<< >> NASA ASRS Report 1479235, September 2017

EMB175 flight crew reported the landing gear would not retract because the gear pins were still installed. The flight returned to the departure airport where they were removed and the flight continued on.

Attributes
ACN	1479235
Time
Date	201709
Local Time Of Day	0601-1200
Place
Locale Reference	ZZZZ.Airport
State Reference	FO
Environment
Flight Conditions	VMC
Light	Dawn
Aircraft 1
Make Model Name	EMB ERJ 170/175 ER/LR
Operating Under FAR Part	Part 121
Flight Phase	Initial Climb
Flight Plan	IFR
Component
Aircraft Component	Landing Gear
Person 1
Function	First Officer Pilot Not Flying
Qualification	Flight Crew Air Transport Pilot (ATP)
Person 2
Function	Captain Pilot Flying
Qualification	Flight Crew Air Transport Pilot (ATP)
Experience	Flight Crew Total 12000
Events
Anomaly	Aircraft Equipment Problem Less Severe Deviation - Procedural Weight And Balance Deviation - Procedural Published Material / Policy

Narrative:

We pushed off of the gate and proceeded to runway xxl. We were cleared to takeoff up to 5000 ft. When the captain called for 'gear up' EICAS message 'lg lever disag' warning was presented. At this point we both looked to the gear pins and saw that the gear pins were missing from their respective holders. After cleaning up the aircraft and on a heading we relayed a message to dispatch via ACARS stating that we are returning to the gate due to gear pins still being installed. [The captain] made the decision that with the current weather conditions that it was safe to return back to runway xxr (the longest available runway) and also briefed overweight landing procedures. The touchdown was very gentle. When we returned to the gate [the captain] filled out a logbook entry and spoke to maintenance control. The maintenance gentleman did the appropriate inspections before signing off the necessary paperwork and we then left for ZZZ.go slow; take your time; always double check gear pins.

Related reports:

• Crj-900 maintenance technician reported a main landing gear ...

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Original NASA ASRS Text

Title: EMB175 flight crew reported the landing gear would not retract because the gear pins were still installed. The flight returned to the departure airport where they were removed and the flight continued on.

Narrative: We pushed off of the gate and proceeded to Runway XXL. We were cleared to takeoff up to 5000 ft. When the captain called for 'gear up' EICAS message 'LG LEVER DISAG' Warning was presented. At this point we both looked to the gear pins and saw that the gear pins were missing from their respective holders. After cleaning up the aircraft and on a heading we relayed a message to dispatch via ACARS stating that we are returning to the gate due to gear pins still being installed. [The Captain] made the decision that with the current weather conditions that it was safe to return back to Runway XXR (the longest available runway) and also briefed overweight landing procedures. The touchdown was very gentle. When we returned to the gate [the Captain] filled out a logbook entry and spoke to Maintenance Control. The maintenance gentleman did the appropriate inspections before signing off the necessary paperwork and we then left for ZZZ.Go slow; take your time; always double check gear pins.

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.