Service difficulty report · Starter · Boeing 7379

Difficulty date
April 25, 2023
Submitted
May 8, 2023
Operation
Air carrier
Aircraft
N946AK
Make and model
Boeing 7379
Aircraft serial
44085
Aircraft time
1,987 hours, 566 cycles
Part
Starter
Part number
2529M66P04
Part serial
GRT65437
Condition
Degraded
Location
#2 Engine
Part time
2,089 hours, 591 cycles
Stage of operation
LD
How discovered
V
Nature of condition
J
Precautionary procedure
K

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

What was found

UPON LANDING, MAINT CAUTION LIGHT ILLUMINATED ON OVERHEAD PANEL NO OTHER CAUTION LIGHTS APPEARED TO ILLUMINATE. GROUNDED - YES. REMOVED #2 ENG ODMS SENSOR, ACCOMPLISHED ASA T/C 79-ASA-02 STEPS 1-2.B(5) FOUND PARTICLES AND SENT OUT FOR ANALYSIS, REMOVED ALL 4 SCAVENGE SCREEN PLUGS, INSPECTED SCAVENGE SCREENS REF B737-9 AMM 79-21-04, NO DEFECTS NOTED, INSTALLED ALL 4 SCAVENGE SCREENS REF AMM 79-21-04, INSPECTED ENG #2 STARTER MAGNETIC PLUG REF AMM 80-11-09 FOUND ABNORMAL PARTICLES. REMOVED AND REPLACED #2 ENGINE STARTER PER AMM 80-11-01-000-801-600 (REF LOG PAGE 60555135) PER TECH SERVICES LAB REPORT #23.050401 REPORTS THE MATERIAL TO BE SILVER [LATER IRON; BASED ON LAB ANALYSIS AND PHYSICAL CHARACTERISTICS RECOMMEND DISPOSITION IAW AMM 79-00-00-220-801-G00, FIGURE 606, 3RD LINE ITEM DOWN "SERVICEABLE RESET ODMS. ACCOMPLISHED AMM 79-00-00-220-801-G00 THROUGH PG 5 (C) 1). ACCOMPLISHED HIGH POWER RUN REF AMM 79-00-00-220-801-G00 PG .5 (C) 2)- REMOVED ODMS SENSOR -NO PARTICLES- REINSTALLED ODMS SENSOR REF AMM 79-00-00-210-804-G00 NEED TO LEAK CHECK AND SET CHIP COUNT TO ZERO REF PAGE 2(A). CHIP COUNT RESET PER 71-00-00-700-802-G00 C/W #2 ENGINE SCAVENGE SCREEN PLUG INSPECTION REF. AMM 79-21-04-211-801-G00 AFTER HIGH POWER RUN NO DEBRIS FOUND. ACCOMPLISHED LEAK CHECK OF #2 ENGINE SCAVENGE SCREEN PLUGS AND ODMS SENSOR, LEAK CHECKS GOOD. REMOVED #2 ENGINE OIL FILTER CARTRIDGE ELEMENT REF. AMM 79-21-07. NO DEBRIS FOUND. INSTALLED NEW #2 ENGINE OIL FILTER CARTRIDGE REF AMM 79-21-01. LE

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