SECTION II: HULL AND CAB COMPONENTSTM 9-2350-256-208Remove 17 screws (35) and 17 lockwashers (36)from gun ring assembly (28) and cupola bodyassembly (37).9Remove bearing retainer (38), 90 ball bearings (39),and 90 ball bearings (40). Separate gun ringassembly (28) from cupola body assembly (37).10 Remove two bearing retainer shims (41).NOTEEarly design models also use jacking screw(42).11 Remove six direct vision blocks (43) by cuttinglockwire (44) and removing two screws (45) oneach prism lock wedge (46).12 Remove six prism lock wedges (46).9-39
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