LCM Alert Validation

Confidence

Failure Category

No Fault Found

Subcategory

No Fault Found

Sensor Verdict: The LCM system flagged a defect on the BROWN (Marker) circuit for trailer V562219 at site RFD2. Based on the available work order data, the sensor result is rated Inconclusive with low confidence (25%). There is no technician-documented evidence of a confirmed defect, but equally there is no compliant negative finding — the vendor did not use the Phillips Connect TechAssist (PCT) app to verify circuit health, meaning neither confirmation nor clearance of the alert can be substantiated. The sensor may have correctly identified a real issue that went unaddressed, or the circuit may have been functional, but this cannot be determined from the available documentation.

Photo Evidence: No photos appear to have been provided or assessed as part of this work order. The troubleshooting procedure explicitly required photographs of each illuminated light in the circuit, a clear image of the nosebox wiring, and a TechAssist app screenshot showing green 'Verified' status for all 5 circuits. None of these deliverables are reflected in the work order notes or line items. The picture assessment is rated No. Without photographic documentation, there is no visual confirmation of defect presence, defect repair, or circuit integrity for the BROWN marker circuit.

Vendor Compliance: Vendor compliance with the LCM troubleshooting procedure is poor. The technician notes consist almost entirely of scheduling updates, yard location changes, and brief status closures — none of which address the technical requirements of the procedure. There is no mention of the Phillips Connect TechAssist app being launched, used, or completed. No feedback was provided from the required defect category list (e.g., 'no defect found (confirmed with PCT),' 'light failure,' 'wiring damage,' etc.). The closure note references a 'dry run' and a unit not being in its parking slip, suggesting the technician may not have had proper access to the trailer during one or more scheduled visits. The final closure was completed by what appears to be a manager override ('Repairs were verified as complete based on tech and photos'), but no supporting photos or PCT data are present to substantiate this.

Repair Summary: No lighting-related repairs were made. The only line items charged are a shop supply/environmental fee ($2.36) and 0.5 hours of lot service labor ($75.00), both categorized under indirect charges. No parts specific to the BROWN marker circuit — such as marker lamps, pigtails, nosebox components, or wiring — were replaced or documented. The alerting circuit (BROWN/Marker) was not addressed in any documented repair action. This work order does not meet the threshold of a completed, verifiable lighting repair.

Key Concerns: Several significant concerns are flagged for this work order. First, the repeated scheduling delays and location confusion (multiple 'will be onsite' notes, trailer not found in its slip) suggest operational inefficiencies that may have contributed to an inadequate inspection. Second, the PCT app was not used, which is a direct violation of the LCM troubleshooting standard and means the BROWN circuit status remains unverified. Third, the WO was administratively closed with a status flip to A/H without substantive documentation, creating a false sense of resolution. Fourth, the 'dry run' reference in the notes raises the possibility that the technician never meaningfully engaged with the trailer's lighting system. This work order should be flagged for re-inspection of the BROWN marker circuit on V562219 with full PCT app compliance and photo documentation required before closure is accepted.