Using the wall-mounted door control, To open the door manually, Warning caution warning warning – Chamberlain 2220RGD 1/2 HP User Manual

Page 28: Care of your opener

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Using the wall-mounted door control, To open the door manually, Warning caution warning warning | Care of your opener | Chamberlain 2220RGD 1/2 HP User Manual | Page 28 / 36 Using the wall-mounted door control, To open the door manually, Warning caution warning warning | Care of your opener | Chamberlain 2220RGD 1/2 HP User Manual | Page 28 / 36
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