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CHAMBERLAIN model 140, 140-6, 140-9, 140-9TV, 140GM, 140TV residential opener is a 1/4hp chain/cable drive. It is part of the value. This garage door opener has an ac motor on 110vac. A battery backup is not available. The remotes are dip switch on 390. The rail is style is Split T.

The warranty on the garage door opener is 3 years on the motor and 1 year on the remaining opener parts from CHAMBERLAIN.

The model 140, 140-6, 140-9, 140-9TV, 140GM, 140TV is discontinued.

CHAMBERLAIN model 140, 140-6, 140-9, 140-9TV, 140GM, 140TV residential opener owners manual and instructions in PDF format at NO CHARGE!
VIEW / DOWNLOAD by clicking HERE
chamberlain_140_om.pdf

(0.16 MB in English) This requires Acrobat 10 or higher