SDR CALA2025010201751

Service difficulty report · Windshear Sys · Boeing 737824

Difficulty date: December 27, 2024
Submitted: January 2, 2025
Operation: Air carrier
Aircraft: N78511
Make and model: Boeing 737824
Aircraft serial: 33459
Aircraft time: 54,021 hours, 19,132 cycles
System (JASC): 3436 · Wind Shear Detection System
Part: Windshear Sys
Condition: Faulted
Location: Zone 200
Stage of operation: TO
How discovered: O
Nature of condition: N
Precautionary procedure: C

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

What was found

WINDSHEAR ALERT ON T/O SUSPECT ARCFT SYSTEM FAULT. SEEMS TO HAPP EN ABOVE 50ISH PERCENT N1. PERFORMED BITE CHECK ON WXR RADAR SYSTEM NO FAULTS FOUND. SUSPECT PROBLEM IN A/T SWITCH PACK. PLACED AUTOTHROTTLE ON MEL 2204A. PERFORMED BITE CHECK ON WXR RADAR SYSTEM NO FAULTS FOUND. SUSPECT PROBLEM IN A/T SWITCH PACK. PLACED AUTOTHROTTLE ON MEL 2204A. PERFORMED AUTOTHROTTLE SYSTEM OPS CHECK AND SYSTEM TEST REF AMM 22-31-00. ALL OPS CHECKS/TESTS PASSED. NO FAULTS IN RECENT LEGS.