Window pivot springs

A contractor from Missouri says:
Have 5 windows that have the same problem they don't stay open. Need to replace the broken Springs to ensure windows open and close properly.

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Tom from SWISCO responded:

Your balance assembly looks like it uses our 15-192 shoe, 15-156 cover, 15-157 drum, and then the Series 170 bottom and Series 171 top spring. The video below will show you how these parts all work together.

SWISCO S170 and S171 Coil Balance Assembly
SWISCO S170 and S171 Coil Balance Assembly
VIDEO
WATCH >
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How to remove window pivot shoes
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