User manual LG HMC009KD

[. . . ] If you review our chart of Troubleshooting Tips first, you may not need to call for service at all. PRECAUTION · Contact the authorized service technician for repair or maintenance of this unit. · Contact the installer for installation of this unit. · AWHP is not intended for use by young children or invalids without supervision. · Young children should be supervised to ensure that they do not play with AWHP. [. . . ] Ground wire to ground unit to prevent electrical shocks. * The shape of products can be chaged according to the model capacity and type. 6 Air-to-Water Heat Pump Product Introduction ENGLISH Control Panel 1 2 3 4 5 6 7 8 9 10 11 12 13 1. Direction button (Up, Down, Left, Right) 8. Set/Clear button Some functions may not be operated and displayed depending on the model. Owners Manual 7 Owner's instruction Owner's Instruction Monitoring Information Electric Heater STEP ONE Electric Heater STEP TWO These icons indicate that the backup electric heater is operating. Sanitary Water Tank heater This icon indicates that sanitary water tank electric heater which is located inside sanitary water tank is active. The icon is not used when sanitary water tank is not installed. Water Pump This icon indicates that the water pump inside the unit is active. AUXILIARY SOLAR THERMAL PUMP This icon indicates that auxiliary solar thermal pump is active. NOTE : As installation of auxiliary solar thermal pump is not compulsory but recommendation according to field condition, this icon can be seen although no auxiliary solar thermal pump is installed. Defrosting This icon indicates that the defrost mode is active. This mode is automatically operating. Maintain lowest temperature The purpose of this mode is maintaining the temperature to prevent damage by freezing of water pipe. Disinfection This icon indicates disinfecting operation is ongoing in sanitary water tank. Compressor This icon indicates that the Compressor is active. Child Lock NO FUNCTION Central Controller This icon indicates that the product is controlled by the central controller. Thermostat This icon indicates connection with thermostat. Slight trouble This icon indicates that slight trouble is occurred. Heavy trouble This icon indicates that heavy trouble is occurred. 8 Air-to-Water Heat Pump Owner's instruction ENGLISH Mode Change Turn on the product and select operation mode. 1 2 Press Power Button to turn on the product. Press OPER MODE Button to select each operation mode. Cooling operation Heating operation Weather dependent operation Operation Mode · Cooling Operation - The product yields cool water to use in under floor cooling or FCU cooling. · Heating Operation - The product yields hot water to use in under floor heating or FCU heating. · Weather dependent Heating Operation - In this mode, heating setpoint is automatically determined by pre-defined temperature profile. Selecting Target Temperature 1 Press SET TEMP Button to select each operation mode. Room temperature Leaving Water temperature Sanitary Water Tank temperature 2 Adjust desired temperature by pressing Change Temperature buttons on each mode. To raise the Temperature To lower the 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. · Room Temperature setting is available when Remote Room Air Sensor (sold separately) is installed. · Sanitary Water Tank temperature setting is available when Sanitary Water Tank is installed. Owners Manual 9 Owner's instruction Weather-dependent Operation This mode is only applied to heating. (the "Minute" segment will be flashed). Press up, down button to adjust the Minute. If you finish the setting, press setting/cancel button to complete programming. Press exit button to exit or system will automatically release without any input after 25 seconds. 18 Air-to-Water Heat Pump Owner's instruction ENGLISH Programming : Weekly Reservation The weekly reservation is active after setting current time. 1 2 3 4 5 6 7 8 Press programming button to enter the Programming mode. Repeat pressing button to select [Weekly reservation]. (the segment flashing) Press left, right button to adjust the current day. Press up, down button to adjust the action number. Press right button to move to "Hour" part on ON Time section. (The "Hour" segment will be flashed). Start Time Section Press up, down button to adjust the Hour on Start Time section. Press right button to move to "Minute" part on Start Time section. (The "Minute" segment will be flashed). Press up, down button to adjust the Minute on Start Time section. Press right button to move to "Hour" part on OFF Time section. (The "Hour" segment will be flashed). Off Time Section Owners Manual 19 Owner's instruction 9 Please refer the process from No. 5 to No. 7 for setting OFF Time. It is same method. 10 11 12 If you finish the setting, press setting/cancel button to complete programming. The under bar segment will be created, when it finished. Please refer the process from No. 2 to No. 10 for setting other day weekly program. It is same method. Press exit button to exit or system will automatically release without any input after 25 seconds. <Note> Description of weekly reservation <Start Time Section> <Off Time Section> Action Start Time From <Start Time Section> To Off Time <Off Time Section> Two actions per weekday can be programmed, in total 14 actions. 20 Air-to-Water Heat Pump Owner's instruction ENGLISH Programming : Holiday Reservation This function is to automatically stop the machine working on some days. 1 2 3 4 Press programming button to enter the Programming mode. Repeat pressing button to select [Holiday reservation]. [. . . ] - Therefore, user must restart the product after power reset when emergency operation has been running. Owners Manual 25 Maintenance and Service Maintenance and Service Maintenance activities In order to ensure optimal availability of the unit, a number of checks and inspections on the unit and the field wiring have to be carried out at regular intervals, preferably yearly. This maintenance should be carried out by your local agreed technician. When the unit is not going. . . . CAUTION · If the product is not used for long time, we strongly recommend NOT TO SWITCH OFF THE POWER SUPPLY to the product. · If power is not supplied, some special product-protecting actions (such as water pump anti-locking) will not performed. Call the service immediately in the following situations 1. Anything abnormal such as burning smell, loud noise etc. [. . . ]