What is the difference between a belt drive and direct drive fan?
Are belt driven blowers are more efficient than direct drive blowers?
Pro: Belt driven fans offer greater flexibility in terms of RPM speed. ... Thus, the fan blades will rotate at the same speed as the motor rotates. Pro: Greater efficiency is the biggest pro of direct drive fan configurations.Jan 28, 2013
How does a belt driven fan work?
Belt-driven fans use mechanical energy directly from the engine. Electric fans rely on electric energy from the battery and charging system. But in cooling, what makes a good fan is optimum airflow for cooling with minimum energy consumption (for maximum engine power and fuel economy).
How do I know if my HVAC blower motor is bad?
- AC Fan Doesn't Start. Even though you have the AC turned on, the fan does not start.
- AC Fan Doesn't Stop. ...
- Slow Rotating Blades. ...
- Outside Fan Blades Are Still. ...
- Rattling, Humming, and Buzzing Noises. ...
- AC Runs Intermittently. ...
- No Cold Airflow.
Furnaces need monthly maintenance and many do-it-yourselfers overlook the blower-fan belt. ... If the belt isn't tight enough, it slips, and the fan won't turn as it should. You get less hot air for your money. Inspect the belt for wear and tear.Mar 26, 2016