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1/2 HP
GARAGE DOOR OPENER
OWNER’S
MANUAL
Model No.
139.18865
139.18866
139.18875
139.18876
For Residential Use
Only
Caution:
Read and follow all
safety rules and
operating instructions
before first use of this
product.
Fasten the manual
near the garage door
after installation.
Cover Page SEARS 139.53515 SR (Dual Sidelight)
6/21/89 - 4/6/92
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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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Care and Maintenance
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Operation
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Troubleshooting
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Parts List
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MD
Sears Canada, Inc., Toronto, Ontario M5B 2B8