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AQUA PLUS indirect-fired water heaters — Product Manual
Boiler-side piping
(continued)
Figure 12 Multiple water heaters — domestic water piping
Figure 13 Alternate methods of revers-return piping and Easy-Fit® Manifold detail
Failure to install automatic
mixing valve where recom-
mended can result in severe
personal injury or death.
1. This drawing is conceptual
only. It shows representa-
tive piping components
and layout. Weil-McLain
does not represent that this
drawing meets any partic-
ular mechanical or build-
ing codes. The installer is
responsible for inclusion
of all required safety de-
vices, or other miscella-
neous piping hardware not
shown on drawing. The
installer is responsible for
proper sizing / selection of
all hardware shown on this
diagram.
2. Wire water heater thermo-
stats in series when con-
necting to boiler controller
or boiler T-T terminals.
3. Install automatic mixing
valve at either the system
hot water connection or
at each water heater.
4. See page 8 through page 10
for additional recircula-
tion information and pip-
ing details.
Part number GL-E223-ADOC 0311
16