Repeat adjustment step 3 after, Adjustment step 3, Step 4 – Craftsman 1/2HP Garage Door Opener 139.53515SR User Manual

Page 18: Test safety reverse system, Optional), Install infrared reversing sensor

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Repeat adjustment step 3 after, Adjustment step 3, Step 4 | Test safety reverse system, Optional), Install infrared reversing sensor | Craftsman 1/2HP Garage Door Opener 139.53515SR User Manual | Page 18 / 24 Repeat adjustment step 3 after, Adjustment step 3, Step 4 | Test safety reverse system, Optional), Install infrared reversing sensor | Craftsman 1/2HP Garage Door Opener 139.53515SR User Manual | Page 18 / 24
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