ARMY TM 9-6115-464-12AIR FORCE TO 35C2-3-445-1NAVY NAVFAC P-8-624-12(2) Cleaning and Inspection.(a) Clean battery charging ammeter with filtered compressed air or wipe with a clean, lint-free clothlightly moistened with an approved solvent.(b) Visually inspect battery charging ammeter for corrosion, cracked casing, cracked or brokenglass, evidence of shorting, stripped or otherwise damaged threads and other damage.(c) Testing. If the battery charging ammeter is suspected of being faulty, temporarily substitute aknown functional meter in its place. If the same readings are obtained with the substitute meter,the original is operational and need not be replaced.(3) Installation.(a) Install battery charging ammeter (18, Figure 4-38, sheet 1 of 3) onto panel.(b) Install screws (17), and self-locking nuts (16).(c) Reconnect electrical leads to battery charging ammeter.NOTEThe frequency meter and frequency transducer should be tested with a frequencytest meter, frequency counter or an STE/lCE prior to replacement.f.Frequency Meter.(1) Removal.(a) Tag and disconnect electrical leads to frequency meter.(b) Remove self-locking nuts (19, Figure 4-38, sheet 1 of 3) and screws (20).(c) Remove frequency meter (21) from panel.(2) Cleaning and Inspection.(a) Clean frequency meter with filtered compressed air or wipe with a dean, lint-free cloth lightly moist-ened with an approved solvent.(b) Visually inspect frequency meter for corrosion, cracked casing, cracked or broken glass,stripped or otherwise damaged threads, evidence of shorting, and other damage.(3) Installation.(a) Install frequency meter (21, Figure 4-38, sheet 1 of 3) onto panel.(b) Install screws (20), and self-locking nuts (19).(c) Reconnect electrical leads to frequency meter.NOTEThe frequency meter and frequency transducer are matched components andshall be replaced as such.g.Frequency Transducer.(1) Removal.(a) Tag and disconnect electrical leads to frequency transducer.(b) Remove self-locking nuts (22, Figure 4-38, sheet 1 of 3) and screws (23).(c) Remove frequency transducer (24) from control cubicle.4-89
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