Service difficulty report · Pin · Boeing 777222

Difficulty date
March 27, 2010
Submitted
April 7, 2010
Operation
Air carrier
Aircraft
N784UA
Make and model
Boeing 777222
Aircraft serial
26951
Aircraft time
57,946 hours, 8,411 cycles
Engine
Pwa PW40903
Part
Pin
Condition
Bent
Location
Connector
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

PACK FCV L DISPLAYED ON STATUS PAGE RESET AND RE-APPEARS. DEF PER MEL DUE TIME AND NO PART AVAIL AT FRA. REPLACED UPPER LEFT PACK FCV. RAN TEST FAULTED L ECONO COOLING VLV CNTL FOUND BREAKER H23 POPPED ON P110 PANEL. (2) ALREADY REPLACED RELAY K21009 AND BREAKER C21 645, NO HELP. UPPER FLOW CONTROL VALVE MR21563 DASH ON 25 DASH OFF 145. ALREADY REPLACED RELAY K21009 AND BREAKER C21 645, NO HELP. TROUBLESHOTING FOUND BENT PIN ON CANNON PLUG AT UPPER FLOW CONTROL VALVE, WAS ABLE TO STRAIGHTEN. NO MORE POPPED BREAKER. NO MESSAGES NOTED. PACK OPS NORMAL.