Service difficulty report · Relay · Boeing 737890

Difficulty date
February 3, 2013
Submitted
February 5, 2013
Operation
Air carrier
Aircraft
N579AS
Make and model
Boeing 737890
Aircraft serial
35187
Aircraft time
22,872 hours, 6,829 cycles
Part
Relay
Part number
JAD9F007
Condition
Failed
Location
Boost Pump
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

LEFT CENTER BOOST PUMP AUTO SHUTOFF INOPERATIVE. DUPLICATED DEFECT. FOUND R936 LT AUTO SHUTOFF 115V AC RELAY FAILED. REPLACED R936 RELAY REF WDM28-23-11. ACCOMP CENTER TANK BOOST PUMP AUTO SHUTOFF FUNCTIONAL TEST REF MM28-22-00, OPS TEST NORMAL.