Report "I have an goldstar model # wg5004r air conditioner. its in my sons small room, works great but for some reason the front coil froze up. that night it was cool an he left the ac on. . i lost the owners manual, cant find one on line. im trying to trouble shoot the freezing problem . we put it on fan only an let it thaw, seems ok now, and compressor working. i noticed no manual switch or lever for vent, and it has a dry feature on the control pad i have no clue what this is for. any answers or solutions i would appreciate it"