Service difficulty report · Frame · Dhav DHC5A

Difficulty date
December 12, 2005
Submitted
June 6, 2006
Operation
General aviation
Make and model
Dhav DHC5A
Aircraft time
12,070 hours
Part
Frame
Part number
C5WM126238
Condition
Cracked
Location
Nacelle
Part time
11,986 hours
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

(CAN) DURING NOV 26/04 SB 5/316 INSPECTION 4 CRACKS WERE FOUND, 1 CRACK RT OB, 2 CRACKS LT OB AND 1 CRACK LT IB FRAMES AT STA 123.10 IN THE NACELLE. RD5-54-017 WAS INCORPORATED TO ALL 3 AFFECTED AREAS. DURING DEC 11/05 SB 5/316 INSPECTION THE NR OF CRACKS HAD RISEN TO 11 WITH 2 CRACKS RT IB, 2 CRACKS RT OB, 5 CRACKS LT IB AND 2 CRACKS LT OB. RD5-54-017 HAS NOT BEEN INCORPORATED INTO THE NEW CRACKED AREA YET. WE ARE ATTEMPTING TO GATHER INFORMATION AS TO HOW MANY CRACKS ARE ALLOWABLE BEFORE THE FRAMES MUST BE CHANGED OUT. (TC NR 20051219001)