Maintenance Powerplant; Maintenance Airframe
Communication Breakdown; Training / Qualification
Aircraft Equipment Problem Critical
Flight Crew Returned To Departure Airport; General Maintenance Action
Manuals; Procedure; Human Factors; Aircraft; Chart Or Publication
We removed the Nose Landing Gear sliding tube; replaced the internal seals; reinstalled same and serviced. After servicing; we performed gear swing for Operational Check; no defects noted and aircraft was returned to service. Upon first flight rotation; landing gear failed to retract and aircraft returned to the field. Maintenance was performed in the Hangar. [Contributing factors] yet to be determined; Nose Landing Gear assembly removed and replaced.
Removed Nose Landing Gear sliding tube; replaced internal seals; reinstalled same and serviced Nose Landing Gear.
Two Mechanics report an Embraer ERJ aircraft returned to field on the first flight after they had removed the Nose Landing Gear sliding tube; replaced internal seals and performed gear swings. The Nose Landing Gear would not retract after takeoff.