Furnace Ready Checklist for Wentzville Winters

Before the first cold snap, follow this furnace checklist to avoid no-heat emergencies. Trusted by Wentzville homeowners since 2013.

In Missouri, cold weather can hit unexpectedly, and furnaces that have remained inactive throughout the summer may malfunction just when they are needed the most. To avoid expensive emergency repairs, a straightforward checklist for homeowners can be invaluable:


Your 30-Minute Checklist:

  • Replace furnace filter.
  • Clear supply/return vents.
  • Test thermostat settings (heat/cool toggle).
  • Check CO detectors.
  • Listen for unusual noises on startup.


When to Call Us for a Professional Tune-Up:

  • Uneven heating across rooms.
  • Yellow pilot light (not blue).
  • The furnace is over 10 years old.


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Book a furnace tune-up today — Johnson Heating & Cooling keeps Wentzville homes safe and warm.

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