Service difficulty report · Capacitor · Aerosp ATR42300

Difficulty date
November 30, 2018
Submitted
August 17, 2020
Operation
General aviation
Make and model
Aerosp ATR42300
Aircraft time
52,308 hours
Part
Capacitor
Part number
CAU2583AB03
Condition
Wrong Part
Stage of operation
NR
How discovered
9
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

(CAN) RCAU PN CAU2583AB03 S/N 300 RECEIVED FOR REPAIR (CMM 23-51-81). PREVIOUSLY REPAIRED BY PRECISION ELECTRONICS LLC UNDER SERVICE ORDER 2020387 (9/23/2016) AND SERVICE ORDER 5073439 (11/15/2017). 3 TYPES OF NON-CONFORMANCES ARE IDENTIFIED: #1 STANDARD PARTS FROM THE COMMERCE WITH DIFFERENT PART NUMBERS, BUT WITH IDENTICAL CHARACTERISTICS. * OEM PN 222203690004 (50V, 10 MF), DESCRIPT. CAPACITOR C16 (PILOT AND COPILOT AMPLI BOARD), DWG LOC.: FIG 03 -150A, QTY: 2, PRECISION ELEC. P/N: ESMG500ELL100ME11D (50V, 10 MF) * OEM PN ECEAEU102-25 (1000 MF, 25V), DESCRIPT. CAPACITOR C17 (PILOT & COPILOT AMPLI BOARD) DWG LOC.: FIG 03 -180A, QTY:2, PRECISION ELEC. P/N:MAL211816102E3 (1000 MF, 25V) #2 STANDARD PARTS FROM THE COMMERCE WITH DIFFERENT PART NUMBERS AND DIFFERENT CHARACTERISTICS. *OEM PN VN2410L (240V, 200 MA, 10 OHMS), DESCRIPT. TRANSISTOR MOSFET, DWG LOC.:Q13, Q14 (PILOT AUDIO BOARD) 05 -360A AND Q3, Q8-Q14 (COPILOT AUDIO BOARD) FIG 05 -360A QTY: 2 AND 8 PRECISION ELECT. P/N VN1206L-G (120V, 1A, 6 OHMS) *OEM P/N ECEA1VU33MF35V, DESCRIPT. CAPACITOR DWG LOC.:C25, C34 (PILOT & COPILOT AUDIO BOARD) FIG 03 -210A QTY:4 PRECISION ELECT. P/N UNKNOWN, IDENTIFICATION OF CHANGE ON SERVICE ORDER OF PREVIOUS REPAIR STATION, BUT NO P/N IDENTIFIED. *OEM PN ECEA1EU100MF25V, DESCRIPT. CAPACITOR, DWG LOC.:C81 (AUDIO BOARD) FIG 06 090A QTY: 1, PRECISION ELECT. P/N UNKNOWN, IDENTIFICATION OF CHANGE ON SERVICE ORDER OF PREVIOUS REPAIR STATION , BUT NO P/N IDENTIFIED. #3 COMPONENTS NOT MANUFACTURED BY THE OEM. *OEM PN 2626AA96, DESCRIPT. RELAY AND INSULATOR, DWG LOC.:K1, K4, K5, K6 (COPILOT AUDIO BOARD) FIG 05 090A, QTY 4, PRECISION ELECT. P/N 253309001PE AND P/N 253310001PE-INS, DIFFERENCES DETECTED: PRECISION ELECTRONICS RELAY DOESN`T CONTAIN THE LETTER A ON THE CORNER OF THE PRINTED CIRCUIT AND THERE`S NO CUT CORNER. *OEM PN 2626AA01201, DESCRIPT. RELAY, DWG LOC.: K14/K15 (PILOT AUDIO BOARD) 05 -100A QTY: 2 PRECISION ELECT. P/N 253310001PE (TC# 20190314007)

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