Originally Posted by
redflyer
Good point. If the checklist had been carried out correctly they could have pumped up the accumulator manually which is situated in the right hand undercarriage bay
Yes, but if the Nitrogen charge is depleted then there will be almost no parking brake available. The N2 charge is 500psi not 1500 psi on the Q400, (my error). A lot of people don't understand how an accumulator works.