LINEAR model LDO33 USER residential opener is a 1/3hp belt drive. It is part of the premium series. This garage door opener has an ac motor on 110vac. A battery backup is not available. The remotes are rolling code on 318. The rail is style is Solid T.

The warranty on the garage door opener is Lifetime on the motor and 5 years on the remaining opener parts from LINEAR.

The model LDO33 USER is still available.

LINEAR model LDO33 USER residential opener owners manual and instructions in PDF format at NO CHARGE!
VIEW / DOWNLOAD by clicking HERE
linear_ldo33_user.pdf

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