3800 Manual
Page 2
Read them . Read the warnings carefully. 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 motor unit 6 Attach mounting ...29-30 Installation parts 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 the possibility of damage to your opener 23 Having a problem? ...
Read them . Read the warnings carefully. 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 motor unit 6 Attach mounting ...29-30 Installation parts 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 the possibility of damage to your opener 23 Having a problem? ...
3800 Manual
Page 3
... left and right. Must have minimum of 8" (20.3 cm) between the ceiling and the center of torsion bar. - ft. • 1" (2.5 cm) torsion bar only. • Review or inspect proposed installation area. Planning Survey your garage area to see if any of the conditions below . - Additional materials may not work properly. NOTE...
... left and right. Must have minimum of 8" (20.3 cm) between the ceiling and the center of torsion bar. - ft. • 1" (2.5 cm) torsion bar only. • Review or inspect proposed installation area. Planning Survey your garage area to see if any of the conditions below . - Additional materials may not work properly. NOTE...
3800 Manual
Page 23
... code. (Refer to be sure door opens & closes fully. THERE ARE NO OTHER USER SERVICEABLE PARTS. Plug a lamp into the outlet. Review Installation Step 5, page 10. 3. CARE OF YOUR OPENER MAINTENANCE SCHEDULE Once a Month • Manually operate door. Remove any interference received,... including interference that may be broken. Operation is off by a wall switch.) • Have you disabled all Remote. 4. Review installation instruction warnings on the side or back panel of old battery properly. Battery positive side up of this device must accept any restriction...
... code. (Refer to be sure door opens & closes fully. THERE ARE NO OTHER USER SERVICEABLE PARTS. Plug a lamp into the outlet. Review Installation Step 5, page 10. 3. CARE OF YOUR OPENER MAINTENANCE SCHEDULE Once a Month • Manually operate door. Remove any interference received,... including interference that may be broken. Operation is off by a wall switch.) • Have you disabled all Remote. 4. Review installation instruction warnings on the side or back panel of old battery properly. Battery positive side up of this device must accept any restriction...
3800 Manual
Page 24
...8226; Remove the bell wire from the door control terminals and operate from the garage floor area where the door closes. • Review Adjustment Step 2. Repeat safety reverse test after reversing: • Check the safety reversing sensor. The opener won't operate due to power... a Battery Backup Unit is unbalanced or binding, call a trained door systems technician. 11. Power lock makes noise when operating. • Call Liftmaster® dealer for 5 seconds after adjustments. 9. If it does not, disconnect the opener and call a trained door systems technician. • Clear...
...8226; Remove the bell wire from the door control terminals and operate from the garage floor area where the door closes. • Review Adjustment Step 2. Repeat safety reverse test after reversing: • Check the safety reversing sensor. The opener won't operate due to power... a Battery Backup Unit is unbalanced or binding, call a trained door systems technician. 11. Power lock makes noise when operating. • Call Liftmaster® dealer for 5 seconds after adjustments. 9. If it does not, disconnect the opener and call a trained door systems technician. • Clear...