operator arm

Quick Learner from CO
Aug 23, 2023 7:45 pm
Does the arm 39-414 open to 90 degrees?
vent crank
1 user uploaded images
3 Replies
Casey from SWISCO
Aug 24, 2023 1:44 pm


The 39-414 opens slightly more than 90 degrees. Just let us know if you have any other questions and thanks for posting. 

Dimensions for 39-414
Dimensions for 39-414

Quick Learner from NM
Apr 8, 2024 9:12 pm
does this crank fit the old style ventline fan?
Casey from SWISCO
Apr 9, 2024 8:53 am

Since most of our parts are generic replacements, they are used by a wide range of manufacturers. The determining factor would be how the style and dimensions compare to your original operator.

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