Hayward VL40T32 Sand Filter Stand Pipe & Underdrain Assembly | VLX4001A Pool Pump Parts Install the CX1750B lid assembly

Install the CX1750B lid assembly

If the vacuum head is skipping or leaving unclean spots

confirm your equipment voltage before wiring

0 A at 115 V / ~6

Hayward VL40T32 Sand Filter Stand Pipe & Underdrain Assembly | VLX4001A Pool Pump Parts Install the CX1750B lid assemblyHayward VLX4001A Stand Pipe & Underdrain Assembly (VL Series Sand Filters) Hayward VLX4001A is a genuine replacement stand pipe and underdrain assembly for select Hayward VL Series sand filters (commonly referenced for the VL40T32). This internal assembly helps route water through the filter bed and collect filtered water for return to the pool. Replace it if the original underdrain standpipe is cracked, broken, or allowing sand to pass into the pool.