TM-9-1240-216-34 Maintenance Manual M19 and M24 Persicope Download
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TM 9-1240-216-34 4-29. IMAGE CONVERTER ELECTRON TUBE REMOVAL (CONT) Step Procedure 5. Using Allen wrench, remove two screws (15) in tube bracket (12) and remove electron tube (14). 6. Remove preformed packing (O-ring) (16) from adapter assembly (17). END OF TASK Vol II Para 4-29 Cont 4-51