Operation and maintenance guide for Talgil TVD and TAD automatic disc filter series.
This manual explains the components of the TVD and TAD automatic disc filters, including the filtration head, DP device, solenoid valves, and control loops. It provides wiring diagrams, control tubing schemes, and step‑by‑step procedures for testing pressure drop and operating the flushing system.
Detailed maintenance instructions cover manual flushing of each filter, proper disc cleaning, venturi device care, air‑release valve servicing, and end‑of‑season procedures. Parts lists for TVD, TAD, and TADD variants are included, along with links to related maintenance documents.
| DC model power source | 6 V from 4 × 1.5 D alkaline batteries, or 12 V DC battery, or 12 V rechargeable with 2 W solar panel |
|---|---|
| DC model outputs | 12 V DC latching solenoids |
| DC model DP sensor | Embedded electronic analog DP sensor or external dry‑contact DP sensor |
| DC model pressure sensor | Dry‑contact pressure sensor |
| Operating temperature (both models) | 0 °C – 60 °C |
| AC model power source | 220 V or 110 V AC, 50/60 Hz with built‑in transformer to 24 V AC |
| AC model outputs | 24 V AC solenoids |
| AC model DP sensor | Embedded electronic analog DP sensor or external dry‑contact DP sensor |
| AC model pressure sensor | Dry‑contact pressure sensor |
Close the inlet valve and release pressure by opening the drain valve; never open the filter while it is under pressure.
It can be powered by 6 V from four D‑cell alkaline batteries, a 12 V DC battery, or a 12 V rechargeable battery with a 2 W solar panel.