Service difficulty report · Connector · Boeing 737990ER

Difficulty date
April 28, 2013
Submitted
May 1, 2013
Operation
Air carrier
Aircraft
N403AS
Make and model
Boeing 737990ER
Aircraft serial
41730
Aircraft time
1,764 hours, 583 cycles
Part
Connector
Condition
Damaged
Location
Ee Bay
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

LT PACK INOPERATIVE. ACFT GROUNDED. NO VOLTAGE TO LT PACK FLOW CONTROL AND SHUT OFF VALVES, 36 OHMS FROM AIR COND RELAY UNIT M324 FROM PIN 19 TO GROUND, CHECKED GOOD, VDC GOOD AT PIN 17 OF THE P5-10 AIR COND PANEL LT PACK SWITCH CHECKED GOODS, WENT TO DISCONNECT D40554P AND FOUND PIN B10 BENT AND SMASHED. LT PANEL OFF AND D40554P DISCONNECTED IN FORWARD CARGO BAY. REPLACED D40554J INSERT AND RETERMINATED PIN B10, REF SWPM 20-74-11. CONNECTOR RECONNECTED AND FWD CARGO PANEL CLOSED. ALL OPS CHECKED NORMAL IAW MM 21-31-65.