Craftsman 139.18975 User Manual

1/2 HP
GARAGE DOOR OPENER
For Residential Use Only
Model Nos:
139.18076 • 139.18086 • 139.18096 • 139.18675
139.18676 • 139.18686 • 139.18696 • 139.18975
KG
KG
1
2
3
®
■ Safety Precautions
■ Assembly
■ Installation
■ Adjustment
■ Maintenance
■ Operation
■ Troubleshooting
■ Parts List
MD
Sears Canada, Inc., Toronto, Ontario M5B 2B8
Visit our Craftsman website: www.sears.com/craftsman
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.
Owner’s Manual

Craftsman 139.18975 Specifications

General

Type	Chain Drive
Horsepower	1/2 HP
Remote Control	Yes, one 3-button remote included
Voltage	120V
Battery Backup	No

Summary

You'll Need Tools

Assembly Step 1: Assemble the Rail & Install the Trolley

Installation Step 2: Install the Header Bracket

Wall Header Bracket Installation

Attaching the header bracket to the wall above the garage door for opener mounting.

Ceiling Header Bracket Installation

Attaching the header bracket to the ceiling for opener mounting, useful for minimal clearance.

Installation Step 10: Install the Safety Reversing Sensor

Garage Door Track Installation

Preferred method for mounting safety reversing sensor brackets onto the door track.

Wall Installation

Mounting safety reversing sensor brackets directly to the garage wall, possibly with extensions.

Floor Installation

Mounting safety reversing sensor brackets on the floor using blocks or extension brackets.

Adjustment Step 1: Adjust the UP and DOWN Limits

Operation of Your Opener

Having a Problem?