Service difficulty report · Nose Cowl · Boeing 737752

Difficulty date
December 31, 2013
Submitted
February 14, 2014
Operation
Air carrier
Aircraft
N906AM
Make and model
Boeing 737752
Aircraft serial
29356
Aircraft time
30,506 hours, 16,477 cycles
Engine
Cfmint CFM567B22
Part
Nose Cowl
Part number
31421003
Part serial
4308001
Condition
Scratched
Location
Lt Engine
Part time
25,829 hours, 12,580 cycles
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING TRANSIT CHECK, DETECTED A SCRATCH IN THE LT NOSE COWLING AT 05:30 HRS POSITION. MX PERSONNEL PERFORMED REVISION DETECTING A SCRATCH OF 2” LENGTH IN THE LT NOSE COWLING OUT OF LIMITS IAW SRM 54-10-01 ALLOWABLE DAMAGE 1, FIGURE 103 DETAIL C. THE NRC A0213630 WAS ISSUED TO REPAIR THE DAMAGE DETECTED. THE LT NOSE COWLING WAS REPLACED IAW AMM 71-11-01, ALL CORRECT.