RKA - Electrical

Question 1

during a generator assisted start place the Ground Idle switch to _______ and ensure the operating engine is stabilized above ______% N2 and verify amps are less then _______ amps

Answer 1

High

61% N2

200amps

Question 2

Items on HOT BATT BUS

Answer 2

Lights (Cabin Entrance, Emergency
Exit, Baggage compart., Tail cone)
Auxiliary Hyd Pump
Primary pitch trim

Fuselage Tank Fill

voltmeter
Battery disconnect
Dump Valve
- NWS acc. dump valve

Question 3

What buses are powered when the BATT switch is placed in BATT

Answer 3

All electrical busses

Question 4

What happens during Normal Engine Start when the Engine start switch is pressed?

How many start lights for x-gen start?

Answer 4

• Overhead Flood Lights illuminate full bright
• Engine start light illuminates
• Boost Pump annunciator
• Ignition is armed

At 10% N2 - throttle to idle
- 10 seconds increase in fuel flow and raise in ITT
- 10 seconds increase in oil pressure
- 20 seconds N1 rotation
- at 48% N2 green light illuminated, ( ign, gen, boost pump, start lights extinguished)

2 start lights

Question 5

Engine stares Limits

Engine Battery Start limits

Answer 5

Engine Starter - 3 attempts in 30 min with 60 sec rest

Batt - 3 starts in 60 min

Question 6

With a DC Power loss, if Battery is left in BATT will leave you with approx ________ minutes and emergency will leave you with approx ________ minutes

Answer 6

10 minutes

30 minutes