RNP-AR

Question 1

What additional actions are required when conducting an RNP-AR SID?

Answer 1

On line up, PM verifies and calls ‘GPS Updating’

Question 2

What are the dispatch requirements to be verified prior to conducting an RNP-AR SID?

Answer 2

RAIM Predictions (with RNP 0.11 available)
NOTAMS, MEL/DDG
Crew qualification
Review preliminary performance calculation

Question 3

What are the preflight requirements to be verified prior to conducting an RNP-AR SID?

Answer 3

Verify Port Page approval
FCTM/FCOM 3 RNP-AR Departure procedures
DDG/MEL - Check serviceability for RNP AR DP
OPT calculation
RNP AR SID in QNH SP
EO SID in FMS

Question 4

Take off requirements for RNP-AR SID?

Answer 4

Use of LNAV is mandatory
Can be flown manual, however, autopilot mandatory when ENG FAIL is suspected
Monitor tracking accuracy - XTRK error (use 10nm scale)

Question 5

During an RNP-AR departure, what should be monitored on departure?

Answer 5

Prior to Diversion Point: tracking vs non-normal management
After Diversion Point: Managing track and altitude
NAV Performance
EICAS Messages: procedures before and after diversion point
UNABLE RNP: Monitor RNP vs ANP
Max Speed: Radius to fix considerations

Question 6

For the departure brief using a RNP-AR DP, what must be included?

Answer 6

Autopilot engagement
RNP Requirement
Diversion point (if applicable)
Decision point (if applicable)
The contingency procedure for UNABLE RNP or VERIFY POSITION
Note the requirement to check GPS UPDATING at line up

Question 7

RNP-AR Engine Malfunction actions?

Answer 7

Engage autopilot
Confirm the failure, call the failure 
Memory items if needed 
Once complete, call EO SID available (for ENG FIRE, do this after first bottle discharge) 
Execute 
Monitor system performance

Question 8

EICAS UNABLE RNP or VERIFY POSITION

Answer 8

Confirm the failure, verify and call the failure
Check, advise ATC
“Pan pan, CXxxx, PBN failure, request immediate radar monitoring”