CTHRepealedLegislation
AD/ELECT/26 - Nickel Cadmium Batteries - Double D Washers - Inspection and Removal
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AD/ELECT/26 - Nickel Cadmium Batteries - Double D Washers - Inspection and Removal
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 107 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Image unavailable in extracted text Electrical Equipment
Washers - Inspection and Removal
Applicability: Sonotone or Marathon type CA-9 and MA-9 Nickel Cadmium Batteries.
Requirement: 1. Inspect battery lid to ensure that the socket head cap screws which secure the cells connectors have not cut through the lid gasket.
2. Inspect the top of the battery to ensure that P/N 23591-1 double “D” washers are not fitted under the head of the P/N 10488-20 socket head cap screws.
3. If Double “D” washers are fitted remove them from under the head of all the socket head cap screws. Check connector straps and cell terminals for cleanliness, replace connectors and assemble all P/N 10488-20 socket head cap screws and P/N 16128-1 Belleville spring washers finger tight. Finally tighten all socket head cap screws to a torque value of 35-50 inch lbs.
Compliance: Before commencing the next deep cycle check after 31 October 1973.