1. Aw bɛ ɲɔgɔndan/wiring (wuli) dafa. Aw bɛ a lajɛ ni ɲɔgɔndan bɛ tiɲɛ wiriya kɔfɛ.
2. Baara tension. Ni fanga donna solenoid valve la, aw bɛ aw janto ka baara kɛ ni tension bɛnnen ye. Voltage bɛnbali bɛ se ka kɛ sababu ye ka dɛsɛ walima ka bobine jeni.
3. Aw bɛ sumanw bilasira ni degun ɲuman ye. K’a sababu kɛ jɔrɔnankow ye minnu bɛ bɔ kɛnɛ kan ani kɛnɛma degun, aw ye aw jija ka baara kɛ ni fanga ye min ka ca ni 20N ye ɲɛminɛlan/pneumatic valve kan, n’o tɛ a bɛna tiɲɛni kɛ.
