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INSTRUCTION MANUAL SMOKE ABSORBER ET 493 - ET 493A ET 493A ESD Smoke absorber with arm ET 493 ESD FUNCTION The welding requires the use of flux. This flux is principally composed of a rosin resin, and is mixed with an activator (organic halogen agent), which is commonly called "pine resin".
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8. Holder for absorber 9. Workbench clamp For ET 493 ESD, please make sure it is stable on the workbench. The angle of the absorber can be adjusted so as to have the optimal suction. For ET 493A ESD, make sure that the arm is anchored firmly to the workbench. The position of absorber can be adjusted very easy.
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MAINTENANCE Replacing the filter: under normal working condition, the filter can be replaced one a month. Where there is a decrease of the absorption capability. The filter can also be replaced when it is full of dust. (not wet the filter). •...
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