CHAMBERLAIN model 5500, ML5500 residential opener is a 1/2hp chain/cable drive. It is part of the value. This garage door opener has an ac motor on 220vac. A battery backup is not available. The remotes are rolling code on 390. The rail is style is Split T.
The warranty on the garage door opener is 5 years on the motor and 1 year on the remaining opener parts from CHAMBERLAIN.
The model 5500, ML5500 is discontinued.
CHAMBERLAIN model 5500, ML5500 residential opener owners manual and instructions in PDF format at NO CHARGE!
VIEW / DOWNLOAD by clicking HERE
chamberlain_5500_om.pdf
(0.07 MB in English) This requires Acrobat 10 or higher