Findings: The relay always stay energize getting power from Digital Output I/O card. So sandfilter can’t maintain the backwash sequence. That’s why , we change the DDO module in FCP-1 panel. Now the SF is working normally.

Findings: The relay always stay energize getting power from Digital Output I/O card. So sandfilter can’t maintain the backwash sequence. That’s why , we change the DDO module in FCP-1 panel. Now the SF is working normally.

Findings: Switch problem found. Action taken: Switch replace.
Findings: Flote Switch mis-displacement problem found. Need to dressing the cable with cable tie.
SL. No Item Name Unit Qty. Remarks 1 Magnetic Contactor Nos 3 2 Float Switch Nos 2 3 OGR Supply Fan Motor Nos…
After being damaged the camera, We collect it and replace a good circuit with damaged circuit.
SL No. DTW No Cleaning POE Switch ONU UPS 01. 101 Completed OK OK Problem 02. 102 Completed OK OK Problem 03. 103…