| Helper General reference for SDO V6, V8 & V8E and RDO 8 & 10 opener Garage door opener does not operate at all with any control device Door reverses before reaching the floor or stops before reaching the fully opened position Door only operates from door control button but not from a transmitter Transmitter only works within short distance to the door Door opens but will not close Door not fully closed (only happens with some types of old rolling doors) Door opens or closes automatically when not in Auto Close Mode The motor runs when activated, but the door does not move Door opens or closes automatically when not in Auto Close Mode
POSSIBLE CAUSE: 1. Transmitter button is jammed and does not spring back so it is always on 2. Accidentally press the transmitter button inside the pocket (keyring type transmitter)
SOLUTION: 1. Check transmitter and use another push button or change a new one
2. Use a Herculift transmitter with sliding cover to prevent this form happening Note: Information above is for general guidance only and can vary case by case.
The suggested adjustments/solutions are summarised only. Please read the opener's Installation Instruction carefully. We strongly recommend you to contact a professional door service personnel or Herculift for more detailed solutions.
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