1. Iji hụ na enweghị mmiri na-arụ ọrụ ogologo oge, a na-atụ aro ka iji okpukpu abụọ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ.
2. Iji jide n'aka na nkwonkwo ahụ nwere ike iguzogide nrụgide ụfọdụ, a na-atụ aro ka ịtinye mkpuchi iji kwalite mkpuchi na nchebe.
3. Teepu na-ejide onwe ya (ma ọ bụ teepu mmiri na-ekpo ọkụ na-ekpo ọkụ) nke a na-eji bụ ngwaahịa voltaji dị elu iji hụ na nchekwa mkpuchi.
4. Mgbe ị na-ewu ụlọ, ọ kacha mma iji usoro njikọ nke staggered (ya bụ, eriri ahụ adịghị mkpa ka a na-egbutu ya nke ọma ma gbanye ya).
