Laundry room with a tank-type water heater beside the washer
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Gas water heater replacement (BLOCKED: refer to a licensed plumber / gas installer)

Replacing a gas water heater involves the gas connection, flue venting and combustion air, which are licensed work. The handyman role is to assess, take immediate safety action and refer.

Single source ~15 min advancedBrands: All

Before you start

  • BLOCKED: no gas connection, venting or burner procedure.
  • Gas smell: no switches or flames; leave and call the gas utility from outside.

Diagnostic steps

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OnCall Tech is a reference tool for trained technicians and can make mistakes. Always disconnect power and confirm with the manufacturer's documentation before you work.

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Gas water heater replacement (BLOCKED: refer to a licensed plumber / gas installer) · OnCall Tech