Blower port question

birddog

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Joined
May 23, 2023
Messages
14
Hi folks! There is no valve or anything to control air coming out of the blower port, correct?  I just want to double check that I cannot control the air coming out of the blower port (i.e. shut it off). I have a CT 15.  I feel the warm exhaust air coming out one end, and the cooler air shooting out of the blower port. Thanks.
 
birddog said:
Hi folks! There is no valve or anything to control air coming out of the blower port, correct?  I just want to double check that I cannot control the air coming out of the blower port (i.e. shut it off). I have a CT 15.  I feel the warm exhaust air coming out one end, and the cooler air shooting out of the blower port. Thanks.

If it's like the CT 22...then there is not a limiter...which makes sense. If you limit the exhaust air, it could spell problems for the vac.
 
Thanks [member=44099]Cheese[/member] ! I have never paid much attn to the blower. Probably because I have never used the ct for that purpose. I realized a couple hrs ago that after a minute or so of running, the blower air gets warmer and is obviously meant to keep blowing at full blast.
 
Do not be worried (too) much.

The motor cooling is what matters and it has its own exhaust. When the exhaust is restricted it works very similar as when the inlet is restricted - the turbine air resistance will heat up the air perceptibly as the same heat generated by the turbine is transferred onto less air. These are no home vacs where the motor cooling is provided by the sucked air ..

Completely closing the intake or exhaust for a prolonged period can be a problem. Restricting it not so much. The motor cooling is independent as in any serious industrial vac. If you are too concerned, just use a bypass hole to ensure there is some air flow at all times.
 
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