Service difficulty report · Connector · Boeing 75733N

Difficulty date
October 21, 2019
Submitted
October 23, 2019
Operation
Air carrier
Aircraft
N57869
Make and model
Boeing 75733N
Aircraft serial
32593
Aircraft time
56,227 hours, 16,952 cycles
Part
Connector
Condition
Damaged
Location
Hyd System
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

DURING CLIMB C HYD QTY DROPPED TO 0 WITH SYS PRESSURE CAUTION LO W INDICATION LOW RSV LIGHT PILOT REPORTED ISSUE OCCURRED AFTER 20 MINUTES OUT BEFORE RETURN TO FIELD. CONTACT TOMC TO UNLOCK AFTER REPAIRS ARE COMPLETE. UNLOCKED FOR UPDATING. CHECKED HI-Z WIRING AND FOUND RESISTANCE READINGS CHANGING WHEN MOVING WIRES ON D41406J.READINGS TAKEN FROM D2598A B11/C10 WITH D2540 PINS 1/7 JUMPERED.READINGS JUMPING FROM 5 OHMS TO 300 OHMS ALSO INSPECTED RES XMTR SHROUD WITH NO DISCREPANCIES NOTED.NEED D41406J/P AND D40350J/P RPL''D PER FUP.REF WDM 29-33-11. REMOVED AND REPLACED CONNECTORS D41406J/P AND CONNECTORS D40350J /P REF WDM 29-33-11. SEE LP 3600512 FOR OPS CK

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