Winnebago Itasca Ellipse Owner's Manual page 74

SECTION 4 –
APPLIANCES AND SYSTEMS
Hydronic Heating System
Tempering Valve
(Located on back side of
the Aqua-Hot unit)
Changing the Fuel Filter and Fuel
Nozzle
To keep the Aqua-Hot system running
smoothly, it is recommended to have the diesel
burner tuned up annually. This consists of
replacing the fuel filter and the fuel nozzle. To
ensure maximum performance, always replace
with the fuel filter and fuel nozzle recommended
for your Aqua-Hot system.
Aqua-Hot Fuel Filter
(Located in center of coach
behind front wheels)
-Typical View
4-20
Fuel Nozzle
-Typical View
See "Winterizing Procedures" in Section 7 -
Plumbing (METHOD 2 - ANTIFREEZE FILL
PROCEDURE) for complete instructions in
winterizing your hydronic heating system. The
Aqua-Hot will be winterized along with the rest
of the RV water systems.
NOTICE
Do not blow out Aqua-Hot hydronic
heating system. Failure to comply may
result in system damage.
Further Information
Read the operating, safety, and maintenance
information as well as troubleshooting and parts
and service information provided in the Hydronic
Heating System Operation Manual in your
InfoCase.