Service difficulty report · Pcu · Emb EMB145LR

Difficulty date
August 23, 2026
Submitted
August 24, 2026
Operation
Air carrier
Aircraft
N939AE
Make and model
Emb EMB145LR
Aircraft serial
14500923
Aircraft time
46,527 hours, 42,940 cycles
Part
Pcu
Part number
3603001001
Part serial
0960
Condition
Illuminated
Location
Rudder Sys
Part time
46,528 hours, 42,942 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

DURING CLIMB RUDDER SYSTEM 1-2 INOPERATIVE MESSAGE ON EICAS. R & R PRESSURE SWITCH IAW AMM 27-23-04-000/400-801-A. FOUND SYS 1 SOLENOID IN PCU MAKING BUZZING SOUND WHILE HYD SYS 1 ENGAGED. R & R PCU IAW AMM 27-22-03-000/400-801-A. OPS CHECKED GOOD. LEAK CHECKED GOOD. OK FOR SERVICE.

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