Service difficulty report · Transmitter · Boeing 75724APF

Difficulty date
April 23, 2021
Submitted
April 26, 2021
Operation
Air carrier
Aircraft
N448UP
Make and model
Boeing 75724APF
Aircraft serial
27737
Aircraft time
27,139 hours, 17,788 cycles
Engine
Rroyce RB211*
Part
Transmitter
Part number
7898301
Part serial
8706500
Condition
Intermittent
Location
Epr
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

INSPECTION TYPE:NA**ATB - NO EMERG DECL'D - NO EMERG EQUIP USED - LANDED UNEVENTFULLY - AC TAKEN OOS** LEFT EPR FAILED 3 OR 4 TIMES IN FLIGHT. THEN WE LOST LEFT EEC. EPR COME BACK.LEFT ENG EEC BITE PER FIM 73-21-00-815-802. NO FAULTS RECALLED. R&R LT EPR XMITTER WITH UA BORROW PARTS IAW AMM 77-11-01. PERFORMED ENG RUNS, LT ENG EPR IND GRD OPS CKD NORMAL. A/C OK FOR SERVICE. PN:789830-1, SN ON: UA PARTS 940700008, SN OFF:8706500. IPC REF 77-11-01-01.

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