Service difficulty report · Skin · Bombdr DHC8402

Difficulty date
July 3, 2015
Submitted
July 7, 2015
Operation
Air carrier
Aircraft
N434MK
Make and model
Bombdr DHC8402
Aircraft serial
4227
Aircraft time
16,080 hours, 17,370 cycles
Part
Skin
Condition
Damaged
Location
Bs 156
Stage of operation
IN
How discovered
9
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

DENT WITH GOUGE-JUST AFT OF FS, FS 156.000, BETWEEN STR 23P- STR 24P. REMOVED PAINT FROM DENT WITH GOUGE BETWEEN STR 23P AND 24P JUST AT OF FX 156.0 IAW SRM 53-00-00. REPAIR 02, PARA 7A, DENT ASPECT RATIO MEASURMENT IS .350/.017=20.5 PERCENT WHICH IS GREATER THAN 20, MEASURMENT TAKEN USING DEPTH GAUGE, TUC:5728, DUE 5/16. DENT WITHIN ALLOWABLE LIMITS IAW SRM 53-00-00-02-02. RECEIVED ENGINEERING REF FT05-15-17745525, STATING ACCOMPLISH REPAIR IAW SRM 53-00-00-02-08, DATED. DRILLED A HOLE AND REAMED TO 0.128/0.133 DIAMETER TO REMOVE THE DAMAGE IAW SRM 53-10-31, REPAIR -02, STEPS 5.C, TABLE 1. C/W ET INSP ON REWORKED AREA REF NDTM PT.1 51-00-06. NO DEFECTS NOTED. WET INSTALLED RIVET IAW SRM 53-10-31, REPAIR 02, STEP 5C, TABLE 1 AND SRM 51-42-05, STEP 4D. RESTORED FINISH IAW SRM 51-21-10, REPAIR-01 AND SRM 51-25-15, REPAIR-01. APPLIED YELLOW DOT TO DENT AREA IAW GPM 10.11.3. ENTERED DMI 689381. PERFORMED REPAIR FOR GOUGE IN DENTED AREA, REF SRM 53-00-00-02-08.