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Question About Chamberlain Garage Door Opener 4000 MLUK
adjustment...

garage door does not always close (intermitant problem)but opens everytime. it is now 10 years old, does it need lubrication, if so with what typoe of lubricant?

Asked by john on 11/25/2008 1  Answer

ManualsOnline posted an answer 15 years, 10 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

Dale posted an answer 10 years, 7 months ago

0 Mine does the same thing!!! Is Chamberlain just crappy or what's the deal?
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