822 | C6 Electronic flush valves ยท Installation Sanicontrol Installation, use and maintenance 7 8 Response zone 9 Hydraulic and electrical connection diagram 1 - shut-off valve 2 - 1/2" tightening nut 3 - Balance pipe 4 - 3/4" union nut 5 - Electrovalve with filter 6 - 1/2" connector or 1/2" plastic adapter - 32mm 7 - Mains supply 8 - Mains connection terminal 9 - Safety transformer 10 - Electrovalve connection plug 11 - Electronic equipment connection plug 12 - Flushing time selector 13 - Preliminar flushing time selector 14 - Mounting frame 15 - Transformer cover 16 - Loop in mains cable