Some devices are equipped with fuses to protect the hardware in the event of an electrical issue. Below you will find details on fuse requirements and replacement. If your device has no power lights its likely a blown fuse. When testing a fuse make sure to shut off power and remove it from the cicuit board.
Fuses Board power fuse: 1amp 5mm x 20mm.
Pump control fuses: 6.35mm x 31.75mm (0.25" x 1.25")