Here's what will be airing on H&I on Valentine's Day, all times Eastern:

6am-Renegade: "Carrick O'Quinn" (S2E22, OAD: May 9, 1994)
7am-Renegade: "The King and I" (S3E4, OAD: October 1, 1994)
8am-Batman: "Fine Feathered Finks" (S1E3, OAD: January 19, 1966)
8:30am-Batman: "The Penguin's a Jinx" (S1E4, OAD: January 20, 1966)
9am-Adventures of Superman: "The Unlucky Number" (S4E2, OAD: February 25, 1956)
9:30am-Adventures of Superman: "The Big Freeze" (S4E3, OAD: March 3, 1956)
10am-Adventures of Superman: "Peril by Sea" (S4E4, OAD: March 10, 1956)
10:30am-Adventures of Superman: "Topsy Turvy" (S4E5, OAD: April 21, 1956)
11am-Wonder Woman: "The Man Who Made Volcanoes" (S2E9, OAD: November 18, 1977)
12pm-MacGyver: "Flame's End" (S1E13, OAD: January 29, 1986)
1pm-MacGyver: "Countdown" (S1E14, OAD: February 5, 1986)
2pm-Martial Law: "No Quarter" (S2E11, OAD: January 8, 2000)
3pm-Lethal Weapon: "Surf N Turf" (S1E2, OAD: September 28, 2016)
4pm-Walker, Texas Ranger: "Saving Grace" (S6E14, OAD: January 10, 1998)
5pm-Walker, Texas Ranger: "Money Talks" (S6E15, OAD: January 17, 1998)
6pm-Black Sheep Squadron: "The Deadliest Enemy of All: Part 1" (S1E15, OAD: January 11, 1977)
7pm-Black Sheep Squadron: "The Deadliest Enemy of All: Part 2" (S1E16, OAD: January 18, 1977)
8pm-Tour of Duty: "I Wish It Would Rain" (S2E7, OAD: February 14, 1989)
9pm-Tour of Duty: "Popular Forces" (S2E8, OAD: February 21, 1989)
10pm-Combat!: "The Glory Among Men" (S2E32, OAD: April 21, 1964)
11pm-Garrison's Gorillas: "The War Diamonds" (E25, OAD: March 5, 1968)
12am-12 O'Clock High: "Back to the Drawing Board" (S2E21, OAD: February 7, 1966)
1am-The Unit: "Shadow Riders" (S4E9, OAD: November 23, 2008)
2am-The Unit: "Misled and Misguided" (S4E10, OAD: November 30, 2008)
3am-The Unit: "Switchblade" (S4E11, OAD: December 21, 2008)
4am-Renegade: "Black Wind" (S3E5, OAD: October 8, 1994)
5am-Renegade: "Way Down Yonder in New Orleans" (S3E6, OAD: October 15, 1994)