Assembly section, 1) attach the t-rail to the opener, 2) set the belt tension – Chamberlain 1280 - 1/2 HP User Manual

Page 6: Warning caution warning, Assembly step 1, Assembly step 2, Attach the t-rail to the opener, Set the belt tension, Figure a figure b, Figure c

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Assembly section, 1) attach the t-rail to the opener, 2) set the belt tension | Warning caution warning, Assembly step 1, Assembly step 2, Attach the t-rail to the opener, Set the belt tension, Figure a figure b, Figure c | Chamberlain 1280 - 1/2 HP User Manual | Page 6 / 36 Assembly section, 1) attach the t-rail to the opener, 2) set the belt tension | Warning caution warning, Assembly step 1, Assembly step 2, Attach the t-rail to the opener, Set the belt tension, Figure a figure b, Figure c | Chamberlain 1280 - 1/2 HP User Manual | Page 6 / 36
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