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ADVAN-rEX• O&M MANUAL 4 Read and record the elapsed time meter (ETM)and cycle counter(CI)values(from the $ * panel's logic controller or from the web-based ° ' telemetry software)on the Field Maintenance , Report Form. ETM's and Cr's are valuable troubleshooting tools if problems occur with tho.system.ETM and Cr d=signal high WxW visage,law water usage or tank leakage,and eyc:essive-pumpmg, among other operating situations. 4 Verify float operation.With MOA switch in Automatic,simulate system operation by liking the floats in the same order that the liquid would lift them(bottom first,top last). 5 Determine whether the Biotubem eluent filter needs cleaning by testing the change in the tank's liquid level when the pump is on.Turn the recirc pump on by flipping the MOA switch in - the control panel to Manual.Watch the liquid level inside the screened vault as the pump is running for about 30 seconds to deter- mine if there is any noticeable liquid level 5 Confirm operation of audible and visual differential between it and the tank liquid alarms per the installation,operation,and setting level.Return the MOA switch to Auto.When instructions for the control panel that comes with the liquid level difference between the inside and the system• outside of the vault is about two inches or more, Pumping System or if the low-kvcl alarm is activated,the Biotubem cartridge may.need to be cleaned. Pump systems should be inspected annually to ensure that they are operating properly.Unscrew the stainless steel bolts that fasten the fiberglass I lid over the pumping equipment. Remove the fiberglass lid for an inspection that includes these steps: E 1 Verify that there are no obvious holes or leaks in the riser or around the perimeter of the riser connection to the tank.Wetness or water marks may be an indication of weeping. 2 Inspect splice box to ensure lid and connec- tions are secure. 3 Verify that floats are in good condition and properly secured to the float tree.Verify that float cords are neatly wrapped inside the riser so that they cannot interfere with the operation of the floats.