SDR ASAA2013072895693

Service difficulty report · Shim · Boeing 737890

Difficulty date: July 28, 2013
Submitted: July 30, 2013
Operation: Air carrier
Aircraft: N563AS
Make and model: Boeing 737890
Aircraft serial: 35180
Aircraft time: 25,947 hours, 7,994 cycles
System (JASC): 7220 · Turbine Engine Air Inlet Section
Part: Shim
Part number: 3402523070
Condition: Worn
Location: Nr 2 Engine
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

FAN BLADE SHIMS REQUIRE REPLACEMENT DUE MISSING MOLYDAG. FAN RETAINING FLANGE AXIAL STOP PINS DETERIORATED. FAN DISK / RETAINING RING ELASTOMER SPACERS DETERIORATED. ACFT GROUNDED. REPLACED FAN BLADE SHIMS REF TASK CARD 78472002 FOR INSTALLATION. REPLACED FAN RETAINING FLANGE AXIAL STOP PINS AS A FULL SET REF AMM SUB TASK 72-21-01-30-001 F00 FOR REMOVED AND SUB TASK 72-21-01-430-00-F00 FOR INSTALL. REPLACED FANDISK / RETAINING RING ELASTOMER SPACERS REF TASK CARD 7872002.