LIFTMASTER model T MECHANICAL commercial opener is a 1/2hp chain drive. It is part of the commercial opener. This garage door opener has an ac motor on 110vac. A battery backup is not available. The remotes are billion code on OTHER. The rail is style is Solid Channel.

The warranty on the T MECHANICAL garage door opener is 2 years on the motor and 2 years on the remaining opener parts from LIFTMASTER.

The model T MECHANICAL is still available.

LIFTMASTER model T MECHANICAL commercial opener instructions and owners manual in PDF format at NO CHARGE!
VIEW / DOWNLOAD by clicking HERE
liftmaster_t_mech_om.pdf

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