Boeing 767 first officer reported miscommunication with flight attendants while experiencing moderat...

Narrative:

Dispatch advised aircraft in front of us experienced severe turbulence at FL370 on our track (we were at 36000 feet). Same aircraft reported better ride at 35000 feet. Higher was not an option; we requested lower from gander and were 'unable due to traffic'. Slowed to .79 mach and talked to purser 10 minutes prior to PIREP location. Advised purser to stow all carts and prepare for upcoming turbulence area and that we would ask flight attendants to be seated. 3 minutes prior to area; made the pubic address (PA) 'flight attendants take your jump seats' (twice). Experienced moderate turbulence through area. After reaching smoother air; made PA 'flight attendants - check in'. First - cabin crew apparently had no idea what to do with 'flight attendants - check in'... Could not get aft flight attendants to answer at all. (Apparently neither could [the] purser initially; but she followed through and made sure they were okay). Later in the flight; one of the flight attendants complained to the captain; who was on break during the event; that 'it was really rough when she was doing her service.' captain heard the PA ... Asked if she had taken her jump seat when we made the PA and she said she had not.

Original NASA ASRS Text

Title: Boeing 767 First Officer reported miscommunication with Flight Attendants while experiencing moderate turbulence due to a faulty Public Address system (PA).

Narrative: Dispatch advised aircraft in front of us experienced SEVERE Turbulence at FL370 on our track (we were at 36000 feet). Same aircraft reported better ride at 35000 feet. Higher was not an option; we requested lower from Gander and were 'unable due to traffic'. Slowed to .79 Mach and talked to Purser 10 minutes prior to PIREP location. Advised Purser to stow all carts and prepare for upcoming turbulence area and that we would ask flight attendants to be seated. 3 minutes prior to area; made the Pubic Address (PA) 'Flight Attendants take your Jump seats' (twice). Experienced Moderate turbulence through area. After reaching smoother air; made PA 'Flight Attendants - Check In'. First - cabin crew apparently had no idea what to do with 'Flight Attendants - Check In'... could not get Aft Flight attendants to answer at all. (Apparently neither could [the] Purser initially; but she followed through and made sure they were okay). Later in the flight; one of the Flight attendants complained to the Captain; who was on break during the event; that 'it was really rough when she was doing her service.' Captain heard the PA ... asked if she had taken her jump seat when we made the PA and she said she had not.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.

Attributes
ACN	1517480
Time
Date	201802
Place
Locale Reference	CZQX.ARTCC
State Reference	FO
Environment
Flight Conditions	IMC
Aircraft 1
Make Model Name	B767-300 and 300 ER
Operating Under FAR Part	Part 121
Flight Phase	Cruise
Route In Use	Oceanic
Flight Plan	IFR
Component
Aircraft Component	Cabin Address System
Person 1
Function	First Officer Pilot Flying
Qualification	Flight Crew Air Transport Pilot (ATP)
Experience	Flight Crew Type 2463
Events
Anomaly	Deviation - Procedural Published Material / Policy Flight Deck / Cabin / Aircraft Event Other / Unknown Inflight Event / Encounter Weather / Turbulence

Boeing 767 first officer reported miscommunication with flight attendants while experiencing moderate turbulence due to a faulty public address system (PA).