Why is the pendulum is not releasing on ElmaTear 655?

Things to check if the pendulum does not release on the ElmaTear 655, including: - If there is any damage on the pendulum arm that the release pin is in the right position

The full instructions with images and diagrams are included in the PDF document.

WARNING: Any maintenance work undertaken on a James Heal instrument must be done so by a trained and competent person. Where electrical work is detailed, this should only be completed by a qualified engineer. James Heal is not responsible for damage or injury arising from work carried out by any person not qualified to do so. If in doubt, please contact James Heal or your local James Heal Agent