Service difficulty report · Transceiver · Boeing 737824

Difficulty date
June 30, 2025
Submitted
July 1, 2025
Operation
Air carrier
Aircraft
N78506
Make and model
Boeing 737824
Aircraft serial
32832
Aircraft time
57,444 hours, 21,448 cycles
Part
Transceiver
Part number
6225132633
Part serial
9KBU
Condition
Faulted
Location
Wx Radar
Part time
62,080 hours, 17,014 cycles
Stage of operation
CR
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

WX RADAR FAIL. CB RESET NO HELP. RADAR ON PANTS SMALL SLIVER A T 0100 CL OCK POS. VIDEO AVAILAB PERFORMED OPERATIONAL TEST OF WX RADAR REF MM 34-43-00-710-800-001. WX RADAR WOULD NOT TEST. INSPECTED WX RADAR TRANSCEIVER. FOUND COOLING FAN OUT OF THE MOUNTING BRACKETS AND NOT TURNING. ALSO FOUND BLADES GROUND DOWN. SUSPECT WHETHER RADAR TRANSCEIVER OVERHEATED. REMOVED, REPLACED, AND TESTED WX RADAR TRANSCEIVER AS PER AMM 34-43-41. ALSO, REPLACED BLOWER AND OPS CHK GOOD. OPS CHK OF THE RADAR TRANSCEIVER NORMAL AS PER AMM 34-43-00.