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SDR ASAA2021100936234

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Service difficulty report · Harness · Boeing 737890

FAA SDR system

Difficulty date
October 9, 2021
Submitted
October 12, 2021
Operation
Air carrier
Aircraft
N568AS
Make and model
Boeing 737890
Aircraft serial
35183
Aircraft time
51,817 hours, 15,564 cycles
Engine
Cfmint CFM567B27
System (JASC)
7320 · Fuel Controlling System
Part
Harness
Part number
3250299080
Condition
Damaged
Location
#2 Engine
Stage of operation
IN
How discovered
O
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

WHILE REPLACING RH ENG HPTACC, FOUND CHAFING ON RH ENG HARNESS MW0311 OUTER SHEATH. DAMAGE PENETRATED THROUGH SHIELDING. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE MW0311 HARNESS REF B737-800 AMM 73-21-06. ALL TEST PASS EXCEPT BLEED AIR REGULATOR OPERATIONAL TEST (WING TAI SOLENOID, AVM OPS TEST AND FADEC SYSTEM TEST GOOD). REF AMM 73-21-06-400-802-F00. BLEED AIR REGULATOR OPERATIONAL TEST ACCOMPLISHED, OPS CHECK GOOD REF AMM 73-21--06.