<< >> NASA ASRS Report 866577, December 2009

A captain reports that after pushback and during initial taxi they received an ECAM 'green sys low qty;' followed the ECAM procedure; then got an ECAM 'green system low press;' followed ECAM procedure; then a loss of nosewheel steering. The A320 aircraft had to be towed back to gate.

Attributes
ACN	866577
Time
Date	200912
Local Time Of Day	0601-1200
Place
Locale Reference	ZZZ.Airport
State Reference	US
Environment
Light	Daylight
Aircraft 1
Make Model Name	A320
Operating Under FAR Part	Part 121
Flight Phase	Taxi
Flight Plan	IFR
Component
Aircraft Component	Hydraulic Main System
Person 1
Function	Captain Pilot Not Flying
Qualification	Flight Crew Air Transport Pilot (ATP)
Experience	Flight Crew Last 90 Days 200 Flight Crew Total 13000 Flight Crew Type 700
Events
Anomaly	Aircraft Equipment Problem Critical

Narrative:

After pushback and during initial taxi; got an ECAM 'green sys low qty.' followed ECAM; then got an ECAM 'green sys low press;' followed ECAM; then lost nosewheel steering as a result of following ECAM. Stopped airplane and had maintenance connect tug to pull up to a gate. Operations then gave us another plane for departure.

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Original NASA ASRS Text

Title: A Captain reports that after pushback and during initial taxi they received an ECAM 'Green Sys Low QTY;' followed the ECAM procedure; then got an ECAM 'Green SYS Low Press;' followed ECAM procedure; then a loss of nosewheel steering. The A320 aircraft had to be towed back to gate.

Narrative: After pushback and during initial taxi; got an ECAM 'Green Sys Low QTY.' Followed ECAM; then got an ECAM 'Green Sys Low Press;' followed ECAM; then lost nosewheel steering as a result of following ECAM. Stopped airplane and had Maintenance connect tug to pull up to a gate. Operations then gave us another plane for departure.

Data retrieved from NASA's ASRS site as of April 2012 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.