TM-9-1240-216-34 Maintenance Manual M19 and M24 Persicope Download
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TM 9-1240-216-34 4-5. NO IMAGE OR DIM IMAGE OR POOR FOCUS IN EITHER EYEPIECE (SHEET 5 OF 10) CHECK STRAP (1) FOR CORROSION AND DAMAGE INSTALL ELECTRON TUBE (2) (VOL II, PARA 4-30) REPLACE STRAP (1) (VOL II, PARA 4-37) REPLACE ELETRON TUBE (2) (VOL II, PARA 4-28) Para 4-5 (Sheet 5 of 10) 4-20 Vol I