Window Crank

A quick learner from Canada says:
Works fine once it is clear of the jamb but just spins when closing tight or opening from closed.
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Lauren from SWISCO responded:

Hello, thank you for posting,

To further review, we will need to see the window open where we can see the arm(s) of the crank operator. From there we can determine the style the window uses to confirm a good fit. Thank you! 

A quick learner from Canada says:
more pics
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Lauren from SWISCO responded:

Thank you,

Your operator resembles either the 39-438B and 39-439B or the 39-253LB and 39-253RB operators. The difference between these two styles is the guide at the end of the straight arm. Please review the video below that goes into more detail.

Also review the 39-451 and 39-452 or 39-375 and 39-376 cover/handles depending on style preference.

Please review and let us know if you have any additional questions! 

How to Orient a Dual-Arm Operator
How to Orient a Dual-Arm Operator
VIDEO
WATCH >
Comparing the 39-253LB & 39-438B Operators
Comparing the 39-253LB & 39-438B Operators
VIDEO
WATCH >
Anatomy of a casement window
Anatomy of a casement window
VIDEO
WATCH >
How to identify casement and awning operators
How to identify casement and awning operators
GUIDE
READ >
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