Maintenance Guides / Safety & Electrical

Replace smart lock batteries

Difficulty: easyTime: 10 mins

Why it matters

Smart locks fail unpredictably; dead batteries leave you locked out.

Stop forgetting to do this.

Hearth generates a personalized maintenance schedule so you never miss another replace smart lock batteries.

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How to do it

  • 1

    Check battery level in lock's app.

  • 2

    Locate battery cover (usually inside door).

  • 3

    Follow manual to open battery panel.

  • 4

    Remove batteries or unplug rechargeable pack.

  • 5

    Insert fresh batteries with proper polarity.

  • 6

    Close panel and test deadbolt manually and via app.