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All trip and emergency switches shall not be of the automatically resetting type, but shall require manual resetting. The safety attributes of a certified/validated PSDI safety system are more likely to be maintained if the quality of the system and its parts, components and subsystem is consistently controlled. Where clamp caps or setscrews are used in conjunction with punch stems, additional means of securing the upper shoe to the slide shall be used. The guard shall have openings no larger than one-half (12) inch. 1910.219 (a) (1) This section covers all types and shapes of power-transmission belts, except the following when operating at two hundred and fifty (250) feet per minute or less: 1910.219 (a) (1) (i) Flat belts one (1) inch or less in width, 1910.219 (a) (1) (ii) (a) As used in 1910.213 and 1910.214 unless the context clearly requires otherwise, the following woodworking machinery terms shall have the meaning prescribed in this paragraph. All sprocket wheels and chains shall be enclosed unless they are more than seven (7) feet above the floor or platform. (4) Reconstruction and modification. b. The validation organization representative shall witness at least one set of tests. Flywheels located so that any part is seven (7) feet or less above floor or platform shall be guarded in accordance with the requirements of this subparagraph: Cranks and connecting rods. In the area of Safety Standards for Conveyors, CEMA defers and refers to the American Society of Mechanical Engineers, Association for Manufacturing Technology, and OSHA to develop broad industry safety standards where they can.. Read below for additional safety information: For all Conveyors the ASME B20 Committee for Conveyors and Related Equipment maintains the National Standard ANSI/ASME . Certification/validation by similarity analysis reports should identify, in addition to the above, application of the part, component or subsystem for which certification/validation is being sought as well as data from previous usage establishing adequacy of the item. See paragraph (c) of 1910.215 for full description. Certification/Validation Program Level of Risk Evaluation Requirements. (i) Both flanges, of any type, between which a wheel is mounted, shall be of the same diameter and have equal bearing surface. 653, 655, 657; Secretary of Labor's Order No. Wood guards may be used in the woodworking and chemical industries, in industries where the presence of fumes or where manufacturing conditions would cause the rapid deterioration of metal guards; also in construction work and in locations outdoors where extreme cold or extreme heat make metal guards and railings undesirable. 3. (i) Any press equipped with presence sensing devices for use in PSDI, or for supplemental safeguarding on presses used in the PSDI mode, shall be equipped with a test rod of diameter specified by the presence sensing device manufacturer to represent the minimum object sensitivity of the sensing field. (1) General requirements. Where belts are so located as to make it impracticable to carry the guard to wall or ceiling, construction of guard shall be such as to enclose completely the top and bottom runs of belt and the face of pulleys. Malleable iron (min. (vii) Reactivation of PSDI operation following deactivation of the PSDI mode from any other cause, such as activation of the red color stop control required by paragraph (b)(7)(ii) of this section, interruption of the presence sensing field, opening of an interlock, or reselection of the number of sensing field interruptions/withdrawals required to cycle the press, shall require resetting of the set-up/reset means. (n) Planing, molding, sticking, and matching machines. The hood shall be constructed in such a manner and of such material that it will protect the operator from flying splinters and broken saw teeth. Analysis. 1910.1043 Cotton dust. The certification/validation report shall be signed by the Administrative Director and the Technical Director. (3) Machines using full revolution positive clutches. [39 FR 23502, June 27, 1974, as amended at 39 FR 41846, Dec. 3, 1974; 53 FR 8353, Mar. 1910.335 Safeguards for personnel protection. (7) Die fastening. (1) Veneer slicer knives shall be guarded to prevent accidental contact with knife edge, at both front and rear. This requirement does not apply to those elements of the control system which have no effect on the protection against point of operation injuries. Learn more about the eCFR, its status, and the editorial process. (i) Mechanical power presses used in the PSDI mode shall be operated under the control of a safety system which, in addition to meeting the applicable requirements of paragraphs (b)(13) and (c)(5) and other applicable provisions of this section, shall function such that a single failure or single operating error shall not cause injury to personnel from point of operation hazards. (ii) Air-lift hammers shall have an air shutoff valve as required in paragraph (d)(2) of this section. The application for expansion will be acted upon and processed by OSHA in accordance with subsection I.B. 1910.122 Table of contents. (i) Tight and loose pulleys on all new installations made on or after August 31, 1971, shall be equipped with a permanent belt shifter provided with mechanical means to prevent belt from creeping from loose to tight pulley. Amendments and withdrawals. (49) Single stroke means one complete stroke of the slide, usually initiated from a full open (or up) position, followed by closing (or down), and then a return to the full open position. Nonmandatory supplementary information and guidelines relating to certification/validation of the PSDI safety system are provided to appendix B to this standard. (7) Circular saw gages shall be so constructed as to slide in grooves or tracks that are accurately machined, to insure exact alignment with the saw for all positions of the guide. Sprockets and chains. (i) The operator training required by paragraph (f)(2) of this section shall be provided to the employee before the employee initially operates the press and as needed to maintain competence, but not less than annually thereafter. The manufacturer's certification shall be validated by an OSHA-recognized third-party validation organization to meet all applicable requirements of paragraphs (a) through (h) and appendix A of this section. Search & Navigation (1) General. (i) Wood guards may be used in the woodworking and chemical industries, in industries where the presence of fumes or where manufacturing conditions would cause the rapid deterioration of metal guards; also in construction work and in locations outdoors where extreme cold or extreme heat make metal guards and railings undesirable. 12 or .262 diameter in inches r.p.m. (iv) All a.c. control circuits and solenoid value coils shall be powered by not more than a nominal 120-volt a.c. supply obtained from a transformer with an isolated secondary. Scrap cutters used in conjunction with scrap handling systems shall be safeguarded in accordance with paragraph (c) of this section and with 1910.219. Employees are also encouraged to pay close attention to work pieces that have slots or other surface profiles that may increase the risk of entanglement. (3) Auxiliary equipment. (4) Hangers. (4) Type 11 flaring cup wheels mean wheels having double diameter dimensions D and J, and in addition have thickness, hole size, rim and back thickness dimensions. (2) Brake means the mechanism used on a mechanical power press to stop and/or hold the crankshaft, either directly or through a gear train, when the clutch is disengaged. The application shall provide information demonstrating that it and any validating laboratory utilized meet the qualifications set forth in section II of this appendix. b. All pressure vessels used in conjunction with power presses shall conform to the American Society of Mechanical Engineers Code for Pressure Vessels, 1968 Edition, which is incorporated by reference as specified in 1910.6. (3) For the Textile Industry, because of the presence of excessive deposits of lint, which constitute a serious fire hazard, the sides and face sections only of nip-point belt and pulley guards are required, provided the guard shall extend at least six (6) inches beyond the rim of the pulley on the in-running and off-running sides of the belt and at least two (2) inches away from the rim and face of the pulley in all other directions. Then rotate the wheel 45 and repeat the test. (ii) The vertical clearance in passageways between the floor and power transmission beams, ceiling, or any other objects, is not less than five feet six inches (5 ft. 6 in.). A recognized validation organization may renew its recognition by filing a renewal request at the address in paragraph I.A.3. Steam hammers shall be provided with a quick closing emergency valve in the admission pipeline at a convenient location. Industrial Conveyor Belts & Hose; Industrial/MRO/Safety; Machine & Automation Solutions; . (2) Ambient relative humidity of 99 percent. 2. This hood or shield shall be so designed as to guard against danger from flying splinters or broken saw teeth. (iii) The intensity of illumination conforms to the requirements of ANSI A11.1-1965 (R-1970), which is incorporated by reference as specified in 1910.6. In lieu of such yielding sectional rolls, suitable section kickback finger devices shall be provided at the infeed end. Brake design parameters important to PSDI are high torque, low moment of inertia, low air volume (if pneumatic) mechanisms, non-interleaving engagement springs, and structural integrity which is enhanced by over-design. (2) Lockouts. (d) Design, construction, setting and feeding of dies -. 1910.214 Cooperage machinery. a. Overhead chain and link belt drives are governed by the same rules as overhead horizontal belts and shall be guarded in the same manner as belts. Shafting under bench machines shall be enclosed by a stationary casing, or by a trough at sides and top or sides and bottom, as location requires. (20) Die set means a tool holder held in alignment by guide posts and bushings and consisting of a lower shoe, an upper shoe or punch holder, and guide posts and bushings. (B) Counterbalances shall be adjusted in accordance with the press manufacturer's recommendations to assure correct counterbalancing of the slide attachment (upper die) weight for all operations performed on presses used in the PSDI mode. Where loose pulleys or idlers are not practicable, belt perches in form of brackets, rollers, etc., shall be used to keep idle belts away from the shafts. Handling equipment attach points shall be provided on all dies requiring mechanical handling. (4) Any automatic cutoff saw that strokes continuously without the operator being able to control each stroke shall not be used. b. 1910.1000 Air contaminants. Table O-7 - Minimum Dimensions for Straight Flanges - for Mechanical Grinders 12,500 S.F.P.M. All applications submitted will be accepted by OSHA, and their receipt acknowledged in writing. (ii) The spindle end, nut, and outer flange may be exposed on machines designed as portable saws. 1910.11 Scope and purpose. 1910.106 Flammable liquids. (iv) Mechanical power presses with a configuration which would allow a person to enter, pass through, and become clear of the sensing field into the hazardous portion of the press shall not be used in the PSDI mode of operation. 1910.1010 Benzidine. The fourth regulation in OSHA standard 1910.178(g) requires a "conveyor, overhead hoist, or equivalent material handling equipment" to assist workers in moving forklift batteries. 1. This table technically only applies to mechanical power presses operated within OSHA's jurisdiction, although some industry consensus standards also reference this table, such as ANSI B65.1 . Blotters shall be used in accordance with paragraph (c)(6) of this section. Even though not employing a clutch, direct drives match the operational characteristics of part revolution clutches because the driving power may be disengaged during the stroke of the press.