Operation 
 
 
Window kit installation(Take the example with three parts of tracks.) 
 
1. Loose nut anti clockwise and unscrew such as Fig 1. 
 
2. adjust the washer on board 1 at the sliding groove on board 2, and then insert the 
fixation board 2 in the fixation board 1 such as fig.2 
 
3. adjust according to own window size and fix nut on the fixation board 1   
clockwise such as fig.3 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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