Section 336.1614. Existing conveyorized vapor degreasers.

Rule 614. (1) After June 30, 1980, it is unlawful for a person to operate an existing conveyorized vapor degreaser unless all of the provisions of the following subrules are met or unless an equivalent control method is approved by the department.

(2)   It is unlawful for a person to operate an existing conveyorized vapor degreaser unless all of the following conditions are met:

(a)   A procedure shall be developed to minimize organic solvent carryout by doing both of the following:

(i)   Racking parts for best drainage.

(ii)   Maintaining the vertical conveyor speed at less than 11 feet per minute.

(b)   Organic solvent leaks shall be repaired immediately.

(c)   The degreaser shall be operated in a manner such that no water is visibly detectable in solvent exiting the water separator.

(d)  Exhaust ventilation shall not exceed 65 cubic feet per minute per square foot of degreaser open area, unless necessary to meet OSHA requirements.

(e)   Waste organic solvent shall be stored only in closed containers, unless demonstrated to be a safety hazard and disposed of in a manner such that not more than 20% by weight is allowed to evaporate into the atmosphere.

(3)   A person responsible for the provisions of this rule shall develop written procedures for the operation of all such provisions, and such procedures shall be posted in an accessible, conspicuous location near the vapor degreaser.

(4)   The provisions of this rule do not apply to an existing conveyorized vapor degreaser that is subject to the provisions of the halogenated solvent cleaner national emission standards for hazardous air pollutants (1995), which are adopted by reference in R 336.1651.

History: 1980 AACS; 1997 AACS.