Service difficulty report · Idg · Boeing 76731B

Difficulty date
September 21, 2019
Submitted
September 27, 2019
Operation
Air carrier
Aircraft
N1361A
Make and model
Boeing 76731B
Aircraft serial
26265
Aircraft time
90,239 hours, 19,606 cycles
Part
Idg
Part number
766088B
Part serial
Y0710
Condition
Malfunctioned
Location
Rt Engine
Stage of operation
CR
How discovered
O
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

"R GEN OFF" EICAS IN FLIGHT AT FL 410. TROUBLESHOT RIGHT IDG IAW FIM 24-20 TASK 804, TABLE 102. "DP TRIP AND GEN/FDR" MESSAGE. C903 FOUND SHORTED BETWEEN L1 AND T1. REPLACED C903 IAW WDM 24-21-21. DID NOT FIX. SEE ITEM M4 ON LP 1100813 FOR CORRECTIVE ACTION. OFF PART (PN: B-430-1, SN: CL-45368) LP 1100813 - M4: TRANSFERRED TO MDDR #118049 IAW MEL 24-00-01-01, CAT B. LP 1100819 - M12: REMOVED AND REPLACED RT IDG IAW AMM 24-11-01. PERFORMED OPS TEST IAW AMM 24-11-00. OPS TEST AND DISCONNECT FUNCTION TEST GOOD AT THIS TIME. THIS CLEARS MDDR 118049, PLACARD REMOVED AND MCC NOTIFIED.

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