The LG F14A8RD(1~9) Dryer has some known problems that occur often. Here are some easy to do solutions for the problems or error codes your LG might be giving you.
This indicates that there might be foreign objects, such as coins or buttons, left in the drum or pump.
The load inside the washer may be unbalanced.
The washer is not level or the floor is not firm.
This could be due to improper connection of hoses or damaged hoses.
Excessive suds are formed due to too much detergent being used.
This might be due to closed taps or clogged water inlet filters.
The drain hose might be kinked or clogged.
The door is locked for safety reasons while the machine is in use.
All buttons are locked except the Power button to prevent tampering.
The water level sensor may have malfunctioned.
The motor is overloaded due to excessive load inside the washer.