Doorstep Delivery: Sleep Number® FlexFit™ with c1 Smart Mattress

Before You Start

  • We recommend having two people complete set-up.
  • If you haven't already, download the Sleep Number® app from your device's app store.
  • Register your smart bed after downloading the Sleep Number® app. You will need your order number and the email address you used when you ordered your bed to complete registration.

Materials List

  • Mattress
  • Firmness Control System
  • Remote (if purchased)
  • FlexFit™ smart adjustable base (King size bases will have two pieces, and Queen size bases will have one piece)

Set Up your Adjustable Base

  1. Stand the adjustable base on the side rail edges and flex the head panels for stability. Cut all orange ties. Be careful not to cut any wires.

    Side by side of two images with one showing the underside of a smart adjustable base, and then another showing hands cutting orange ties.

  2. Set aside the head and foot rails. They will come wedged in between the decking panel and frame.

    Two Sleep Number technicians standing up head and foot rails.

  3. Install legs by pressing the metal button on the leg and sliding into the frame receiver. Stop at the desired height. Make sure all legs are set to the same height. Do not remove the clear spacer tape as this is designed to ensure a snug fit.

    Side by side of two images with one showing a close up of base legs, and then another showing another close up of the spacer tape on FlexFit legs.

  4. Check all connections under the bed while the base is on its side.
  5. Lay the adjustable base down in its desired location. Lift the decking panels up at the head and foot of the base for the next steps.

    Service Position.jpg

  6. Install head and foot rails.
    1. Remove plastic from siderails.
    2. Slide head and foot rails through the grooves at the ends of the side rails. 
    3. Install speed screws to secure rail to frame.
      • 4 at the head, 2 at the foot

        Screenshot 2024-07-16 133956.jpgSpacers ff.jpg

  7. Route and secure the hose using clips located on base. Align white sticker on the hose to the siderail hose clips to avoid excess slack. 
                 Screenshot 2024-07-12 091848.jpg

  8. Split king models only: Connect left side harness to the right side under the deck panels at the head of the base.

    Flex Fit.jpg

  9. Check connections are secure at the control box. 

    control box connections.jpg

  10. Install Firmness Control shelf.
  11. Place Firmness Control System on the shelf at the sleeper left foot. 
  12. Connect all hoses and wires and plug into the nearest electrical outlet.
    1. Sleeper Right Hose (Blue)
    2. Sleeper Left Hose (White)
    3. Wire Harness (Black)
    4. Power cord

  13. Lay the decking panels down and ensure the mattress connection points at each hip are available through the opening.

    Route  connections.jpg 

Set up your mattress

  1. Remove the mattress from the bag and locate its product label.
  2. With two people carrying the mattress, place it sleep surface-side down with the head of the mattress at the foot of your bed frame/base.

    Screenshot 2024-07-16 122114.jpg

  3. Place Magnets on the cover in the magnet targets. 
    • WARNING: Magnets are extremely strong. Unpackage only one magnet at a time. DO NOT unpackage the next magnet until you've secured the previous magnet per the following instructions. 
      1. Hand tighten magnets to color-coded mounting plate. Gray to gray and black to black.
        • Avoid overtightening as doing so can rip fabric.
        • To avoid injury, do not place your fingers between the mattress and base.

          Screenshot 2024-07-16 121702.jpg

  4. Flip mattress and center on the base. 
    Screenshot 2024-07-16 132925.jpg
  5. Complete base to mattress connections on both hips of the bed. 
  6. Check mattress magnets are seated properly into the magnet deck targets on the foundation. 

    Seat Magnets.jpg
    Screenshot 2024-07-16 130122.jpg

2. Get Your Bed Online with the Sleep Number® App

If you already have a Sleep Number® smart bed and you are not getting online for the first time, skip this process.

Finish bed setup: Get your bed online for the first time

  1. Make sure your bed is set up and no one is in it when you get started.
  2. Open the Sleep Number® app and tap "Smart Bed."
  3. Tap "Finish Setup" and follow the steps. This may take 5 to 10 minutes.
  4. Select your Wi-Fi network and enter your password. Make sure your router is within 40 feet of your smart bed and your internet service is connected.
  5. Stay next to your bed until the process is complete.

Get another bed online

  1. Open the Sleep Number® app and tap "Profile."
  2. Tap the account settings icon in the top right corner.
  3. Under "My Orders", find the bed you want to set up and tap "Complete Registration." Add sleeper profiles if you haven't yet. If you have already set up sleeper profiles, select the bed you want to get online from the "Smart Bed" tab.
  4. Tap "Finish Setup" and follow the steps. This may take up to 5 to 10 minutes.
  5. Select your Wi-Fi network and enter your password. Make sure your router is within 40 feet of your bed and your internet service is connected.
  6. Stay next to your bed until the process is complete.

Set up your remote

Skip this process if you did not purchase a remote.

  1. Insert two AA batteries into the back of your remote.
  2. Follow the prompts on your remote to complete the pairing process.

3. Start Sleeping Better Tonight

Use your Sleep Number® app or remote to find your Sleep Number setting. Visit our support site if you need help finding your Sleep Number setting. It's normal for your Sleep Number setting to be different than the one you found in the store.

Need Help?

Please contact us if you need additional assistance with assembly.

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