Inspection of the unit by an on-site service technician revealed that it was mounted on the wall with a single stud mount, with a lag screw into two sandwiched 3/4" press boards, the press board was mounted onto one 2x4 stud.The dry wall and press board (particle board) appeared damaged and there was no midmark installation guide tool used for this installation.The unit had been moved from its original location and installed in june or july 2016 by a third party company (exact date is unknown).The installer did not comply with the installation requirements provided in the jb-70 installation and service manual.The jb-70 installation and service manual details a proper procedure for installation of the unit which includes examples of using improper surfaces such as a particle board, and the need for an installation guide tool.Root cause of the mounting failure is determined to be improper installation by a third party company technician not certified by midmark.Should additional relevant information become available, a supplemental report will be submitted.Inspected on-site.
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