What was found
DURING COMPLIANCE OF AD 87-11-07, PRATT AND WHITNEY SB 5676, FOUND PS4 AND LOWER AFT DRAIN BOSS ON OUTER CASE OF COMBUSTION CHAMBER HAD CRACK INDICATIONS. REPLACED NR 1 ENGINE IAW ABX WORKCARD RTJ 7001.
- Difficulty date
- February 20, 1995
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N906AX
- Make and model
- Doug DC931
- Aircraft serial
- 47072
- Engine
- Pwa JT8D7B
- System (JASC)
- 7240 · Turbine Engine Combustion Section
- Part
- Drain Boss
- Part number
- 541992
- Condition
- Cracked
- Location
- Nr 1 Engine
- Component
- Pwa · JT8D7B
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.