Qantas B787-9 Dreamliner VH-ZNG 'QF9 PER-LHR flight cancelled' & departs to London a day late

Qantas Airways B787-9 Dreamliner VH-ZNG c/n 36240 named 'Jillaroo' arrived 17.13hrs ex: Melbourne 'Tullamarine' Airport (YMML) Victoria operating as flight 'QF9' however failed to depart to London Heathrow Airport (EGLL) UK, having gone tech upon arriving into Perth Airport, the continuing leg of the flight PER-LHR was cancelled. Hexcode: 7C806A 

Sunday 12th May: 
Qantas Airways B787-9 Dreamliner VH-ZNG c/n 36240 named 'Jillaroo'  departed at 18.53hrs to London Heathrow Airport (EGLL) UK as flight 'QF9'.