1. The cable trays nwere obosara ngwa, elu ike, ìhè arọ,
usoro ezi uche dị na ya, mkpuchi ọkụ eletrik dị elu, ọnụ ala dị ala, ogologo ndụ,
nguzogide corrosion siri ike, ihe owuwu dị mfe, wiring na-agbanwe agbanwe, ọkọlọtọ
echichi, ọdịdị mara mma wdg atụmatụ.
2. Ụzọ ntinye nke eriri eriri USB na-agbanwe. Enwere ike ịtụba ha n'elu
tinyere pipeline usoro, ebuliri n'etiti ala na eriri, tinye na ya
mgbidi dị n'ime na n'èzí, mgbidi ogidi, mgbidi ọwara, ụlọ akụ furrow, nwekwara ike ịbụ
etinyere n'elu oghere kwụ ọtọ ma ọ bụ ebe izu ike.
3. Enwere ike idowe trays eriri USB n'ahịrị, kwụ ọtọ. Ha nwere ike tụgharịa akụkụ,
kewara dị ka “T” beam ma ọ bụ gafere, enwere ike gbasaa, gbasaa, gbanwee egwu.