Service difficulty report · Pcu · Boeing 737890

Difficulty date
April 17, 2014
Submitted
April 21, 2014
Operation
Air carrier
Aircraft
N594AS
Make and model
Boeing 737890
Aircraft serial
35191
Aircraft time
23,482 hours, 7,205 cycles
Part
Pcu
Part number
115195214
Part serial
115195203079
Condition
Malfunctioned
Location
Ee Bay
Part time
14,968 hours, 6,835 cycles
Stage of operation
TX
How discovered
O
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

ELEC LIGHT ILLUMINATED DURING ENGINE START. ACFT GROUNDED. PERFORMED FIM 24-31-801. ELECTRIC LIGHT BITE TEST. SHOWS SPECU FAULT, PERFORM FIM TASK 24-35-802 SPCU FAULT CLEARED, FAULT WAS INTERMITTENT. REPLACED SPCU IAW AMM 24-34-11, OPS NORMAL. GROUND VERIFICATION SUCCESSFUL.