British Airways Boeing 777-236ER G-YMMR operating BA277 London Heathrow – Hyderabad stopped the climb at 6,000ft near Orpington this afternoon due to a technical issue, entered a hold to work checklists then positioned off the coast to a hold north of Whitstable to burn fuel before returning to London Heathrow for a safe landing. The aircraft departed again after just over three hours on the ground and successfully completed the flight.