60-03-02 CURTISS-WRIGHT: Amdt. 99 Part 507 Federal Register February 2, 1960. Applies to all C-46 Series aircraft including the C-46R and C-46/CW20-T aircraft.
To eliminate the possibility of a fire in the cargo and baggage compartments being caused by unshielded sources of heat, compliance with CAR 4b.382(d)(See Note 1) must be accomplished by March 1, 1960.
NOTE 1: Section 4b.382(d) of the Civil Air Regulations provides as follows:
"Sources of heat within the compartment shall be shielded and insulated to prevent igniting the cargo." In a note to that section it further provides that "Sources of heat likely to ignite cargo include light bulbs, combustion heaters, heater ducts, electrical appliances, etc."