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the inner jacket and secondary heat exchanger chamber are also
stainless steel. The stainless steel screws are identified by a sealing
washer mounted on each screw. DO NOT mix stainless steel and
standard plated fasteners when disassembling and
reassembling the inner jacket sheet metal components.
Standard plated fasteners may be dam aged by the flue product
condensate when used on the inner jacket as sem blies.
Outer Jacket - The outer jacket as sem bly is constructed from steel,
gal va nized on both sides. The galvanized surface is specially
prepared and phos phate coated to allow application of a multiple
coat enamel paint process. This coating process ensures a long life
from the jacket assembly.
ACCESS TO COMPONENTS AND CONTROLS
FIG. 47 Front Control Panel Locations
FIG. 46 Component and Auxiliary Controls Connections with Junction Box