Ga na'urar sanyaya injin laser mai suna S&A Teyu mai suna CW-5200, tsarin masana'antar yana da yanayin zafin jiki mai wayo wanda zafin ruwa zai daidaita kansa bisa ga yanayin zafin yanayi. Idan masu amfani suna buƙatar saita zafin ruwa a ƙayyadadden ƙima, dole ne su canza na'urar sanyaya ruwan laser mai suna zuwa yanayin zafin da ke canzawa da farko sannan su saita zafin. Cikakkun matakai sune kamar haka:
1. Danna maɓallin "▲" kuma riƙe maɓallin "SET";2. Jira na tsawon daƙiƙa 5 zuwa 6 har sai ya nuna 0;
3. Danna maɓallin "▲" sannan ka saita kalmar sirri 8 (saitin masana'anta shine 8);
4. Danna maɓallin "SET" sannan a nuna F0;
5. Danna maɓallin "▲" sannan ka canza ƙimar daga F0 zuwa F3 (F3 yana nufin hanyar sarrafawa);
6. Danna maɓallin "SET" kuma zai nuna 1;
7. Danna maɓallin "▼" kuma canza ƙimar daga "1" zuwa "0". (“1” yana nufin sarrafawa mai hankali. “0” yana nufin sarrafawa mai dorewa);
8. Yanzu mai sanyaya yana cikin yanayin zafin jiki mai ɗorewa;
9. Danna maɓallin "SET" sannan ka koma saitunan menu;
10. Danna maɓallin "▼" sannan ka canza ƙimar daga F3 zuwa F0;
11. Danna maɓallin "SET" kuma shigar da saitin zafin ruwa;
12. Danna maɓallin "▲" da maɓallin "▼" don daidaita zafin ruwan;
13. Danna maɓallin "RST" don tabbatar da saitin da fita;
