How to assemble IKEA ÄLVDALEN 3-Seat Sleeper Sofa with Chaise

Step-by-step assembly

1. 

   Step 1

   Screw the 6 legs (10099665) into the sofa base by hand.

   The base lies upside down on the seat — work on a soft surface.

   ▶ Watch this step (0:16)

2. 

   Step 2

   Stick a felt pad (10002300) onto the end of each leg.

   6 pads for the sofa — the other 4 are for the chaise.

   ▶ Watch this step (0:25)

3. 

   Step 3

   Turn the base over onto its legs — 2 people.

   ▶ Watch this step (0:32)

4. 

   Step 4 · manual step 3

   Lower the front of the seat down onto the base.

   ▶ Watch this step (0:40)

5. 

   Step 5 · manual step 4

   Hold the backrest against the 2 brackets.

   2 people. The brackets on the rear of the base go against the front of the backrest.

   ▶ Watch this step (0:46)

6. 

   Step 6 · manual step 4

   Fix it with 4 bolts (122692) — 2 in each bracket.

   Tighten them with the Allen key (10095216).

   ▶ Watch this step (0:53)

7. 

   Step 7 · manual step 4

   Lift the seat at the front and push it back.

   Slide it all the way back against the backrest.

   ▶ Watch this step (1:01)

8. 

   Step 8 · manual step 5

   Screw 2 threaded rods (114509) into the chaise backrest by hand.

   Lay the backrest block on its back on a soft surface.

   ▶ Watch this step (1:07)

9. 

   Step 9 · manual step 6

   Stand the chaise on its end and lower it onto the rods — 2 people.

   The rods go through the holes in the end of the chaise frame.

   ▶ Watch this step (1:14)

10. 

    Step 10 · manual step 7

    Screw a wing nut (158457) onto each rod by hand.

    Inside the chaise frame, at the backrest end.

    ▶ Watch this step (1:22)

11. 

    Step 11 · manual step 8

    Screw 4 legs (10099665) into the chaise and add the felt pads.

    ▶ Watch this step (1:28)

12. 

    Step 12 · manual step 9

    Tip the sofa onto its back — 2 people.

    Chaise on the left: manual pages 12–13. On the right: pages 14–15, mirrored.

    ▶ Watch this step (1:36)

13. 

    Step 13 · manual step 9

    Push the chaise against the end of the sofa.

    Underside toward you, the backrests level on the floor.

    ▶ Watch this step (1:43)

14. 

    Step 14 · manual step 10

    Fit 2 brackets (10100764) across the joint with 2 bolts (105100).

    Tighten with the Allen key. See the manual, step 10, for the exact hole positions.

    ▶ Watch this step (1:51)

15. 

    Step 15 · manual step 10

    Then 2 screws (106551), each with a washer (100827).

    Also turned in with the Allen key.

    ▶ Watch this step (1:59)

16. 

    Step 16 · manual step 11

    Tip the sofa and chaise up onto their legs together.

    2 people.

    ▶ Watch this step (2:06)

17. 

    Step 17 · manual step 11

    Place the 3 back cushions on the seats.

    ▶ Watch this step (2:13)