An ALTERATION to an existing standpipe system where the total cost of the proposed work in the building does not exceed twenty five thousand dollars in any 12-month period and the proposed work is limited to the following:

1. Replacement of parts required for the operation of a combined standpipe system; and

2. Relocation of combined standpipe auxiliary hose sources and cabinets within 10 feet (3048 mm) of their original location, provided that the existing covered area is not affected and provided that such relocation complies with this code for a new installation.