CAS EXI-200AD, Руководство пользователя

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1.4 Maintenance and Cautions
1.4.1. Maintenance
(1) This product requires continued management through periodic inspection (1 time or more
per month recommended).
(2) When maintaining electrical instruments the following items must be checked.
(a) There must be no damage to the container connection surface (screw).
(b) There must be no damage or cracks from shock to the container exterior.
(c) The screws must be uniform and sufficiently tight.
(d) Corrosion prevention treatment must have been sufficiently carried out to prevent rust on
the container connection surface or exterior.
1.4.2. Preparations
(1) Prepare tools, materials, replacement etc.
(2) Determine and check the need for insulation and insulation range.
(3) Check the presence of explosive gas and handle as a non explosion-proof area.
(4) Operator knowledge and capacity.
(5) Documents and diagrams related to the explosion prevention area (division diagram etc.).
1.4.3. Cautions
(1) When inspecting during application of current, the body (cover) of the explosion-proof
electrical instrument must not be opened.
(2) When maintaining in an explosion-proof area, ensure no shock sparks occur from tools
etc.
(3) When maintaining and repairing, disassembly and assembly work related to the electrical
instrument's explosion-proof capacity is accompanied. Therefore the explosion-proof
capacity must be checked for all parts.
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If the user cannot maintain or determine cause of failure, please contact the manufacturer.
(Contact numbers are included in the back of the manual)