SECTION II: HULL AND CAB COMPONENTSTM 9-2350-256-20WARNINGCupola assembly is extremely heavy; two persons are needed during removal and installation.3Secure cupola (3) so that it does not spin. Close and lock cupola door (4).4Using a suitable lifting device, remove cupola (3) from mounting plate (5).5Remove 30 screws (6), 30 lockwashers (7), andmounting plate (5).b. DISASSEMBLY1Open cupola door (4) to vertical position. Removetwo cap assemblies (8) by removing eight screws(9) and eight lockwashers (10) from each.2Remove two adapters (11), two bearings (12), tube(13), six springs (14), and cupola door (4).3Remove gun support pintle (15) by cuttinglockwire (16) and removing four screws (17).9-37
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