When you adjust your seek range and it doesn't include your present rating, the system pretty much just ignores you. Your seek has to at least include 25 points lower and 25 points higher. So for your 1048 blitz; well, you can do the math. Here's a link:
https://support.chess.com/customer/portal/articles/1622811-how-are-seeks-matched-in-live-chess-
How many hours is normal to wait for an online match? I adjusted level 1500-1650, but it shouldn't t as me hours?!