Service difficulty report · Radio Altimeter · Boeing 76731B

Difficulty date
March 27, 2026
Submitted
March 27, 2026
Operation
Air carrier
Aircraft
N1361A
Make and model
Boeing 76731B
Aircraft serial
26265
Aircraft time
103,425 hours, 24,064 cycles
Part
Radio Altimeter
Condition
Faulted
Location
Left
Stage of operation
DE
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

DURING DESCENT, GEAR NOT DOWN RED EICAS MESSAGE CAME ON AROUND 5000FT ON THE ARRIVAL WITH FLAPS SET AT 1 SEVERAL TIMES WITH THROTTLES AT IDLE. C/W 30/40 TEST NO FAULTS NOTED, MCDP FLIGHT REPORT FLAGGED L-RADIO ALTIMETER DEFERRED PER MEL 34-33-01-2A-1. MAINTENANCE PROCEDURES COMPLIED WITH PLACARD INSTALLED. MBCB 04-06-2026. DUE TO L RADIO ALT DI A/C DOWNGRADED TO CAT II, SEE ITEM 3 FOR RALM DOWNGRADE. REF LP 39420-17/2. AIRCRAFT RETURNED TO SERVICE.

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