Wetif TIG97, User Manual, Page: 10 / 66

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Preface
9. Never use any of the solvents, such as Thinner Spray-type cleaner, Wax,
Benzene, Abrasive cleaner, Acid or Alkaline solvent, on the display. Harsh
chemicals may cause damage to the cabinet and the touch sensor.
10. Remove dirt with a lightly moistened cloth and a mild solvent detergent.
Then wipe the cabinet with a soft dry cloth.
11. The openings on the enclosure are for air convection and protect the
equipment from overheating. DO NOT COVER THE OPENINGS.
12. Position the power cord so that people cannot step on it. Do not place
anything over the power cord.
13. If the equipment will not be used for a long time, disconnect it from the
power source to avoid damage by transient overvoltage.
14. Never pour any liquid into openings. This may cause fire or electrical
shock.
15. Never open the equipment. For safety reasons, the equipment should be
opened only by qualified service personnel.
16. If one of the following situations arises, get the equipment checked by
service personnel:
a. The power cord or plug is damaged.
b. Liquid has penetrated into the equipment.
c. The equipment has been exposed to moisture.
d. The equipment does not work well, or you cannot get it to work
according to the user’s manual.
e. The equipment has been dropped or damaged.
f. The equipment has obvious signs of breakage.
17. The sound pressure level at the operator’s position, according to IEC 704-
1:1982, is no more than 70dB(A).
18. Keep this User’s Manual for later reference.
19. DO NOT LEAVE THIS EQUIPMENT IN AN UNCONTROLLED
ENVIRONMENT WHERE THE STORAGE TEMPERATURE IS BELOW