1. Iswishi yezinga lamanzi iphukile.
2. Intambo kagesi ephezulu iphukile
3. Ishubhu le-laser liphukile noma lishisiwe
4. Amandla e-laser anqanyuliwe.
5. Akukho ukuhamba kwamanzi, okuhlanganisa amapayipi amanzi avaleleke namaphampu amanzi angasebenzi
6. Intambo yokuvikela amanzi iphukile noma ukuthintana naye akulungile.
7. Akukho okokufaka okungu-220V kumthombo wamandla we-laser.
8. Ayikho isignali evela kugesi we-laser.Ulayini wesignali wephukile futhi othintana naye akamuhle.I-relay elawula ukuphuma kokukhanya iphukile.Ipuleti liphukile kanti nokushisela kocingo akukuhle.
9. I-eksisi yesibili eku-inthanethi ivinjiwe.