ALTRACO VERNIER CALIPER Manual do Utilizador descarregar pdf (Página 6)

VERNIER CALIPER

PRECAUTION:

1. Clean the caliper before use. Make sure the measuring faces are clean.

2. Remove cutting chips, dust, burrs and other foreign substances from the piece to

be measured.

3. Make sure that the zero lines of the vernier scale coincide with the zero lines of the

main scale when the external jaws are closed.

4. Make sure that no slit is observed between two external jaws when they are closed.

5. Vernier caliper body should be lubricated with a small amount of clock oil.

6. Measuring faces should be carefully protected from being scratched, hit or rusty.

Do not operate abruptly, drop or shake caliper.

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ALTRACO VERNIER CALIPER Manual do Utilizador Página 6