SDR NOCA00811

Service difficulty report · Wire · Boeing 75728A

Difficulty date
January 21, 2011
Submitted
January 25, 2011
Operation
Air carrier
Aircraft
N752NA
Make and model
Boeing 75728A
Aircraft serial
28174
Part
Wire
Condition
Loose
Location
Cockpit
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
C

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

What was found

ADI CAPT'S BLANK SELECTING ALTN EFI DOES NOT CORRECT THE FAULT. T/S PER FIM TASK 34-22-00/ FIG 104. OPS NORMAL. INTERMITTENT FAILURE T/S PER WDM 34-22-16 CK'D CONDITION OF PINS CONNECTION BEHIND EADI & L SYM GEN PIN CONNECTIONS GOOD. REMOVED CAPT'S EADI & INST PANEL FOR T/S REF AMM 34-22-03 CK'D C/B AND CONNECTIONS. CONN GOOD VOLTAGE GOOD. AT D87CK'D PIN 7 &17 FOR CONTINUITY CK'D GOOD. CK'D VOLTAGE AT PINS 6 115V AT PIN 6 CK'D SECURITY OF PIN CONNECTION AT TB14 PIN XA2. FOUND WIRE 1 OF 2 EA WIRES NOT LOCKED INTO TB COMPLETELY. LOCKED WIRE INTO TB & CK'D SECURITY OF WIRE BUNDLE. RE-INSTALLED CAPT'S ADI & INSTRUMENT PANEL REF AMM 34-22-03, OPS NORMAL. RE-INSTALLED ALL TRIM PANELS AS REQ'D REF AMM 25-15-01. OPS CHECK NORMAL REF FIM 34-22-00/104 REF WDM 34-22-16.

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