Jackshaft
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Model 3800 Residential Jackshaft Opener by Chamberlain Liftmaster
Included with installation:
A - Remote light - Garage door opener light that can be positioned anywhere on the ceiling within 6' of an outlet.
B - Cable Tension Monitor - specifically designed to maintain accurate tension and eliminate "cable throw," which occurs when the cable slips off the drum.
C - Power Lock - similar to a deadbolt, it ensures the door cannot be forced open.
D - Multi -Function Smart Control Panel - Provides time, temperature and diagnostic information about your opener.
E - Premium Remote Control - Illuminates with bright, blue lights as your hand approches.
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Your garage door should be serviced every 3–5 years.
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