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Direct Answer

If your garage heater runs nonstop, it could be due to a malfunctioning thermostat, faulty limit switch, or improper installation.

Likely Causes

Some common causes of a garage heater running nonstop include a stuck thermostat, dirty air filter, or incorrect thermostat settings.

Safe Checks

Homeowners can safely check the thermostat settings, air filter, and ensure proper ventilation in the garage.

Danger Signs

Danger signs that require immediate attention include a gas smell, carbon monoxide alarm, or severe overheating.

When to Call a Technician

If you notice any danger signs or are unsure about troubleshooting, it’s best to call a licensed technician for assistance.

Prevention

Regular maintenance, such as cleaning the air filter and checking thermostat settings, can help prevent issues with your garage heater.

Final Takeaway

Remember to prioritize your safety and the safety of your garage heater by addressing any issues promptly and seeking professional help when needed.