1: Some engines stop working with less maintenance (7)

4: . . . before the last apprentice is put in the ground (5)

8: Stormy channel discovered? (5)

9: Romantic poet is close to Reagan (5)

11: Alan, Timothy, and a couple of Estonians follow me at breakfast, lunch, and dinner (9)

14: Zoo custodians hear significant animal noises (7)

15: Anyway - no! (3)

16: Nothing we have to pay (3)

17: Cull out from top ten (3)

18: Tender command (3)

20: Leave a ring on (7)

22: Scold head of state entertained by Ted Turner? That's most astute! (9)

24: Ear to (almost all) the ground (5)

26: Trust woman (5)

28: Wicker basket a North American Indian left (5)

29: Duck turning up initially looking like a Walt Disney animated goose (7)

1: Old tent, tank sold - new Naval regulation (4,3,4,4)

2: About....about right? Wrong! (3)

3: Knock out acrobat's last daring feat (5)

4: Popular buzz over an animal (7)

5: Clean oneself, but in reverse (3)

6: Log tavern men non-confusingly involved in unofficial business. (15)

7: Exciting moment, actor as reviewer (11)

10: For Proust, life's purpose springs from remembrance of a torn desire (6,5)

12: Consumed and digested tea (3)

13: Find out scout (3)

18: How to get around doing business, essentially (3)

19: Free up fuel distribution; its appalling (7)

21: Requires five kills, or a single accurate shot. (3)

23: ... squeeze in girdle as we speak (5)

25: Grant loud colour (3)

27: Concealed hot part of psyche (3)