Service difficulty report · Transceiver · Boeing 78710

Difficulty date
October 2, 2026
Submitted
October 5, 2026
Operation
Air carrier
Aircraft
N12003
Make and model
Boeing 78710
Aircraft serial
40935
Aircraft time
31,220 hours, 4,174 cycles
Part
Transceiver
Part number
8222127003
Part serial
4M65X
Condition
Faulty
Location
Weather Radar
Part time
40,697 hours, 4,685 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

WEATHER RADAR SYS ADVISORY WXR FUNCTIONS HAVE FAILED OR PARTIALLY FAILED ON BOTH LEFT AND R IGHT SIDES OR MANUALY SELECTED TO A FAILED WXR.DB LEFT INTEG SURVEILLANCE SYSTEM PROC UNIT SEE MEL L/P 3572737 FOR CORRECTIVE ACTION REGARDING LEFT WXR SYSTEM FAULTS. SEE FUP L/P 3540501 FOR FINDINGS RELATED TO THE RIGHT WXR SYSTEM.RPL RIGHT RTM.

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