Service difficulty report · Bleed Valve · Boeing 757224

Difficulty date
September 18, 2026
Submitted
September 21, 2026
Operation
Air carrier
Aircraft
N33103
Make and model
Boeing 757224
Aircraft serial
27293
Aircraft time
120,729 hours, 25,920 cycles
Engine
Rroyce RB211535E4
Engine time
1,210 hours, 229 cycles
Part
Bleed Valve
Part number
EB100906B
Part serial
EGL127
Condition
Faulted
Location
Nr 1 Engine
Part time
55,452 hours, 14,506 cycles
Stage of operation
TO
How discovered
V
Nature of condition
O
Precautionary procedure
C

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

What was found

ENGINE EXCEED ON TAKE OFF N2 INDICATE 103. MAX THRUST TAKE OF EPR 1.75. EXCEEDANCE HAPPENED IN LOW SPEED ON TAKE OFF. BELOW 80 KTS. NO HOT BRAKES. ADD EMP:U374916 EXCEED RECORDED ON #1 ENG N2 103% FOR 8 SECONDS. RR ENGINEERING REQUESTED BVCU TEST FOR #1 ENG EXCEEDANCE. BVCU REPORTS FAULT 12 FOR ALL RECORDED FLIGHT LEGS. (IP STAGE 1 BLEED VALVE SOLENOID OPEN CIRCUIT ON COIL A OR B, OR THE TWO COILS A&B). FLAGGING FOR SDR PERFORMED TEST 3 REF AMM 71-00-00-715-049-R03. BLEED VALVE WITHIN OPERATIONAL TEST LIMITS PER TABLE 502.