1. Kusintha kwa mlingo wa madzi kwasweka.
2. Waya wapamwamba kwambiri wathyoka
3. Chubu cha laser chathyoka kapena kuwotchedwa
4. Mphamvu ya laser yadulidwa.
5. Palibe kuzungulira kwa madzi, kuphatikiza mapaipi amadzi otsekeka ndi mapampu amadzi osagwira ntchito
6. Mzere wotetezera madzi wathyoka kapena kukhudzana sikulondola.
7. Palibe kulowetsa kwa 220V kumagetsi a laser.
8. Palibe chizindikiro chochokera kumagetsi a laser.Mzere wa chizindikiro wathyoka ndipo kukhudzana sikuli bwino.Relay yomwe imayang'anira kutuluka kwa kuwala yasweka.Mbale yathyoka ndipo kuwotcherera kwa waya nakonso sikwabwino.
9. Njira yachiwiri yapaintaneti yatsekedwa.