User manual LG PC12

[. . . ] Product Introduction. . . . . . . . . . . . . . . . . . . . . . 6 C. Owner's instruction. . . . . . . . . . . . . . . . . . . . . . . . 8 D. Using Thermostat. . . . . . . . . . . . . . . . . . . . . . . . . 33 E. Maintenance and Service . . . . . . . . . . . . 37 F. [. . . ] · There are sharp and moving parts that could cause personal injury. Be cautious when unpacking and installing the product. · Sharp edges could cause injury. If the refrigerant gas leaks during the repair, do not touch the leakaing refrigerant gas. · The refrigernat gas can cause frostbite (cold burn) Do not tilt the unit when removing or uninstalling it. · The condensed water inside can spill . Do not mix air or gas other than the specified refrigerant used in the system . · If air enters the refrigerant system, an excessively high pressure results, causing equipment damage or injury. If the refrigerant gas leaks during the installation, ventilate the area immediately. · Otherwise it can be harmfull for your health. Dismantling the unit, treatment of the refrigerant oil and eventual parts should be done in accordance with local and national standards. Do not expose your skin or kids or plants to the cool or hot air draft. Use a firm stool or ladder when cleaning, maintaining or repairing the product at an height. · Be careful and avoid personal injury. · This could harm to your health. Owner's Manual 5 Product Introduction Product Introduction Typical Installation Scene 1 3 2 Water Inlet Water Outlet 4 5 1. Refrigerant pipe and connecting cable 4. Ground wire to ground outdoor 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 Owner's Manual Product Introduction Control Panel 1 ENGLISH 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. Owner's Manual 7 Owner's instruction Owner's instruction Monitoring Information AUXILIARY SOLAR THERMAL PUMP This icon indicates that auxiliary solar thermal pump is active. The outdoor unit is operating under emergency mode operation condition which is configured by DIP switch No. 4 of the indoor unit PCB. <Display> Heavy trouble a problem is found inside the outdoor unit. As the outdoor unit has problem, the emergency mode operation is performed by electric heater located in the indoor unit. <Display> Critical error On critical error, the product will be unconditional stop. At this time, CH' and error code No. keep display by turns. <Display> 20 Air-to-Water Heat Pump Owner's Manual Owner's instruction Setting Current Time You can set current time. ENGLISH 3 1 Keep pressing programming button formode. seconds to enter Setting current time Ex) Changing Current Time as 'Monday / PM 10:20'. 2 Press left, right button to adjust the current day. to 3 Press down button(Themove to AM/ PM part and adjust it. 'AM/ PM segment will be flashed) right button to move to 'Hour' 4 Press(the 'Hour' segment will be flashed) part. 5 Press up, down button to adjust the Hour. <Note> The current time have set as 12:00 initially. Owner's Manual 21 Owner's instruction to 'Minute' 6 Press right button to movebe flashed) part. (the 'Minute' segment will 7 Press up, down button to adjust the Minutes. 8 If you finish the setting, press set / clear button . 9 Press exit button to exit or system will automatically release without any input after 25 seconds. 22 Air-to-Water Heat Pump Owner's Manual Owner's instruction Programming : Setting Simple Reservation You can easily turn-on reservation. (ONLY enable when unit is stand-by. ) ENGLISH to enter the 1 Press programming buttonsegment flashing) Programming mode. (the Ex) Setting Simple Reservation time as '3' hours. 2 Press up, down button to adjust the reservation time. 3 If you finish the setting, press setting/cancel button to complete programming. will 4 Press exit button to exit or systeminput after automatically release without any 25 seconds. Owner's Manual 23 Owner's instruction Programming : Setting Sleep Reservation You can easily turn-off(sleep) reservation. (ONLY enable when unit is operating. ) enter the 1 Press programming button topressing button Programming mode. (the segment flashing) Ex) Setting Simple Reservation time as '3' hours. 2 Press up, down button to adjust the reservation time. 3 If you finish the setting, press setting/cancel button to complete programming. will 4 Press exit button to exit or systeminput after automatically release without any 25 seconds. 24 Air-to-Water Heat Pump Owner's Manual Owner's instruction Programming : Setting ON Reservation This function is able to turn-on after a setting time. enter the 1 Press programming button topressing button Programming mode. [. . . ] - Therefore, user must restart the product after power reset when emergency operation has been running. 36 Air-to-Water Heat Pump Owner's Manual 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. ENGLISH 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. [. . . ]