Service difficulty report · Solenoid · Boeing 757224

Difficulty date
April 14, 2017
Submitted
April 14, 2017
Operation
Air carrier
Aircraft
N34137
Make and model
Boeing 757224
Aircraft serial
30229
Aircraft time
66,098 hours, 16,261 cycles
Engine
Rroyce RB211*
Part
Solenoid
Part number
EB100906B
Part serial
0178
Condition
Faulty
Location
Nr 1 Engine
Part time
50,671 hours, 12,585 cycles
Stage of operation
TO
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

MOMENTARY N2 OVSPD NO 1 ENG DURING MAX EPR TAKEOFF. R&R LEFT SOLENOID ON NR 1 ENG IN REF TO AMM75-32-03-404 015-R04. REMOVED AND REPLACED RIGHT SOLENOID VALVE ON LEFT ENGINE IAW AMM 75-32-03-404-046-R04. PER FIM TASK 75-32-00-815-824-R06 ACCOMPLISHED RESISTANCE CHECK OF D1364, D1362, D1484, D1388 AND EVERYTHING IS WITHIN LIMITS PER FIM. PERFORMED TEST 3 AND BVCU TEST PER REMOVAL AND INSTALLATION OF IP BLEED VALVES IAW 75-32-03. OPS CK GOOD.