6.2.3.13.(4)ATTRIBUTION:
Functional Statement:
F82
To minimize the risk of inadequate performance due to improper maintenance or lack of maintenance.
Objective:
OH1.1
APPLICATION:
Facilities for flushing and drainage of air filters
designed to be washed in place, in heating, ventilating and air-conditioning
systems, for air duct systems, in buildings described in Sentence
1.3.3.2.(1) of Division A.
This also applies to buildings to which Part 9 applies [see Sentence
1.3.3.3.(1) of Division A for application
of Part 9], with respect to:
- mechanical ventilating systems other than self-contained systems serving single dwelling units, as stated in Sentence 9.32.1.2.(2),
- the ventilation of storage garages for more than 4 motor vehicles in residential occupancies, as stated in Sentence 9.32.1.1.(3),
- the ventilation of all occupancies other than residential occupancies, as stated in Sentence 9.32.1.1.(2),
- heating systems, including requirements for combustion air, and air-conditioning systems other than those serving individual dwelling units, as stated in Sentence 9.33.1.1.(2), and
- air duct distribution systems serving heating systems in which the rated heat input exceeds 120 kW, as stated in Sentence 9.33.6.1.(2).
INTENT:
To limit the probability that dirty water will contaminate
the filters when filters are washed in place, which could lead to an inability
to remove contaminants or odours from the air stream, which could lead to
negative effects on the air quality of indoor spaces, which could lead to
harm to persons.