How to Use a Buoyancy Compensator in Scuba Diving

Neutral buoyancy underwater is essential. The buoyancy compensator, BC, is your main tool for controlling this state. It's sometimes called a BCD ' buoyancy control device.

Things You'll Need

  • Scuba Gear
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Instructions

    • 1

      Strap the BC to your tank and attach its inflation hose.

    • 2

      Secure the BC on your back.

    • 3

      Familiarize yourself with the inflate and deflate buttons on the left side of the BC vest.

    • 4

      Practice inflating the BC orally by holding down the deflation button and blowing into the mouthpiece attachment.

    • 5

      Fill the BC halfway before entering the water.

    • 6

      Deflate completely when submerging.

    • 7

      Tap the inflate button to give short bursts of air as you descend deeper.

    • 8

      Add air to the BC and establish neutral buoyancy once your desired depth is reached.

    • 9

      Deflate the BC constantly while ascending.