Whirlpool Top Plumbing Connection Leak

Water heater leaks from top around inlet/outlet connections

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Possible Causes

Loose dielectric nipples, failed flex connector, cracked solder joint, deteriorated thread sealant

How to Fix / Troubleshooting

Safety first: Turn OFF power or gas and close the cold water supply valve. Open a hot faucet to relieve pressure.

Steps:

  • Dry the top of the heater and observe where water reappears.
  • Tighten flex connectors and fittings carefully; do not overtighten plastic-lined nipples.
  • If threads are leaking, disconnect, clean, and reassemble with new Teflon tape or approved pipe dope.
  • Replace any cracked flex connectors or fittings.

Note: If water is seeping from under the top cover or insulation, the tank itself may be leaking and require replacement.

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Repair Difficulty

Easy 2/5

Required Part

Dielectric Nipples / Flex Connectors
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