Service difficulty report · Connector · Boeing 747422

Difficulty date
September 20, 2010
Submitted
October 20, 2010
Operation
Air carrier
Aircraft
N177UA
Make and model
Boeing 747422
Aircraft serial
24384
Aircraft time
84,174 hours, 10,333 cycles
Engine
Pwa PW4056
Part
Connector
Condition
Damaged
Location
Hyd System
Stage of operation
CR
How discovered
O
Nature of condition
N
Precautionary procedure
A

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

What was found

FUEL OVERBURN. FLIGHT DIVERTED. NOT ABLE TO CHECK NR1 HYD QTY DUE TO NO INDICATION IN COCKPIT AND AT WHEEL WELL GAUGE. CONNECTOR DT401 REMOVED FROM TRANSMITTER AND SECURED. WIRE W4514-234-20B PIN 3 REMOVED FROM CONNECTOR DT401 AND SECURED WITH BACKSHELL. CONNECTOR DT401 CROSSES TO PCN 561-6221 AND IS AVAIL SPA. PN BACC63BP10A5SNL IS NOT EFF FOR THIS ACFT. CONNECTOR CALLED OUT HAS 12 CONTACTS, NEED 1 WITH 5 CONTACT, REF WD29 33 12 AND HOOK UP CHART P-12985. PCN FOR ADAPTER IS 585-5431. RPL'D DT401 CONNECTOR AND BACKSHELL. CONNECTOR-BACKSHELL SECURED IN PLACE. NR1 HYD QTY INDICATION CHECKS NORMAL.