GUARDIAN model 425 residential opener is a 1/2hp belt drive. It is part of the core series. This garage door opener has an ac motor on 110vac. A battery backup is not available. The remotes are billion code on 303. The rail is style is Solid T.
The warranty on the garage door opener is 5 years on the motor and 1 year on the remaining opener parts from GUARDIAN.
The model 425 is still available.
GUARDIAN model 425 residential opener owners manual and instructions in PDF format at NO CHARGE!
VIEW / DOWNLOAD by clicking HERE
guardian_425_om.pdf
(5.21 MB in English) This requires Acrobat 10 or higher