The deadly Air India crash last month has renewed a decades-old debate in the aviation industry over installing video cameras monitoring airline pilot actions to complement the cockpit voice and flight data recorders already used by accident investigators.

Boeing and Air India did not immediately respond to Reuters requests for comment. Reuters could not immediately verify the NDTV report. India on Monday ordered its airlines to examine fuel switches on several Boeing aircraft models,

The release over the weekend of the preliminary report on last month’s deadly crash of an Air India flight has stirred controversy in the aviation community with some asserting that the crash could have been caused only by pilot suicide.

The CEO of Air India sought to draw a line under rife speculation around the cause of last month's air disaster in Ahmedebad, saying the preliminary investigation had ruled out a mechanical cause for the crash.

The investigation report says Air India did not carry out those inspections - prompting speculation that the accident could have been caused by faulty switches being flipped by accident. However, in an internal note seen by the BBC, the FAA has since reiterated its belief that the issue did not compromise safety.

Air India said on Tuesday it would partially restore its international flight schedule that was scaled back following the accident involving flight AI171 on June 12.

The Indian government has proposed requiring the lowest temperature setting on all new air conditioners to be 20 Celsius, or 68 Fahrenheit.