322.When is the engine fire shut-off valve closed ?

339.When is the pitot probe heated ?

338.When is the TAT probe heated ?

337.With both engine anti-ice pushbuttons set to ON, does the N1 limit change ?

336.What happens in case of insufficient air pressure to the engine anti-ice valve ?

335.What happens in case of loss of electrical power supply to the engine anti-ice valve ?

334.What happens when the filter of the filling circuit is clogged?

333.What is the main function of the restrictor ?

332.Do the hydraulic reservoirs have to be depressurized to refill with hydraulic fluid ?

331.What is the purpose of the pressure relife valve?

330.What are the manual depressurization valves provided for ?