Aqua-Hot™ Hydronic Heating System Installation Manual 07/05
Page 21
3. Connect and clamp the
Return
line from the Heater to the highest port on each
Heat Exchanger; reference Figures 2 and 14.
NOTE:
Reference Figure 15 for visual instructions on how to properly connect PEX type
tubing to each Heat Exchanger.
NOTE:
Plumbing Heat Exchangers in this manner will allow air to escape naturally. If air
is trapped in any Heat Exchanger, it will significantly reduce the Heat
Exchanger’s overall heating performance (heat output).
4. Connect and tighten all interior Plumbing Lines,
Supply
and
Return,
to the
Aqua-Hot’s appropriate Heating Zone ports; reference Figures 16A and 16B.
Installing
the Interior/
Fresh water
Tank Plumbing,
continued
SECTION 3: INSTALLATION PROCEDURES