CODE
INTERPRETATION
MECKLENBURG COUNTY
Mechanical Code Enforcement
Code Volume Reference: NC Mechanical Code (2002)
Code Chapter Reference: 507.17
Subject: Performance Test Detail
Effective Date: 1/1/2003
Prepared/Revision Date: 4/12/06
CODE:
507.17 Performance test. A performance test shall be conducted upon completion and
before final approval of the installation of a ventilation system serving commercial food
heat-processing appliances. The test shall verify the rate of airflow and proper operation
as specified in this chapter. The permit holder shall furnish the necessary test
equipment and devices required to perform the tests.
INTERPRETATION:
The hood/s (Type I only) test shall verify the rate of airflow and proper operation
with these additional requirements:
1. All
building exhausting equipment (i.e. misc. kitchen exhaust fans, bath fans, etc.)
shall be energized and in operation during the performance test.
2. The
cooking equipment under the hood/s shall be in place, up to operational heat
levels and sufficient smoke/grease generating foods to simulate the desired cooking
process.
CODE
INTERPRETATION
3. The
MECKLENBURG COUNTY
Mechanical Code Enforcement
hood shall capture all exhaust. T-T Puffers (or equal) shall be used during the test
to check for spillage of exhaust to the kitchen area.
4. The
test shall also include the verifying of actual flow rates versus design flow rates.
5. The
Designer or installer shall provide documentation detailing and certification of all
test results including the status of the structures systems during the tests (i.e.
temperatures, food cooked, fans, etc.)
Prepared by: Consistency Team
Approved by:
Philip B. Edwards, M/P Code Administrator