Electrical wiring in the baggage compartment arced Motion , starting Process_start a fire .

The collision Catastrophe was the result of a signal failure caused Causation by a wiring fault .

New wiring had been installed Placing , but the old wiring had been left Departing in place and not adequately secured .

New wiring had been installed Placing , but the old wiring had been left Departing in place and not adequately secured .

Problems with the aircraft 's wiring were found Know , including evidence of arcing in the Fuel Quantity Indication System ( FQIS ) wiring that enters the tank .

Problems with the aircraft 's wiring were found Know , including evidence of arcing in the Fuel Quantity Indication System ( FQIS ) wiring that enters the tank .

The fire quickly spread Dispersal to the walls and damaged Damaging the building 's electrical wiring , causing the lights to fail .