TIMS showed Smoke Internal at car 2525.Staff(RFP) checked and confirmed no signs of smoke / fire / burning smell on exterior or interior of train. Train was es corted to terminal station. ~~~~~ * ,N * Checked and confirmed 2525 no. 2E smoke internal FC720 triggered. Reset and monitored for 30 min with no fault recurrence. Cleaned testing tube with compressed air. Checked fire relay panel unit - no signs of water ingress. DONE BY:LAI 22.04.2024