Step 1: Prep the faucet for repair

The first task in any faucet repair is to shut off the water feed by closing the valves under the sink; if there are none, Richard shuts the water main. He turns on the faucet to bleed the pipes of water, then plugs the sink’s drain with a rag. "The smaller the part," says Richard, "the more it wants to take a dive down the drain."
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    Tools List

    • pocket knife
      Pocket knife, used to pry off the plastic cap)
    • Phillips screwdriver
      Screwdriver, for removing the screw that holds the handle in place)
    • adjustable pliers
      Slip-joint pliers, to unscrew the bonnet and grip the stem)
    • needlenose pliers
      Needlenosed pliers, for grabbing the retainer clip)

    Shopping List

    1. Faucet Replacement Cartridge (Bring the old one to the store with you to match it.)

    2. Valve O-Rings, if necessary

    3. Plumber's grease, if replacing the O-rings