User manual LG FFH-1950AD

[. . . ] If you review our chart of Check item prior to notify a failure, you may not need to call for service at all. Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Operating Instructions. . . . . . . . . . . . . . . . . 10 Additional function . . . . . . . . . . . . . . . . . . . . . . 14 Maintenance and Service . . . . . . . . . . . . 17 PRECAUTION · Contact the authorized service technician for repair or maintenance of this unit. · Contact the installer for installation of this unit. · The ventilator 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 the ventilator. [. . . ] Drain outlet (Ø25. 4) Owner's Manual 7 Electrical Safety Electrical Safety WARNING: This appliance must be properly grounded. To minimize the risk of electric shock, you must always plug into a grounded outlet. Preferred method Ensure proper ground exists before use WARNING: Do not cut or remove the grounding prong from the power wire. WARNING: Attaching the adapter ground terminal to the wall receptacle cover screw does not ground the appliance unless the cover screw is metal and not insulated, and the wall receptacle is grounded through the house wiring. WARNING: If you have any doubt whether the ventilator is properly grounded, have the wall receptacle and circuit checked by a qualified electrician. 8 Ventilator Characteristics ENGLISH Characteristics Ventilation via Total Heat Exchanger Exhausts indoor air via the Total Heat Exchanger outdoor. · The outdoor air heat exchanged is supplied to indoor. Operate the ventilator in the Ventilation via Total heat exchanger in summer/winter when cool/heat operation is done. Damper Exhaust air Return Air Supply Air Outdoor air Total Heat Exchanger DX Coil Humidifier Element Normal Ventilation Exhausts the polluted indoor-air directly without via the Total Heat Exchanger. · Operate the ventilator in the Normal Ventilation in spring/autumn when the Total heat exchanger is not required. Damper Exhaust air Return Air Supply Air Outdoor air Total Heat Exchanger DX Coil Humidifier Element CAUTION: In case of high outdoor pollution degree like yellow sand please pause the ventilator. Owner's Manual 9 Operating Instructions Operating Instructions (Accessory) Name and Function of Remote Controller 1 OPERATION INDICATION SCREEN 2 SET TEMPERATURE BUTTON 3 FAN SPEED BUTTON 4 ON/OFF BUTTON 5 OPRATION MODE SELECTION BUTTON 6 WIRELESS REMOTE(*) CONTROLLER RECEIVER · Some products don't receive the wireless signals. AIR FLOW BUTTON(*) 7 8 SUBFUNCTION BUTTON 9 FUNCTION SETTING BUTTON 10 VENTILATION BUTTON 11 RESERVATION 12 UP, DOWN, LEFT, RIGHT BUTTON · To check the indoor temperature, press button. 13 ROOM TEMPERATURE BUTTON 14 SETTING/CANCEL BUTTON 15 EXIT BUTTON 1 10 9 8 7 11 12 13 14 15 2 3 4 5 6 Models : PQRCVSL0 PQRCVSL0QW Please attach the inform label inside of the door. Please choose proper language depend on your country. j Some functions may not be operated and displayed depending on the product type. Refer to remote controller in order to know detail functions. j (*) : Functions for air conditioner. 10 Ventilator Operating Instructions ENGLISH Ventilation operating scene and ventilation operating method 1. Control using remote controller where air conditioner indoor unit and the ventilation product is installed at the same time. Single Operation (Direct Expansion Ventilation Single Operation) Direct Expansion Ventilation Direct Expansion Ventilation Wired Remote Controller Interlinked Operation (Direct Expansion Ventilation Interlinked Operation) Air conditioner Indoor unit Direct Expansion Ventilation Wired Remote Controller h Connecting wires is the same as air conditioner user manual. Heating operation: - The heating mode doesn't work if desired temperature is lower than room temperature Please increase the desired temperature. Room Temperature Check button, 1 Whenever press be displayedthe room temperature will within 5 seconds. After 5 seconds, it turns to display the desired temperature. Because of location of remote controller, the real room temperature and the this displayed value can be different · For air-cooling drive, from 18°C to 30°C, and for heating drive, from 16°C to 30°C, you can select desired temperature. · 5°C is proper for the difference between room and outside temperature. 16 Ventilator Maintenance and Service ENGLISH Maintenance and Service Method to disassemble each part To prevent function of the ventilator deteriorating, clean dust adhered to the air filter and total heat exchanger regularly. Method to take each part out(Air filter, Total heat exchanger) 1. Remove the maintenance cover. Put the hands inside of the ceiling from the maintenance cover, and pull the maintenance cover up. (Looser the hinge and detach the maintenance cover. ) Main Body 2. Take the air filter out. Take the air filter with each contained to the left/right downside of the Total heat exchanger. CAUTION: Take care to ensure that you could not damage when taking the air filter out since there is a sharp part on it. Air Filter Main Body 3. Take the Total heat exchanger out. Catch the handle and then take the Total heat exchanger (2EA) out from the main body. (2 units) Main Body WARNING: Turn the breaker off when cleaning the product. [. . . ] Insert the new Humidifier (2EA) Confirm that the edge of top panel of humidifier element has been hooked securely on the rail. And assemble the lamp, rid of cistern and drain cap. WARNING: Turn the breaker off when cleaning the product. CAUTION: Gloves should be worn when doing the maintenance work. [. . . ]