SDR ASAA2017052820886

Service difficulty report · Wire · Boeing 737890

Difficulty date: May 28, 2017
Submitted: June 21, 2017
Operation: Air carrier
Aircraft: N519AS
Make and model: Boeing 737890
Aircraft serial: 36482
Aircraft time: 31,840 hours, 9,528 cycles
System (JASC): 2397 · Communications System Wiring
Part: Wire
Part number: 0000
Condition: Pulled
Location: Terminal Block
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

SAT INPUT ON CAPTAIN'S DISPLAY MISSING. ACFT GROUNDED. ACCOMPLISHED WIRING CHECKS. CHECKED GOOD. DURING REQUESTED PULL TEST AT TB3301 FOUND WIRE W9083-9023 RED EASILY PULLED OUT OF BLOCK YA1, FOUND NOT LOCKED-IN. SECURED THE WIRE PIN INTO TERMINAL BLOCK. ACCOMPLISHED ALL INSTALLATION TESTS OF FOLLOWING EQUIPMENT, SATCOM SDU IAW AMM 23-15-00, DFDAU IAW AMM 31-31-22, ACARS CMU IAW AMM 23-27-33, AND FMCS CDU-1 IAW AMM 34-61-01. ALL OPS NORMAL. SATCOM PROMPTS DISPLAYED ON MCDU 1 & 2 MENU PAGE.