296-24-690  <<  296-24-69001 >>   296-24-69003

WAC 296-24-69001

General.

(1) Installation. All equipment must be installed by a qualified electrician in conformance with chapter 296-24 WAC Part L, and WAC 296-800-280. There must be a safety-type disconnecting switch or a circuit breaker or circuit interrupter to open each power circuit to the machine, conveniently located at or near the machine, so that the power can be shut off when the machine or its controls are to be serviced.
(2) Thermal protection. Ignitron tubes used in resistance welding equipment must be equipped with a thermal protection switch.
(3) Personnel. Workers designated to operate resistance welding equipment must have been properly instructed and judged competent to operate such equipment.
(4) Guarding. You must arrange or guard controls of all automatic or air and hydraulic clamps to prevent the operator from accidentally activating them.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 15-24-100, § 296-24-69001, filed 12/1/15, effective 1/5/16. Statutory Authority: RCW 49.17.010, [49.17].040, and [49.17].050. WSR 01-11-038, § 296-24-69001, filed 5/9/01, effective 9/1/01. Statutory Authority: Chapter 49.17 RCW. WSR 94-15-096 (Order 94-07), § 296-24-69001, filed 7/20/94, effective 9/20/94; WSR 91-24-017 (Order 91-07), § 296-24-69001, filed 11/22/91, effective 12/24/91; Order 73-5, § 296-24-69001, filed 5/9/73 and Order 73-4, § 296-24-69001, filed 5/7/73.]
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