6.Pass out the singalPassoutthesingalcablefromthepassing-tube.Tieupthesingalcableontheironwireinthepassing-tubewhenpassing.Thenpulltheironwiretoachievethegogalofpassing.Nextjointhesingalcabletothejunctionbox.Attentiontothemarkingontheloadcellandjunctionboxshoul...