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1.5 Prepare the Site
See Section 1.2 for important factors to consider in
choosing the generator set location.
1.5.1
Indoor Installations, Open Units
Maintain a minimum of 457 mm (18 in.) between the
generator set and any adjacent walls or obstructions to
allow access for maintenance and service.
Figure 1-1 for a typical open-unit installation.
1. Prepare an area for mounting the generator set.
a. Clear all combustible materials from the
generator set location.
b. Lay a concrete pad that extends at least
152 mm (6 in.) beyond the generator set on all
sides. See Figure 1-3. Include mounting bolts
at the locations shown on the dimension
drawing.
c. Provide air intake and outlet openings as
described in Section 3.1.
1.5.2
Outdoor Installations, Enclosed
Units
Choose a location that is at least 0.9 m (3 ft.) from any
building or structure. Allow a minimum of 2.4 m (8 ft.)
TP-6609 6/08
clearance beyond the exhaust end of the generator set.
Plan the installation so that the exhaust end of the
generator set is not directed toward the building or any
openings where exhaust gas could be drawn into the
building.
1. Obtain a building permit and contact your local
utility companies to mark the locations of
underground pipes and cables.
See
2. Prepare an area for mounting the generator set.
a. Clear all combustible materials, including
plants and shrubs, building materials, and lawn
furniture, from an area at least 2.4 m (8 ft.)
beyond the exhaust end of the generator set.
b. Spread a 76-mm (3-in.) thick layer of gravel to
support the concrete mounting pad.
c. Lay a concrete pad that extends at least
152 mm (6 in.) beyond the generator set on all
sides. See Figure 1-3. Include mounting bolts
at the locations shown on the dimension
drawing.
Section 1 Location and Mounting
15
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