Attach the rail to the header bracket, Installation step 4, Installation step 3 – Chamberlain WHISPER DRIVE WD822KD User Manual

Page 14: Position the opener

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Attach the rail to the header bracket, Installation step 4, Installation step 3 | Position the opener | Chamberlain WHISPER DRIVE WD822KD User Manual | Page 14 / 40 Attach the rail to the header bracket, Installation step 4, Installation step 3 | Position the opener | Chamberlain WHISPER DRIVE WD822KD User Manual | Page 14 / 40
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