Electrics. External power on the starter motor up to 23% and then generator above that. The Generator is 28v and 400amp output. The Battery is 24v 34amp.
Ancillaries
Pressurisation.
Two selector switches.O 5 lb/ins2O Selected
Pressurisation cuts in at 12,000'./|\/|\ pressure
On 2.75 psi cabin altimeter will read 12,500' at 21,200' ||
And on 5psi reads 12,500' when at 31,000'\|/\|/ O 2.75 Ib/ins2O Ram Air
G' Valve gives 1 lb pressure for each 2.75 g on low setting. On high setting gives 1½ lb for each
2.75 g.
The valve cuts in after +1.75 g.