Check headed straight pin (14). Replace if bent or broken. Check detent plunger (17). Replace if bent or broken.
Check helical compression spring (16) for deformation or breaks. Replace if damaged, broken, or deformed.
Check back plate latch (15) for cracks or breaks. Replace if damaged.
Check back plate (23) for damaged threads and burrs. Remove burrs with file. Replace buffer and spade grip assembly if threads are damaged.
Check machine plug (22) for deformed threads or rounded shoulders of octagon head. Replace if damaged.
Check eleven spring washers (25) for cracks, deformation, or permanent set. Replace as a set if damaged, broken, or deformed.
Check sleeve spacer (26) and buffer plug (29). Replace if distorted, bent, or burred.
Check expansion ring (27) and braking buffer cone (28) for damaged mating surfaces. Replace if damaged, broken, or deformed.
29 28 27
29 28 27
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