NR 422.115(4)(f)(f) Any other coating application method demonstrated to the department to be capable of achieving a transfer efficiency equivalent to or better than that achieved by low-pressure spray method, and for which written approval of the department has been obtained. NR 422.115(5)(5) Work practices. On and after November 1, 2009, the owner or operator of a large appliance surface coating facility shall employ work practices to minimize VOC emissions from mixing operations, storage tanks and other containers, and handling operations for coatings, thinners, cleaning materials, and waste materials. Work practices shall include all of the following, at a minimum: NR 422.115(5)(a)(a) Store all VOC-containing coatings, thinners, coating related waste materials, cleaning materials, and shop towels used for cleaning in closed containers. NR 422.115(5)(b)(b) Close mixing and storage vessels used for VOC-containing coatings and other materials except when depositing or removing these materials. NR 422.115(5)(c)(c) Convey VOC-containing coatings, thinners, and cleaning materials in closed containers or pipes. NR 422.115(5)(d)(d) Minimize spills of VOC-containing coating, thinners, and cleaning materials. NR 422.115(5)(e)(e) Minimize emissions of VOC during cleaning of coating application, storage, mixing, and conveying equipment. NR 422.115 HistoryHistory: CR 08-102: cr. Register July 2009 No. 643, eff. 8-1-09; CR 11-005: am. (5) (b) Register January 2012 No. 673, eff. 2-1-12. NR 422.12(1)(1) Applicability. This section applies, subject to the provisions of s. NR 425.03, to the ovens of magnet wire coating operations. This section does not apply to sources exempted under s. NR 422.03. NR 422.12(2)(2) Emission limitation. No owner or operator of a magnet wire coating oven may cause, allow or permit the emission of any VOCs in excess of 0.20 kilograms per liter of coating (1.7 pounds per gallon), excluding water, delivered to each coating applicator from magnet wire coating operations. NR 422.12 HistoryHistory: Renum. from NR 154.13 (4) (j) and am. Register, September, 1986, No. 369, eff. 10-1-86; am. (2), Register, February, 1990, No. 410, eff. 3-1-90. NR 422.125(1)(a)(a) This section applies to the wood furniture finishing operations of any wood furniture manufacturing facility which is located in the county of Kenosha, Milwaukee, Ozaukee, Racine, Sheboygan, Washington, or Waukesha, and whose maximum theoretical emissions of VOCs from all wood furniture finishing operations at the facility, including any related cleaning activities, is greater than or equal to 25 tons per year. NR 422.125(1)(b)(b) This section applies, except for sub. (4m), to any wood furniture manufacturing facility which is located in the county of Kewaunee or Manitowoc, and whose maximum theoretical emissions of VOCs from all wood furniture finishing operations at the facility is greater than or equal to 25 tons per year. NR 422.125(2)(2) Emission limitations. After September 1, 1996, no owner or operator of a wood furniture finishing operation may cause, allow or permit the emission of any VOCs in excess of the following limitations: NR 422.125(2)(a)1.1. 0.8 kilograms per kilogram of solids (0.8 pounds per pound), as applied, for topcoats only. NR 422.125 NoteNote: There is no restriction on the VOC content of the sealers used by those electing to comply under subd. 1.
NR 422.125(2)(a)2.2. 1.9 kilograms per kilogram of solids (1.9 pounds per pound), as applied, for sealers and 1.8 kilograms per kilogram of solids (1.8 pounds per pound), as applied, for topcoats. NR 422.125(2)(b)(b) Acid-cured alkyd amino coatings. When the owner or operator is using acid-cured alkyd amino vinyl sealers or acid-cured alkyd amino conversion varnish topcoats, any of the following: NR 422.125(2)(b)1.1. Where the sealer is an acid-cured alkyd amino vinyl sealer and the topcoat is an acid-cured alkyd amino conversion varnish topcoat, 2.3 kilograms per kilogram of solids (2.3 pounds per pound), as applied, for sealers and 2.0 kilograms per kilogram of solids (2.0 pounds per pound of solids), as applied, for topcoats. NR 422.125(2)(b)2.2. Where the sealer is not an acid-cured alkyd amino vinyl sealer and the topcoat is an acid-cured alkyd amino conversion varnish topcoat, 1.9 kilograms per kilogram of solids (1.9 pounds per pound), as applied, for sealers and 2.0 kilograms per kilogram of solids (2.0 pounds per pound), as applied, for topcoats. NR 422.125(2)(b)3.3. Where the sealer is an acid-cured alkyd amino vinyl sealer and the topcoat is not an acid-cured alkyd amino conversion varnish topcoat, 2.3 kilograms per kilogram of solids (2.3 pounds per pound), as applied, for sealers and 1.8 kilograms per kilogram of solids (1.8 pounds per pound), as applied, for topcoats. NR 422.125(2)(c)(c) Strippable spray booth coatings. 0.8 kilograms per kilogram of solids (0.8 pounds per pound) for strippable spray booth coatings, as applied. NR 422.125(3)(a)(a) Emission averaging. In addition to using provisions of s. NR 422.04 or 425.05 to demonstrate compliance, an owner or operator may demonstrate compliance with the emission limitations in sub. (2) (a) and (b) by showing that total daily actual emissions calculated using Equation 2 are less than or equal to total daily allowable emissions calculated using Equation 1. where:
EALL is the total daily allowable VOC emissions from all coatings involved in the average in kilograms (pounds)
i is a subscript denoting an individual coating
n is the number of different wood furniture coatings in an individual coating category applied during the actual production day and which are involved in the average
ATCi is the lowest of the applicable emission limitation under sub. (2) (a) or (b), or other limitation imposed by permit, order or approval, or the actual emission rate, as of the date of the notification required under sub. (5), in kilograms VOC per kilogram solids (pounds VOC per pound solids), for topcoat i as delivered to the applicator
STCi is the total amount of solids in topcoat i, in kilograms (pounds), delivered to the applicator during the actual production day
ASEi is the lowest of the applicable emission limitation under sub. (2) (a) or (b), or other limitation imposed by permit, order or approval, or the actual emission rate, as of the date of the notification required under sub. (5), in kilograms VOC per kilogram solids (pounds VOC per pound solids), for sealer i as delivered to the applicator
SSEi is the total amount of solids in sealer i, in kilograms (pounds), delivered to the applicator during the actual production day
AWCi is the lowest of 9.0, or other limitation imposed by permit, order or approval, or the actual emission rate, as of the date of the notification required under sub. (5), in kilograms VOC per kilogram solids (pounds VOC per pound solids), for washcoat i as delivered to the applicator
SWCi is the total amount of solids in washcoat i, in kilograms (pounds), delivered to the applicator during the actual production day
ABCi is the lowest of 1.2, or other limitation imposed by permit, order or approval, or the actual emission rate, as of the date of the notification required under sub. (5), in kilograms VOC per kilogram solids (pounds VOC per pound solids), for basecoat i as delivered to the applicator
SBCi is the total amount of solids in basecoat i, in kilograms (pounds), delivered to the applicator during the actual production day
ASTi is the lowest of 0.791, or other limitation imposed by permit, order or approval, or the actual emission rate, as of the date of the notification required under sub. (5), in kilograms VOC per liter (pounds VOC per gallon), for stain i as delivered to the applicator
SSTi is the total amount of stain i, in liters (gallons), delivered to the applicator during the actual production day
where:
EACT is the total daily actual VOC emissions from all coatings involved in the average in kilograms (pounds)
i is a subscript denoting an individual coating
n is the number of different wood furniture coatings in an individual coating category applied during the actual production day and which are involved in the average
ATCi is the actual VOC content of topcoat i, in kilograms VOC per kilogram solids (pounds VOC per pound solids), as delivered to the applicator during the actual production day
STCi is the total amount of solids in topcoat i, in kilograms (pounds), delivered to the applicator during the actual production day
ASEi is the actual VOC content of sealer i, in kilograms VOC per kilogram solids (pounds VOC per pound solids), as delivered to the applicator during the actual production day
SSEi is the total amount of solids in sealer i, in kilograms (pounds), delivered to the applicator during the actual production day
AWCi is the actual VOC content of washcoat i, in kilograms VOC per kilogram solids (pounds VOC per pound solids), as delivered to the applicator during the actual production day
SWCi is the total amount of solids in washcoat i, in kilograms (pounds), delivered to the applicator during the actual production day
ABCi is the actual VOC content of basecoat i, in kilograms VOC per kilogram solids (pounds VOC per pound solids), as delivered to the applicator during the actual production day
SBCi is the total amount of solids in basecoat i, in kilograms (pounds), delivered to the applicator during the actual production day
ASTi is the actual VOC content of stain i, in kilograms VOC per liter (pounds VOC per gallon), as delivered to the applicator during the actual production day
SSTi is the total amount of stain i, in liters (gallons), delivered to the applicator during the actual production day
NR 422.125(3)(b)1.1. Determine the overall control efficiency needed to demonstrate compliance daily using Equation 3. where:
R is the overall efficiency of the control system needed to demonstrate compliance on a daily basis, expressed as a percentage
C is the highest VOC content of all coatings subject to this paragraph on any given day in kilograms per kilogram of coating solids (pounds per pound of coating solids), as applied
E is the emission limitation applicable to the coating in kilograms per kilogram of coating solids (pounds per pound of coating solids), as applied
NR 422.125(3)(b)2.2. Document that the value of C in Equation 3 is obtained from the VOC and solids content of the as applied finishing material. NR 422.125(3)(b)4.4. Demonstrate compliance when R as determined under subd. 1. is greater than or equal to the overall efficiency of the control device determined under subd. 3. NR 422.125(4)(4) Application technology. After September 1, 1996, an owner or operator of a wood furniture manufacturing facility may use conventional air spray to apply finishing materials only under any of the following conditions: NR 422.125(4)(a)(a) When applying finishing materials that have an as applied VOC content no greater than 1.0 kilogram per kilogram of solids (1.0 pound per pound of solids). NR 422.125(4)(b)(b) When applying final touch-up and repair finishing materials. NR 422.125(4)(c)(c) When using a control device to meet the applicable requirements of this section. NR 422.125(4m)(4m) Cleaning material work practices. Beginning on March 1, 2013, the owner or operator of a facility subject to this subsection shall do all of the following: NR 422.125(4m)(a)(a) Use cleaning materials containing no more than 8.0% by weight VOC for cleaning spray booth components other than conveyors, continuous coaters and their enclosures, or metal or plastic filters. NR 422.125(4m)(c)(c) Collect all VOC-containing cleaning material used to clean spray guns and spray gun lines in a container and keep the container covered except when adding or removing material. NR 422.125(4m)(d)(d) Control emissions of VOC-containing cleaning material from washoff operations by doing both of the following: NR 422.125(4m)(d)1.1. Equipping the tank used for washoff operations with a cover and keeping the cover closed whenever the tank is not being used. NR 422.125(4m)(d)2.2. Minimizing dripping by tilting or rotating the part to drain as much cleaning material as possible into the tank. NR 422.125(4m)(e)(e) Use strippable spray booth materials containing no more than 0.8 pound of VOC per pound of solids, as applied. NR 422.125(5)(5) Initial compliance certification and notification requirements. NR 422.125(5)(a)(a) Emission limitations. Any owner or operator subject to this section shall submit a written notification to the department within 60 days after the compliance deadline in sub. (2), or upon changing the method of operation when such a change would result in a change in the emission limitations applicable under sub. (2). The notification shall contain: NR 422.125(5)(a)2.2. The name or identification number of all finishing operations subject to this section and the applicable emission limitations.
