Espa Drain Plug Seal Failure

Water leaking from the drain plugs at the bottom of the Espa pump housing

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Possible Causes

Missing or hardened drain plug gaskets, Loose drain plugs, Cracked drain plug threads

How to Fix / Troubleshooting

Safety first: Turn off the pump and relieve system pressure before removing drain plugs.

  • 1. Tighten plugs: Gently tighten the drain plugs with an appropriate tool. Do not overtighten to avoid cracking the housing.
  • 2. Replace gaskets: Remove the plugs and inspect the rubber or fiber gaskets. Replace with new Espa-compatible gaskets if flattened or damaged.
  • 3. Inspect threads: Check the pump housing and plug threads for cracks. Replace the plug or housing if threads are compromised.
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Repair Difficulty

Very Easy 1/5

Required Part

Espa pump drain plugs and gaskets
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