K and K window crank

Quick Learner from Southern California
Hello, I have 3 windows that the crank mechanism is stripped or broken and need replacement. Any idea where I can get these from? any advise will be helpful, see photos attached.
2 user uploaded images
6 Replies
Bob
Bob from SWISCO
SWISCO
Expert

Hello there. Many K&K windows use the 39-031 & 39-031, or the 39-155 & 39-156, but please check your operator to see if this design matches. Then, to determine which set you need, compare the dimensions we list in the pictures, particularly the length of the link arm. For a new cover and handle, see our 39-107 and 39-114L

Quick Learner from Southern California
Thank you Bob so much for your reply, here are additional photos
if helpful so i can order the right parts. thank you
3 user uploaded images
Bob
Bob from SWISCO
SWISCO
Expert

Hello again. Based on that Entrygard logo on the straight arm, I'm pretty confident this is either the 39-031 and 39-032; just be sure to double-check the arm dimensions we list to be 100% sure. To know which of handed operator you need, it's best to remove the operator fully, then remove the cover and see which side of the spline the gears and arms are placed will determine which you need. See the video below for removal and replacement details. 

Quick Learner from San Diego
Hello 
Can you please help me identify this model? 
3 user uploaded images
Bob
Bob from SWISCO
SWISCO
Expert

Hello there. It looks like you have either the 39-031 and 39-032 Dual-Arm Operators, or the 39-155 and 39-156. The difference between these two operator pairs is the length of the link arm. See the diagrams below. Measure your old operator to see what matches best. In either case, for new covers and handles, see the 39-107 and 39-114L sold separately.

Dimensions for 39-031
Dimensions for 39-031
Dimensions for 39-155
Dimensions for 39-155

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