mode. Button to enter user (The segment will be flashed) 2 Press set / clear button to finish the selection. [. . . ] Error code is generated by self diagnosis. Any switch, breaker (safety, earth) or fuse fails to work properly User must carry routine checkup & cleaning to avoid unit's poor performance. In case of special situation, the job must be carried out by the only service person. Owner's Manual 37 Maintenance and Service Troubleshooting Tips!Save time and money! Check the following points before requesting repairs or service. . . . [. . . ]