Took off with all 3 gear pins installed that were not removed on the preflight.

Attributes
ACN	293120
Time
Date	199501
Day	Mon
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : ewr
State Reference	NJ
Altitude	agl bound lower : 50 agl bound upper : 50
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tower : ewr
Operator	common carrier : air carrier
Make Model Name	Challenger CL604
Operating Under FAR Part	Part 121
Navigation In Use	Other Other
Flight Phase	climbout : takeoff ground : preflight
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : instrument pilot : commercial
Experience	flight time last 90 days : 250 flight time total : 3100 flight time type : 700
ASRS Report	293120
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
ASRS Report	293245
Events
Anomaly	non adherence : far non adherence : published procedure other anomaly other
Independent Detector	other flight crewa other other : unspecified cockpit
Resolutory Action	none taken : detected after the fact
Consequence	Other
Supplementary
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

Departed ewr, placed gear handle in up position. Got a gear disagree warning. Returned for landing. Upon returning to the gate discovered gear pins had not been removed. Removed gear pins and got new clearance -- departed for destination.

Original NASA ASRS Text

Title: TOOK OFF WITH ALL 3 GEAR PINS INSTALLED THAT WERE NOT REMOVED ON THE PREFLT.

Narrative: DEPARTED EWR, PLACED GEAR HANDLE IN UP POS. GOT A GEAR DISAGREE WARNING. RETURNED FOR LNDG. UPON RETURNING TO THE GATE DISCOVERED GEAR PINS HAD NOT BEEN REMOVED. REMOVED GEAR PINS AND GOT NEW CLRNC -- DEPARTED FOR DEST.

Data retrieved from NASA's ASRS site as of July 2007 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.