SDR 6370103

Service difficulty report · Compressor Wheel · Gulstm GULFSTREAMGV

Difficulty date: March 11, 2003
Submitted: June 25, 2003
Operation: Air carrier
Aircraft: N509QS
Make and model: Gulstm GULFSTREAMGV
Aircraft serial: 637
Engine: Rroyce BR700710A110
System (JASC): 7230 · Turbine Engine Compressor Section
Part: Compressor Wheel
Part number: BRR20791
Part serial: CTDK7185
Condition: Cracked
Location: Rt Engine
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

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

What was found

DISCOVERED DURING SCHEDULED MAINTENANCE. RT ENGINE FAN DISK FOUND CRACKED WHILE PERFORMING SCHEDULED NON DISTRUCTIVE TESTING IAW AD AND MFG SB. FAN DISK PN BRR20791, SN CTDK 7185 ENGINE TYPE BR700-710A1-10, SN 11386. REMOVED LP FAN MODULE 31, PN M31-113, SN 31101204, TSN 1374.2 CSN 589. INSTALLED LP FAN MODULE 31, PN M31-113, SN 31101175, TSN 878.9, CSN 395. CRACKED MEASURED APPROXIMETLY ONE QUARTER INCH IN LENGTH.