1) Hurihia he waahi pai ake.

2) Me ngana ki te whakakoi i te mata o waho o te putorino, me te whakamahi i te puhui hono kia nui ake te kaha tohu.

3) Whakaritehia te tuunga o te kaiwhakawhiti kia poutū me te whakapae;kia rite nga mokowhiti whakawhiti ki te uara M25.

4) i te wa e kore e pai te rauemi paipa mo te tuku tohu ultrasonic;ka tūtohuhia to maatau whakawhiti whakauru wera-wera.

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Wā tuku: Maehe-07-2022