Owner's
Manual
Model No. 139.53664SRT2
For Residential Use
Only
CRRFTSMI:iN®
GARAGE DOOR OPENER 1/2 HP
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,
•Safety Precautions
•Assembly
•Installation
•Adjustment
•Care and Maintenance
•Operation
•Troubleshooting
•Parts List
Complies withUL325 fll _ regulations effective
January 1, 1993