hat
4. li dwe installé nan kote ki pa sann dife, dife, ewozyon chimik, eksplozyon, / voye lafimen &amp; Flite sèl sa a, kote ki kote fò Vibwasyon a ka pase.
eng
4. It shall be installed in the place without dust, fire, chemical erosion, explosion, vapor &amp; salt spray, and the place where the strong vibration may happen.