Karim Ul Hasan

For a 25 horsepower motor, the airflow usually ranges from 14,000 to 15,000 CFM (cubic feet per minute). This measure of airflow varies based on application needs. To determine your specific requirements, consider your space size and desired air pressure (PSI). Always check reliable sources for fan efficiency ratings. This range provides a good baseline … Read more

If your AC unit’s blower motor takes time to turn on, check the thermostat settings. Make sure the cooling cycle is active. Set the fan to “on” instead of “auto.” A delay may mean a bad thermostat. Troubleshooting may be needed, which could involve inspecting or replacing the thermostat. Another factor could be the capacitor. … Read more

The AC unit fan may not turn on due to several reasons. Check if there is power and sufficient voltage. The fan motor might be overheating. Look for obstructions in the fan blades or inspect the fan belt for issues. These factors are key to troubleshooting the problem effectively. Next, inspect the capacitor. This small … Read more

If your AC unit’s outside motor runs but the fan doesn’t turn on, start by checking for power issues or obstructions. Look for low voltage to the fan, overheating of the fan motor, blockages in the fan blades, or a worn-out fan belt that needs replacement. These factors can prevent the fan from working properly. … Read more

If your AC unit’s motor stops, check the capacitor and fan motor. A faulty capacitor can impact the fan. An overheating motor may trigger the thermal overload safety feature. Also, inspect the thermostat and refrigerant levels. If unsure, seek professional help for thorough troubleshooting. Expert troubleshooting tips include checking the capacitor for visible damage or … Read more

If your AC unit motor is not running, start by checking the thermostat setting. Ensure it’s on and not in “off” mode. Inspect the circuit breaker for any tripped switches. Look for obstructions in the fan blades. Also, check the capacitor for any visible damage. These steps will help identify and fix the issue effectively. … Read more

A humming noise from the AC unit motor usually signals a weak capacitor. This important part may lose its power over time. Consequently, the compressor motor has trouble starting when the thermostat triggers the unit. This struggle results in the noticeable humming sound during operation. Another cause is a malfunctioning contactor. The contactor controls the … Read more

A hot AC unit motor and a burning smell usually mean there’s a problem with the capacitor. The capacitor helps the motor run properly. If it fails, the motor can overheat and produce a burning odor. This is an urgent issue. Turn off your HVAC system right away and call a professional for repair. To … Read more

Overheating in an AC unit motor may suggest a problem with the capacitor or airflow issues. Common causes include a dirty air filter, a clogged condenser coil, or low refrigerant levels. To prevent this, perform regular maintenance and lubrication. Diagnose the issue by checking for blockages and ensuring proper airflow. To troubleshoot an overheating AC … Read more

An AC unit motor capacitor boosts the compressor and fan motors by providing an electrical jolt. To replace it, follow safety precautions and choose the correct dual run capacitor, often 45/5 MFD at 370V or 440V. DIY repairs save money, typically costing less than $20. When replacing an AC unit motor capacitor, it is crucial … Read more