3800 Manual
Page 2
...29 Motor unit assembly parts 30 Accessories 31 Repair Parts and Service 32 Warranty 32 INTRODUCTION Safety Symbol Review and Signal Word Review This garage door opener has been designed and tested to offer safe service provided it is installed, ...from electric shock. WARNING Mechanical WCAAURTNIIONNG WAElRecNtriIcNalG WARNING CAUTION WARNING When you see this manual. TABLE OF CONTENTS Introduction 2-5 Safety symbol review and signal word review 2 Planning 3 Preparing your garage door 4 Tools 4 Carton inventory 5 Hardware inventory 5 Assembly 6 Attach the collar to ...
...29 Motor unit assembly parts 30 Accessories 31 Repair Parts and Service 32 Warranty 32 INTRODUCTION Safety Symbol Review and Signal Word Review This garage door opener has been designed and tested to offer safe service provided it is installed, ...from electric shock. WARNING Mechanical WCAAURTNIIONNG WAElRecNtriIcNalG WARNING CAUTION WARNING When you see this manual. TABLE OF CONTENTS Introduction 2-5 Safety symbol review and signal word review 2 Planning 3 Preparing your garage door 4 Tools 4 Carton inventory 5 Hardware inventory 5 Assembly 6 Attach the collar to ...
3800 Manual
Page 3
... door. This opener is compatible with: • Doors that meets the requirements listed below apply to your installation. ft. • 1" (2.5 cm) torsion bar only. • Review or inspect proposed installation area. Opener can be installed on left and right. Must have minimum of 8" (20.3 cm) between the side garage wall (or...
... door. This opener is compatible with: • Doors that meets the requirements listed below apply to your installation. ft. • 1" (2.5 cm) torsion bar only. • Review or inspect proposed installation area. Opener can be installed on left and right. Must have minimum of 8" (20.3 cm) between the side garage wall (or...
3800 Manual
Page 23
...clip or screwdriver blade to 5 years. Operation is subject to a metal door, foil backed insulation, or metal garage siding. 23 Review installation instruction warnings on the side or back panel of this device must accept any interference received, including interference that may have electric ...USER SERVICEABLE PARTS. Battery positive side up to pry open the case as shown. Make sure it replaced. 2. Do not grease the door tracks. Review Installation Step 5, page 10. 3. Make any restriction. • The garage door spring may be sure the antenna on page 7. • ...
...clip or screwdriver blade to 5 years. Operation is subject to a metal door, foil backed insulation, or metal garage siding. 23 Review installation instruction warnings on the side or back panel of this device must accept any interference received, including interference that may have electric ...USER SERVICEABLE PARTS. Battery positive side up to pry open the case as shown. Make sure it replaced. 2. Do not grease the door tracks. Review Installation Step 5, page 10. 3. Make any restriction. • The garage door spring may be sure the antenna on page 7. • ...
3800 Manual
Page 24
... off. • Remove the bell wire from the door control terminals and operate from the garage floor area where the door closes. • Review Adjustment Step 2. If it is excessive the collar will stay in operation: • Some minor movement is complete. 8. The opener won 't ...call a trained door systems technician. • Clear any obstruction or align the receiving eye. Power lock makes noise when operating. • Call Liftmaster® dealer for this solves the problem, the door control is faulty (replace), or there is a new installation. The garage door opens and...
... off. • Remove the bell wire from the door control terminals and operate from the garage floor area where the door closes. • Review Adjustment Step 2. If it is excessive the collar will stay in operation: • Some minor movement is complete. 8. The opener won 't ...call a trained door systems technician. • Clear any obstruction or align the receiving eye. Power lock makes noise when operating. • Call Liftmaster® dealer for this solves the problem, the door control is faulty (replace), or there is a new installation. The garage door opens and...