Chorley – who knocked out Championship side Derby in the third round – will kick off the round against Wolves on Friday, January 22, as one of eight ‘primary’ broadcast selections.
Their match will be live on BT Sport.
Holders Arsenal will be on BT at lunchtime on Saturday, January 23 against either Southampton or Shrewsbury, whose rearranged third-round tie is due to be played next Tuesday.
Cheltenham’s clash with Manchester City will also be televised on Saturday, at 5.30pm on BBC One.
Three other matches will be televised on Sunday in addition to the United-Liverpool clash. Chelsea v Luton will be on BBC One at noon, followed by Brentford v Leicester on BT Sport at 2.30pm.
Everton v Sheffield Wednesday will be an 8pm kick-off on BT Sport, while on Monday January 25 Wycombe will host Tottenham in a 7.45pm kick-off on BT.
The other eight ties will be available to watch on a combination of the BBC and BT’s digital platforms and red button services on Saturday and Sunday.
FA Cup 4th round fixture dates and kick-off times
Chorley vs Wolves | 7:45pm | BT Sport 1
12:15pm | Southampton/Shrewsbury vs Arsenal | BT Sport 1
3pm | Bournemouth vs Crawley Town | BT digital platforms
3pm | West Ham vs Doncaster Rovers | BBC digital platforms
3pm | Sheffield United vs Plymouth Argyle | BBC digital platforms
3pm | Brighton vs Blackpool | BT digital platforms
3pm | Barnsley vs Norwich City | BT digital platforms
3pm | Millwall vs Bristol City | BT digital platforms
3pm | Swansea vs Nottingham Forest | BT digital platforms
5:30pm | Cheltenham Town vs Manchester City | BBC One
12pm | Chelsea vs Luton Town | BBC One
2:30pm | Brentford vs Leicester City | BT Sport 1
2:30pm | Fulham vs Burnley | BT digital platforms
5pm | Manchester United vs Liverpool | BBC One
8pm | Everton vs Sheffield Wednesday | BT Sport 1
7:45pm | Wycombe Wanderers vs Tottenham | BT Sport 1