WAC 296-863-30020. Maintain your PITs properly

(1) You must maintain PITs according to this chapter and the manufacturer's instructions. (2) You must keep PITs: (a) Clean; (b) Free of excess lint, oil, and grease. (3) You must take appropriate precautions to protect employees from the hazards associated with the cleaning agents or solvents used. Precautions could include methods such as ventilation. (4) You must make sure solvents used for cleaning PITs have a flash point of 100° Fahrenheit or more.