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How To Replace a Broken Heater Bleedline Nipple in 8 Quick Steps

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Struggling with a broken heater bleedline nipple? In this post, we show you how to replace a broken heater bleedline nipple if it has broken off. This repair is only for heaters or spas that are out of warranty. If you have a warranty on your heater or spa, call your Hot Spring dealer and get a warranty replacement. Before we get started, let’s determine which tools and parts you will need.

Tools You Will Need:

  • Phillips head screwdriver
  • 7/16” socket wrench
  • Impact driver or drill
  • 1/8” drill bit
  • 5/16” drill bit
  • 3/8” drill bit

Parts You Will Need:

  • 1/4” HB X 1/8” MIP Hose barb adapter
  • Plumber’s tape

Step 1. Remove the two Phillips head screws from the back cover of the broken heater.

broken heater bleedline nipple replacement
Step 1.5-

Step 2. Using a 5/16” drill bit, drill a hole as straight and as close to the center of the broken bleedline nipple as you can. Drill the hole no more than 3/8” deep.

Step 2. Drill a hole-

Step 3. Using a 3/8” drill bit, widen the hole so that you can thread in the hose barb adapter.

Step 3. Widen the hole-

Step 4. Using a 1/8” drill bit, open up the center of the hole so that water can drain from the heater. Be careful not to go too deep with your drill bit.

Step 4. Open the center of hole-
Step 4.5-

Step 5. Thread in the hose barb adapter.

Step 5. Thread in the adapter-

Step 6. Remove the hose barb adapter and wrap it with plumber’s tape.

Step 6. Wrap it with tape-

Step 7. Thread in the hose barb adapter using a 7/16” socket wrench.

Step 7. Thread in the adapter-

Step 8. Put the back cover on with the two Phillips head screws.

Step 8. Put the cover back on-

You’re all done! Good job!

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Our goal here at Backyard Plus is to help save you money by avoiding costly service calls for repairs that you can easily do yourself!

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