Removal of damaged fasteners NSQF LEVEL 4 - Unit 2 - Session-5
Removal of Damaged Fasteners and Replacement Removal of broken/spoiled headed screw In automobile, Source: nykyho82 due to jerk, vibration and corrosion screws get broken. It ultimate it leads to dislocate the assembly. It is necessary that it should be removed and replaced. Similarly improper uses of screw drivers with its snap head, screw head get spoiled. It becomes difficult to tight, loosen and removal of screw from the assembly. Method of removal of damaged screw Case 1: Removal of spoiled headed screw Source:Pinterest • If the screw driver slips, due to widening of groove/screw way • Use hacksaw blade and dress the groove • Now use screw driver of thick snap and turn anticlockwise • This removes the screw, if it is not responded • Take a prick punch and hammer. • Now drill it at the centre of screw, now 100% screw will be removed Case 2: Removal of unheaded screw • If the screw is broken at the top of the assembly • Remove the other screw a...