This part is the replacement air filter for your room air conditioner. It is framed by white plastic and is approximately 18 inches wide and 8.5 inches long. The air filter protects your home from air...
Local authorized LG repair shop told me, don't waste my time fixing it. Bench fix is $300 dollars. Purchased part, watched a video and bam. Fixed in 3-4 hours.
Pulled PTAC out of wall sleeve, unhook wire harness from control area, remove condenser shroud and motor and fan blade all at the same time. Replaced motor bracket and re-installed in reverse order.