certainteed vinyl /replacement window devon install 27 years ago

A handy person from north haven conn says:
January 8, 2016
the measurement of the window is 24/37.5 inch the sash weigh 7.5 pounds the number are /a 1 87598
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Paul from SWISCO responded:
January 12, 2016
Thanks for posting. First, can I ask about your pivot shoe? Look at our 15-192 and let me know if this is a match. If so, I would recommend starting with our S170-407 coil spring.
407 Series 170 Coiled Balance Spring
407 Series 170 Coiled Balance Spring
S170-407
$6.55
CertainTeed Pivot Shoe
CertainTeed Pivot Shoe
15-192
$6.39
SWISCO S170 and S171 Coil Balance Assembly
SWISCO S170 and S171 Coil Balance Assembly
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How to Replace a Triple Coil Balance System
How to Replace a Triple Coil Balance System
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How to remove window pivot shoes
How to remove window pivot shoes
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Anatomy of a tilt window
Anatomy of a tilt window
VIDEO
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Removing a Triple Coil Window Balance
Removing a Triple Coil Window Balance
GUIDE
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