CASE STUDY MAGNETIC COMPASS REPAIR www.chartco.com +31 10 416 7622 | compass.nl@chartco.com This compass has become faulty as a result of a steel filler screw being used as a replacement to a stainless steel screw. As a result the steel screw corroded, contaminating the damping liquid producing a rusty colour dye, making it near impossible to read the compass headings. | STEP 1 Inside of the compass bowl is dirty with rust because of the

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