Service difficulty report · Idg · Boeing 767424ER

Difficulty date
July 9, 2025
Submitted
July 21, 2025
Operation
Air carrier
Aircraft
N59053
Make and model
Boeing 767424ER
Aircraft serial
29448
Aircraft time
97,695 hours, 13,758 cycles
Part
Idg
Part number
766298A
Part serial
1257
Condition
Exploded
Location
Nr 1
Part time
80,743 hours, 12,275 cycles
Stage of operation
CR
How discovered
O
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

LEFT GEN DRIVE EICAS C THE LT GEN DRIVE HAS LOW OIL PRESSURE OR HIGH OIL TEMPER ATURE WHILE THE ENGINE IS IN OPERATION. LT ENG. C-DUCT OPENING AS AMM 78-31-00 THE FOLLOWING DAMAG ES HAS BEEN OBSERVED AS X GENERAL OVERVIEW: IDG ASSY ALL IDG OI L HOSES APPEARING STRETCHED ALL IDG CONNECTORS APPEARING SEPARATED FROM ITS WIRING IDG GONE PART LOOKS LIKE TOUCHING METAL PIPES NEXT TO AIR STARTER AND ONE IS DAMAGED.AFT FIREWALL STRUCK BY IDG LOOKS LIKE DEEPLY BENT AND TOUCHING PNEUMATIC DUCT BEHIND IT. LT ENGINE IDG REPLACED AS PER AMM 24-11-01-004-001-002 AND 24-11-01-404-012-002. POST INSTALLATION OP CHECKS AND LEAK CHECKS TO BE CARRIED OUT. IDT INSPECTION RAISED FOR CONNECTION OF LT ENGINE IDG TERMINAL FEEDER CABLES INSTALLATION. LH ENGINE IDG TERMINAL FEEDER PHASE CABLES INSTALLED AS PER AMM 24-11-01-404-012-002, STEP 3. I. (5). LT ENGINE IDG OP-CHECK AND LEAK CHECK CARRIED OUT AS PER AMM 24-11-00-715-004-001. ALL OPERATIONS AND INDICATIONS ARE CORRECT AT TIME OF TEST WITH NO LEAKS APPARENT.