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3/4 HP
GARAGE DOOR OPENER
For Residential Use Only
Model • 139.18489DS
®
Read and follow all safety rules and
operating instructions before first use of this
product.
Fasten the manual near the garage door after
installation.
Periodic checks of the opener are required to
ensure safe operation.
Owner’s Manual
Sears Canada, Inc., Toronto, Ontario M5B 2B8
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Safety Precautions
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Assembly
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Installation
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Adjustment
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Maintenance
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Operation
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Troubleshooting
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Parts List
ENGLISH