Service difficulty report · Tire · Boeing 777FS2

Difficulty date
March 15, 2020
Submitted
March 17, 2020
Operation
Air carrier
Aircraft
N878FD
Make and model
Boeing 777FS2
Aircraft serial
40684
Aircraft time
7,773 hours, 1,327 cycles
System (JASC)
3244 · Tire
Part
Tire
Part number
294W5110568
Part serial
12097
Condition
Failed
Location
Mlg
Part time
25,181 hours, 3,912 cycles
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

PDIS 878 32-42 1892 15MAR20 LGG FACT U LOGPAGES:3025092 TIRE #10 PRESSURE LOW. INDICATION IN AMBER STATUS PAGE HAS TIRE PRESS MESSAGE. PRESSURE 162 AND DROPPING. TIRE #9 PRESSURE IS ALSO IN AMBER WITH PRESSURE AT 208. R/I 15MAR20 13:18 LGG U REASON CODE : FAILED OPS CK. & REPLACED WITH SERVICABLE UNIT OFF MPN: 294W5110-568 POS: 10 SRL: 12097 TAG NBR: 2F3165 ON MPN: 294W5110-568 CPN: 3216591 SRL: 13139 TAG NBR: 454G11 REASON CODE : FAILED OPS CK. & REPLACED WITH SERVICABLE UNIT OFF MPN: 294W5110-568 POS: 9 SRL: 20805 TAG NBR: 37G803 ON MPN: 294W5110-568 CPN: 3216591 SRL: 12942 TAG NBR: 7289F2 FACT 15MAR20 13:18 LGG U NO 10 MAIN WHEEL REPLACED IAW AMM 32-45-01-4. P/N ON/OFF 294W5110-568, S/N ON 13139 S/N OFF 12097, TAG 454G11. NO 9 MAIN WHEEL REPLACED IAW AMM 32-45-01-4. P/N ON/OFF 294W5110-568, S/N ON 12942 S/N OFF 20805, TAG 7289F2.

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