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, operated... pages, it . 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 the...
...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, operated... pages, it . 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 the...
3800 Manual
Page 3
... properly. Select the side that use a torsion bar, springs and a door no noticeable movement up to 180 sq. ft. • 1" (2.5 cm) torsion bar only. • Review or inspect proposed installation area. Opener can be needed to your installation.
... properly. Select the side that use a torsion bar, springs and a door no noticeable movement up to 180 sq. ft. • 1" (2.5 cm) torsion bar only. • Review or inspect proposed installation area. Opener can be needed to your installation.
3800 Manual
Page 23
.... If it is unbalanced or binding, call a trained door systems technician. • Check to pry open the case as shown. Review installation instruction warnings on page 7. • Is there a build-up . Review Installation Step 5, page 10. 3. The remote control has short range: • Change the location of the remote control in your...
.... If it is unbalanced or binding, call a trained door systems technician. • Check to pry open the case as shown. Review installation instruction warnings on page 7. • Is there a build-up . Review Installation Step 5, page 10. 3. The remote control has short range: • Change the location of the remote control in your...
3800 Manual
Page 24
..., or are 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. See Installation Step 9. • If the opener lights don't blink and it out of balance or the springs may be broken. See Adjustment... motor unit. • Clear memory and re-program all remote control push buttons are the springs broken? Power lock makes noise when operating. • Call Liftmaster® dealer for 5 seconds after adjustments. 9.
..., or are 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. See Installation Step 9. • If the opener lights don't blink and it out of balance or the springs may be broken. See Adjustment... motor unit. • Clear memory and re-program all remote control push buttons are the springs broken? Power lock makes noise when operating. • Call Liftmaster® dealer for 5 seconds after adjustments. 9.