CHAMBERLAIN model LW9000WF residential opener is a 1 1/4hp belt drive. It is part of the value. This garage door opener has an dc motor on 110vac. A battery backup is included. The remotes are rolling code on MyQ. The rail is style is Split Square.
The warranty on the garage door opener is Lifetime on the motor and 5 years on the remaining opener parts from CHAMBERLAIN.
The model LW9000WF is discontinued.
CHAMBERLAIN model LW9000WF residential opener owners manual and instructions in PDF format at NO CHARGE!
VIEW / DOWNLOAD by clicking HERE
(4.62 MB in English) This requires Acrobat 10 or higher