// CODE SNIPPET
50.5.6 Cleaning of Exhaust Systems
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Hoods, grease removal devices, fans, ducts, and other appurtenances shall be cleaned to remove combustible contaminants prior to surfaces becoming heavily contaminated with grease or oily sludge. [96:11.6.2]
At the start of the cleaning process, electrical switches that could be activated accidentally shall be locked out. [96:11.6.3]
Components of the fire suppression system shall not be rendered inoperable during the cleaning process. [96:11.6.4]
Fire-extinguishing systems shall be permitted to be rendered inoperable during the cleaning process where serviced by properly trained and qualified persons. [96:11.6.5]
Flammable solvents or other flammable cleaning aids shall not be used. [96:11.6.6]
Cleaning chemicals shall not be applied on fusible links or other detection devices of the automatic extinguishing system. [96:11.6.7]
After the exhaust system is cleaned, it shall not be coated with powder or other substance. [96:11.6.8]
When cleaning procedures are completed, all access panels (doors) and cover plates shall be restored to their normal operational condition. [96:11.6.9]
When an access panel is removed, a service company label or tag preprinted with the name of the company and giving the date of inspection or cleaning shall be affixed near the affected access panels. [96:11.6.10]
Dampers and diffusers shall be positioned for proper airflow. [96:11.6.11]
When cleaning procedures are completed, all electrical switches and system components shall be returned to an operable state. [96:11.6.12]
When an exhaust cleaning service is used, a certificate showing the name of the servicing company, the name of the person performing the work, and the date of inspection or cleaning shall be maintained on the premises. [96:11.6.13]
After cleaning or inspection is completed, the exhaust cleaning company and the person performing the work at the location shall provide the owner of the system with a written report that also specifies areas that were inaccessible or not cleaned. [96:11.6.14]
Where required, certificates of inspection and cleaning and reports of areas not cleaned shall be submitted to the AHJ. [96:11.6.15]
Related Code Sections
50.5.6 Commercial Cooking, Cleaning of Exhaust Systems
] After the exhaust system is cleaned, it shall not be coated with powder or other substance. [ 96: 11.6.8 ...
Fire Code 2015 of Delaware > 50 Commercial Cooking > 50.5 Procedures for the Use, Inspection, Testing, and Maintenance of Equipment > 50.5.6 Cleaning of Exhaust Systems
50.5.6.4 Commercial Cooking,
Components of the fire suppression system shall not be rendered inoperable during the cleaning process. [ 96: 11.6.4] ...
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50.5.6.7 Commercial Cooking,
Cleaning chemicals shall not be applied on fusible links or other detection devices of the automatic extinguishing system. [ 96: 11.6.7] ...
Fire Code 2015 of Delaware > 50 Commercial Cooking > 50.5 Procedures for the Use, Inspection, Testing, and Maintenance of Equipment > 50.5.6 Cleaning of Exhaust Systems > 50.5.6.7
50.5.6.12 Commercial Cooking,
When cleaning procedures are completed, all electrical switches and system components shall be returned to an operable state. [ 96: 11.6.12] ...
Fire Code 2015 of Delaware > 50 Commercial Cooking > 50.5 Procedures for the Use, Inspection, Testing, and Maintenance of Equipment > 50.5.6 Cleaning of Exhaust Systems > 50.5.6.12
50.5.6.5 Commercial Cooking,
Fire-extinguishing systems shall be permitted to be rendered inoperable during the cleaning process where serviced by properly trained and qualified ...
Fire Code 2015 of Delaware > 50 Commercial Cooking > 50.5 Procedures for the Use, Inspection, Testing, and Maintenance of Equipment > 50.5.6 Cleaning of Exhaust Systems > 50.5.6.5