Service difficulty report · Eec · Boeing 737890

Difficulty date
July 4, 2014
Submitted
July 9, 2014
Operation
Air carrier
Aircraft
N564AS
Make and model
Boeing 737890
Aircraft serial
35103
Aircraft time
29,501 hours, 9,116 cycles
Engine
Cfmint CFM567B262
Part
Eec
Part number
1853M33906
Part serial
LMDN5462
Condition
Loose
Location
Nr 2 Engine
Part time
50,130 hours, 19,285 cycles
Stage of operation
TX
How discovered
V
Nature of condition
J
Precautionary procedure
D

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

What was found

SHORTLY AFTER ENGINE START THE NR 2 FILTER BYPASS LIGHT ILLUMINATED, ENGINE SHUTDOWN. ACFT GROUNDED. ACCESSED NR 2 ENGINE EEC & FUEL FILTER BY PASS SWITCH (S241) ACCOMPLISHED GVI OF CONNECTORS DP808 AND DP803. FOUND DP803 LOOSE. REMOVED, CLEANED CONNECTOR & REINSTALLED ON S241. DISCONNECTED DP808 AND ACCOMPLISHED RESISTANCE CHECKS. ALL ARE WITHIN LIMITS. RECONNECTED DP808 TO EEC, ACCOMPLISHED EEC TEST, TEST PASSES. ACCOMPLISHED REPAIR CONFIRMATION PROCEDURE, VERIFIED FILTER BYPASS STATUS IS NOT CLOGGED AND NO EEC RECENT FAULTS, REF FIM 73-31, TASK 802.