Service difficulty report · Sensor · Boeing 7378

Difficulty date
March 24, 2026
Submitted
March 26, 2026
Operation
Air carrier
Aircraft
N17300
Make and model
Boeing 7378
Aircraft serial
43466
Aircraft time
11,135 hours, 3,801 cycles
Engine
Cfmint LEAP1B28
Part
Sensor
Part number
51090450001
Condition
Faulted
Location
Nr 2 Engine
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
C

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

What was found

RTO DUE TO A-ICE CAUTION AT 70 KTS ACP HIGH ENERGY STOP CHK REF AMM TASK 05-51-07-210-801 NO DEFECT S OR DAMAGE NOTED. INBOUND FLT DECK EFFECTSON PRESENT LEG FAULTS BLEED PM SENSOR 1 R, MANIT MSG 36-21021 FOUND LATCH. ENG 2 MANI FOLD DUCT PRESS SENSOR 1 SIGNAL OUT OF RANGE, MULTI HITS ON ADD FAULT: 361 453 42 SENSOR AND SAME MSG IMSP PICS ADDED ADD FAULT: 361 453 42 REMOVED AND REPLACED NR 2 ENG MANIFOLD PRESS SENSOR 1. REF AMM 36-11-05. ELECTRICAL LRU REPLACEMENT TEST PASS REF TASK 36-00-00-710-801. NR 2 ENG PMI-1 RIGHT MAIFOLD PRESS SENSOR REPLACED. PERFORMED POWER NR 2 ENGINE POWER ASSUANCE TEST 6. REF AMM 71-00-00-720-802-G00, UNABLE TO ADD EMP:U306754 DUPLICATE MASTER CAUTION ANTI-ICE LIGHT ILLUMINATION. PMI-1 RIGHT SENSOR NOW SHOWS NORMAL. NO EXISTING FAULT HISTORY RECORDED. TOMC ADVISED. A/C OK TO CONTINUE.. REMOVED AND REPLACED NR 2 ENG MANIFOLD PRESS SENSOR 1. IAW AMM 36-11-05. ELECTRICAL LRU REPLACEMENT TEST PASS REF TASK 36-00-00-710-801.

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