TC reported FM1 car smoke internal shownon TIMS. Staff (TPG) checked no sign of heat or smoke. TC r eported FM1 car smoke internal shown on TIMS. Staff (TPG) ch ecked no sign of heat or smoke. ~~~~~ Checked and confirmed 1564 FC-720 smoke internal, resettable. Cleaned smoke detector sensor. Funtion test - ok Checked fire panel - no sign for water ingress Swapped 1564 fire panel to 3564 for monitoring purpose. 1564 fire panel (S/N:170) 3654 (S/N:178) N.A/kumar/teh am/21.09.22