Lennox Air Conditioner and Furnace Repair

There could be several reasons for this problem. Check the power supply and ensure the furnace is receiving electricity. Also, inspect the thermostat settings and replace the batteries if needed. If the issue persists, there might be a problem with the ignition system or a faulty control board, and you should call a professional technician for further diagnosis and repair.

This issue might result from a variety of causes. Check the thermostat setting to ensure it’s on the “Heat” mode and set to the desired temperature. Inspect the air filters and replace them if they’re clogged. If the problem continues, there may be issues with the gas supply, flame sensor, or blower motor. Contact a certified technician to assess and fix the problem.

No, unusual noises from the furnace are often indicative of underlying issues. Common culprits include a loose blower motor, damaged belts, or worn-out bearings. Ignoring these noises can lead to more significant problems and potential breakdowns. Have a professional HVAC technician inspect and address the source of the noise promptly.

Short-cycling can occur due to various reasons, such as a clogged air filter, faulty thermostat, or issues with the flame sensor. It could also be a result of an oversized furnace for your home’s heating needs. A professional technician can diagnose the root cause and recommend the appropriate solution.

Yes, regular maintenance is essential for keeping your Lennox furnace in optimal condition. Simple tasks like replacing air filters, cleaning the system, and checking for any visible issues can help prevent major problems. However, it’s also crucial to schedule professional maintenance annually to ensure thorough inspections and tune-ups.

When your Lennox air conditioner fails to blow cold air, it can be due to several factors:

• Thermostat Settings: Ensure your thermostat is set to “cool” and the fan is set to “auto” rather than “on”. This ensures the fan runs only when the air conditioner is cooling.
• Dirty Air Filter: A clogged air filter can restrict airflow and prevent the AC from cooling effectively. Check the filter and replace it if it’s dirty.
• Blocked Vents: Make sure all vents are open and unobstructed to allow proper airflow.
• Refrigerant Levels: Low refrigerant levels can significantly affect cooling. Look for signs of refrigerant leaks, such as ice buildup on the refrigerant lines or evaporator coil. If you suspect a leak, contact a professional to repair it and recharge the refrigerant.
• Evaporator Coil: A dirty or frozen evaporator coil can also prevent the AC from blowing cold air. Clean the coil if it’s dirty, or allow it to thaw if it’s frozen.

Unusual noises from your air conditioner can indicate various issues:

• Debris in Condenser: Check for debris in the condenser unit. Turn off the power, open the condenser cover, and remove any leaves, sticks, or other debris.
• Loose Parts: Tighten any loose screws or bolts that may be causing rattling or clanking noises.
• Motor or Fan Issues: Screeching or grinding noises could be due to issues with the motor or fan. These usually require professional attention.

Water leaks around your air conditioner can cause significant damage if not addressed:

• Clogged Drain Line: A clogged drain line can cause water to back up and leak. Clear the blockage using a wet/dry vacuum or a plumber’s snake.
• Full Drain Pan: Check the drain pan for mould or debris that might cause overflow. Clean the pan as needed.
• Improper Installation: Ensure the unit is properly installed and levelled, as an uneven unit can cause water to pool and leak.

If your Lennox air conditioner won’t turn on, consider the following troubleshooting steps:

• Power Supply: Check the circuit breaker and reset it if it has tripped. Ensure the AC is plugged in properly.
• Thermostat: Ensure the thermostat has power and is set correctly. Replace batteries if needed.
• Internal Switch: Some units have an internal switch that must be on for the AC to operate. Make sure this switch is in the correct position.

Frequent cycling can increase wear and tear on your air conditioner:

• Thermostat Placement: Ensure the thermostat isn’t placed near heat sources or in direct sunlight, which can cause it to misread the temperature.
• Refrigerant Levels: Low refrigerant levels can cause the system to cycle frequently. Check for signs of a refrigerant leak.
• Dirty Components: Ensure the air filter, coils, and vents are clean and unobstructed to maintain efficient airflow.

A sudden increase in energy bills can indicate inefficiency in your air conditioner:

• Maintenance: Regular maintenance, such as cleaning filters and coils and ensuring proper refrigerant levels, can improve efficiency.
• Age of the Unit: Older units tend to be less efficient. Consider upgrading to a newer, more energy-efficient model if your unit is over 10-15 years old.
• Proper Insulation: Ensure your home is properly insulated to maintain the desired indoor temperature and reduce the workload on your air conditioner.