4) position the opener, Sectional door & 1 piece door with track, One-piece door without track – Chamberlain 1200 User Manual

Page 16: Caution, Installation step 4, Position the opener

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4) position the opener, Sectional door & 1 piece door with track, One-piece door without track | Caution, Installation step 4, Position the opener | Chamberlain 1200 User Manual | Page 16 / 40 4) position the opener, Sectional door & 1 piece door with track, One-piece door without track | Caution, Installation step 4, Position the opener | Chamberlain 1200 User Manual | Page 16 / 40
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