Erj175 Gear & Brakes

Question 0

When will the aural warning for the LNG GEAR sound?

Answer 0

Gear not not dwn & locked and:
- less 700’ RA, TLA < 45(2eng), or 59(1eng) & flaps 0-4 OR
-Any ALT Flaps greater equal to 5. OR
-Dual RA failure ( will silence w/ LG INHIB if flaps
0-4)

Question 1

DN LOCK RLS button purpose

Answer 1

Releases dwn lock solenoid mechanically.

Protects against inadvertent LNG GEAR RETRACTION when WOW.

Question 2

What protections are provided for braking

Answer 2

• touchdown, No brkg until 3sec. Or > 50 kts wheel speed after touchdwn
• Antiskid, compares wheel speed & releases press ( inop <30 kts)
• Emergency/prkg brake
• Fusible plugs