Section 408.4197. Clearance between boilers and other objects.

(1) A licensee performing an installation shall ensure that the installation is made pursuant to the NBIC part 1 section 2.3.3 and 3.3.4.

Exception: The minimum clearance of 24 inches is provided between a boiler, its controls, firing equipment, and appurtenances and the building walls and partitions or other boilers or machinery.

(2)         The licensee shall ensure that clearances are pursuant to the manufacturer’s instructions where required clearances are greater than the minimum required by this rule. The boiler owner shall ensure that the clearances are maintained for the life of the boiler and shall not be infringed upon by items in storage.

(3)       The elevation of a boiler above the floor shall be as specified in the Michigan mechanical code, R 408.30901 to R 408.30998.

(4)     A licensee may request a deviation from the requirements of this rule by submitting drawings and the manufacturer’s installation requirements to the chief inspector   for review and approval before installation of the boiler. The licensee shall be notified by the chief inspector of the approval or denial of the request.

(5)     Where applicable, the boiler installation clearances shall comply with the Michigan electrical code, R 408.30801 to R 408.30880.

History: 1979 AC; 2002 AACS; 2006 AACS; 2009 AACS; 2013 AACS.