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teknik pengelasan kapal jilid 2 smk

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Gambar III.165 Saklar pengatur AC dan DC<br />

3. Hidupkan tombol main power/power utama<br />

Yakinkan bahwa lampu penunjuk menyala.<br />

ON<br />

OFF<br />

Power<br />

Gambar III.166 Tombol power utama<br />

4. Hidupkan saklar kontrol<br />

Lihat gambar III.167 dibawah ini.<br />

ON<br />

OFF<br />

Power<br />

Sakelar pemilih pengisian kawah<br />

Gambar III. 167 Saklar kontrol<br />

TEKNOLOGI LAS KAPAL<br />

5. Pilih metode pendinginan<br />

(1) Setel saklar pendingin ke posisi pendinginan air<br />

(2) Buka kran aliran air<br />

(3) Yakinkan bahwa lampu penunjuk dari pendinginan air menyala<br />

353

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