NR 423.02(6)(6) “Freeboard height” means, for a cold cleaner, the distance from the liquid solvent level in the degreaser tank to the lip of the tank. For a vapor degreaser it means the distance from the top of the vapor zone to the lip of the degreaser tank. NR 423.02(7)(7) “Freeboard ratio” means the freeboard height divided by the internal width of the degreaser tank. NR 423.02(7m)(7m) “Hot-line tool” means a specialized tool used primarily on the transmission systems, sub-transmission systems and distribution systems for replacing and repairing circuit components or for other types of work with electrically energized circuits. NR 423.02(8c)(8c) “Letterpress printing” means the method in which the image area is raised relative to the non-image area and the ink is transferred directly from the ink roller to the plate cylinder. NR 423.02(8p)(8p) “Medical device” means an instrument, apparatus, implement, machine, contrivance, implant, in vitro reagent or other similar article, including any component or accessory that meets any one of the following conditions: NR 423.02(8p)(a)(a) It is intended for use in the diagnosis of disease or other conditions, or in the cure, mitigation, treatment or prevention of disease. NR 423.02(8p)(b)(b) It is intended to affect the structure or function of the body. NR 423.02 NoteNote: Common examples of such medical devices include but are not limited to x-ray machines, medical lasers, diagnostic ultrasound products, thermometers, bedpans, artificial hearts, pacemakers, pregnancy test kits, scalpels, tongue depressors and bandages.
NR 423.02(8x)(8x) “On-press component” means a part, component or accessory of a press that is cleaned while still being physically attached to the press. Rollers, blankets, metering rollers, fountains, impression cylinders and plates are considered on-press components even when detached from the press. NR 423.02(9)(9) “Refrigerated freeboard chiller” means an emission control device which is mounted above the water jacket or primary condenser coils of a vapor degreaser and which consists of secondary coils carrying a refrigerant to provide a chilled air blanket above the solvent vapor. NR 423.02(9g)(9g) “Removable press component” means a part, component or accessory of a press, excluding rollers, blankets, metering rollers, fountains, impression cylinders and plates, that is physically attached to the press but is disassembled and removed from the press prior to being cleaned. NR 423.02(9t)(9t) “Rigid magnetic data storage disc” means a flat, circular, non-flexible plate with a magnetic coating on which digital information can be stored by selective magnetization of portions of the flat surface. NR 423.02(10)(10) “Solvent metal cleaning” means the process of cleaning soils from metal surfaces by cold cleaning, open top vapor degreasing, conveyorized degreasing or wipe cleaning. NR 423.02(10r)(10r) “Surface preparation” means the removal of contaminants such as dust, soil, oil, etc., prior to coating, adhesive or ink applications. NR 423.02(11)(11) “Solvent recovery dryer” means a dry cleaning dryer that employs a condenser to liquefy and recover solvent vapors evaporated in a closed-loop, recirculating stream of heated air. NR 423.02(11g)(11g) “VOC composite partial vapor pressure” means the sum of the partial pressures of the compounds defined as VOCs and shall be calculated by one of the following equations: or, if the total vapor pressure of the mixture is unknown
where:
PVOC is the VOC composite partial vapor pressure at 20°C (mm Hg)
Wi is the weight of the i th VOC compound (kilograms)
MWi is the molecular weight of the i th VOC compound (kilograms per kilogram mole)
Ww is the weight of the water (kilograms)
MWw is the molecular weight of the water (kilograms per kilogram mole)
WNVOCj is the weight of the j th organic compound included in the VOC exclusion list in s. NR 400.02 (162) (kilograms) MWNVOCj is the molecular weight of the j th organic compound included in the VOC exclusion list in s. NR 400.02 (162) (kilograms per kilogram mole) Ptotal is the total vapor pressure of the mixture at 20°C (mm Hg)
VPi is the vapor pressure of i th VOC compound at 20°C (mm Hg)
NR 423.02(11r)(11r) “VOC content” means the weight of VOC per volume of solvent or solvent solution and shall be calculated by the following equation: where:
VOC content is in kilograms of VOC per liter of solvent or solvent solution (pounds per gallon)
Ws is the weight of solvent or solvent solution in kilograms (pounds)
Ww is the weight of water in kilograms (pounds)
WNVOC is the weight of organic compounds included in the VOC exclusion list in s. NR 400.02 (162) in kilograms (pounds) Vs is the volume of solvent or solvent solution in liters (gallons)
NR 423.02(12)(12) “Wipe cleaning” means the cleaning and removing of soils from the metal surfaces of a product or product component by manually wiping the surfaces with solvent using a porous applicator while maintaining the solvent below its boiling point. NR 423.02 HistoryHistory: Renum. from NR 154.01, Register, September, 1986, No. 369, eff. 10-1-86; cr. (3m), am. (4), Register, January, 1987, No. 385, eff. 2-1-88; renum. (9) and (10) to be (10) and (11) and am. (10), cr. (9) and (12), Register, August, 1994, No. 464, eff. 9-1-94; am. (intro.), Register, December, 1995, No. 480, eff. 1-1-96; renum. (3), (3m), (4) and (8) to be NR 400.02 (22v), (26o), (26q) and (60s); cr. (1), (1g), (1r), (5g), (5r), (7m), (8) to (8x), (9c) to (9w), (10g), (10r), (11g) and (11r), Register, January, 2001, No. 541, eff. 2-1-01; CR 08-102: cr. (5m) and (9t) Register July 2009 No. 643, eff. 8-1-09; CR 11-005: renum. (1), (8), (8L), (8t), (9c), (9n), (9r) to be NR 400.02 (26m), (85m), (93m), (107m), (133e), (133m), (133s) Register January 2012 No. 673, eff. 2-1-12. NR 423.03(1)(1) Applicability. Except as provided in sub. (8), this section applies, with a final compliance deadline of May 1, 1980, or as provided by a compliance schedule issued or approved pursuant to s. NR 425.03 (5), to cold cleaning, open top vapor degreasing and conveyorized vapor degreasing operations. This section also applies, with a final compliance deadline of May 1, 1988, except as provided in sub. (8), to conveyorized non-vapor degreasing operations and, under the compliance provisions of sub. (8) (c), to wipe cleaning operations. NR 423.03 NoteNote: Owners and operators of solvent cleaning operations should refer to sub. (2) (h) and (i) and ch. NR 469. NR 423.03(2)(2) Exemptions. The owner or operator of any facility located in Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, or Waukesha county and which claims to be exempt under this subsection from any requirement of subs. (3) to (7) shall comply with the recordkeeping requirements of sub. (10). The following exemptions apply to the source categories indicated: NR 423.03(2)(a)(a) This section does not apply to individual cold cleaners to which not more than 5.7 liters (1.5 gallons) of solvent is added per day, or to individual open top vapor, conveyorized vapor or conveyorized non-vapor degreasers whose emissions of VOCs are not more than 6.8 kilograms (15 pounds) in any one day provided the following conditions are met: NR 423.03(2)(a)1.1. The degreaser is located outside the counties of Brown, Calumet, Dane, Dodge, Door, Fond du Lac, Jefferson, Kenosha, Kewaunee, Manitowoc, Milwaukee, Outagamie, Ozaukee, Racine, Rock, Sheboygan, Walworth, Washington, Waukesha, and Winnebago. NR 423.03(2)(a)2.2. The emission rates from open top vapor and conveyorized vapor degreasers are determined and certified before October 1, 1979 in a manner approved by the department, and the emission rates from conveyorized non-vapor degreasers are determined and certified before May 1, 1988 in a manner approved by the department. NR 423.03(2)(b)(b) This section also does not apply to sources used exclusively for chemical or physical analysis or determination of product quality and commercial acceptance where all of the following conditions are met: NR 423.03(2)(b)1.1. The operation of the source is not an integral part of the production process. NR 423.03(2)(b)2.2. The emissions from the source do not exceed 363 kilograms (800 pounds) in any calendar month. NR 423.03(2)(c)1.1. Located outside of Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, and Waukesha counties and which has an open area smaller than 0.10 square meter (1.1 square feet) is exempt from the requirements of sub. (3) (b) to (g). NR 423.03(2)(c)2.2. Located outside of Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, and Waukesha counties is exempt from the requirements of sub. (3) (h), (i) and (j). NR 423.03(2)(c)3.3. Located inside Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, or Waukesha county and which has an open area smaller than 0.10 square meter (1.1 square feet), and to which not more than 5.7 liters (1.5 gallons) of solvent is added per day, is exempt from the requirements of sub. (3) (b) to (j). NR 423.03(2)(d)1.1. Located outside of Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, and Waukesha counties and which has an open area smaller than 1.0 square meter (10.8 square feet) is exempt from the requirements of sub. (4) (c). NR 423.03(2)(d)2.2. Located outside of Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, and Waukesha counties is exempt from the requirements of sub. (4) (n) to (q). NR 423.03(2)(d)3.3. Located inside Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, or Waukesha county and which has an open area smaller than 1.0 square meter (10.8 square feet), and whose emissions of VOCs are not more than 6.8 kilograms (15 pounds) in any one day, is exempt from the requirements of sub. (4) (c), (n), (o) and (p). NR 423.03(2)(e)1.1. Located outside of Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, and Waukesha counties and which has an open area smaller than 2.0 square meters (21.6 square feet) is exempt from the requirements of sub. (5) (c). NR 423.03(2)(e)2.2. Located outside of Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, and Waukesha counties is exempt from the requirements of sub. (5) (h), (i), and (j). NR 423.03(2)(e)3.3. Located inside Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, or Waukesha county and which has an open area smaller than 2.0 square meters (21.6 square feet), and whose emissions of VOCs are not more than 6.8 kilograms (15 pounds) in any one day, is exempt from the requirements of sub. (5) (c). NR 423.03(2)(f)(f) An individual conveyorized non-vapor degreaser which is: NR 423.03(2)(f)1.1. Located outside of Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, and Waukesha counties and which has a total horizontal solvent-air interface smaller than 2.0 square meters (21.6 square feet), where such an interface exists, is exempt from the requirements of sub. (6) (a) 2. NR 423.03(2)(f)2.2. Located outside of Brown, Calumet, Dane, Dodge, Door, Fond du Lac, Jefferson, Kenosha, Kewaunee, Manitowoc, Milwaukee, Outagamie, Ozaukee, Racine, Rock, Sheboygan, Walworth, Washington, Waukesha, and Winnebago counties is exempt from sub. (6) (a) 2. NR 423.03(2)(f)3.3. Located outside of Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, and Waukesha counties is exempt from the requirements of sub. (6) (a) 8. and 9. NR 423.03(2)(f)4.4. Located inside Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, or Waukesha county and which has an open area smaller than 2.0 square meters (21.6 square feet), and whose emissions of VOCs are not more than 6.8 kilograms (15 pounds) in any one day, is exempt from the requirements of sub. (6) (a) 2. NR 423.03(2)(g)1.1. Located outside of Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, and Waukesha counties is exempt from the requirements of this section. NR 423.03(2)(g)2.2. Located inside Kenosha, Kewaunee, Manitowoc, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, or Waukesha county and whose emissions of VOCs are not more than 6.8 kilograms (15 pounds) in any one day is exempt from the requirements of sub. (7) (d). NR 423.03(2)(h)(h) This section does not apply to solvent metal cleaning operations using only cleaning solvents that have a VOC content of 2.0% or less by volume. NR 423.03(2)(i)(i) This section does not apply to any individual cold cleaning, batch vapor degreasing or conveyorized degreasing operation that is subject to ch. NR 469. NR 423.03(3)(3) Cold cleaners. Except as provided under sub. (2) (a), (b), (c), (h) and (i), the owner or operator of a cold cleaning facility shall do all of the following: NR 423.03(3)(b)(b) Design the cover so that it can be easily operated with one hand if any of the following applies: NR 423.03(3)(b)1.1. The solvent volatility is greater than 2 kPa (0.3 psia) measured at 38°C (100°F). NR 423.03(3)(c)(c) Equip the cleaner with a facility for draining cleaned parts, and the drainage facility shall be constructed internally so that parts are enclosed under the cover while draining if the solvent volatility is greater than 4.3 kPa (0.6 psia) measured at 38ºC (100°F), except that the drainage facility may be external for applications where an internal type cannot fit into the cleaning system. NR 423.03(3)(d)(d) Install one of the following control devices if the solvent volatility is greater than 4.3 kPa (0.6 psia) measured at 38°C (100°F), or if the solvent is heated above 49°C (120°F): NR 423.03(3)(d)1.1. Freeboard that gives a freeboard ratio greater than or equal to 0.70. NR 423.03(3)(d)2.2. Water cover (solvent must be insoluble in and heavier than water). NR 423.03(3)(d)3.3. Other systems of equivalent control, such as refrigerated chiller or carbon adsorption, approved by the department. NR 423.03(3)(e)(e) If used, supply a solvent spray that is a solid fluid stream (not a fine, atomized or shower type spray) at a pressure which does not cause extensive splashing.
