As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ASH 2839 YUL RETURNED TO THE FIELD IN YUL FOR A NOSE GEAR THAT WOULD NOT RETRACT. MAINTENANCE FOUND THE NOSE GEAR COVERED WITH ICE. MAINTENANCE IS NOW IN THE PROCESS OF REMOVING THE ICE AND PERFORMING A GEAR SWING. 2/17/05 MAINTENANCE ADJUSTED THE PROX SENSOR AND OPS CHECK GOOD.