Dumping Holding Tanks - Winnebago Navion iQ Owner's Manual

SECTION 7 –
PLUMBING
appropriate waste water disposal site. This means
you can use the toilet, sinks, and shower even in
areas where utility hookups are not available.
The black water holding tank contains the
sewage from the toilet and may include bathroom
lavatory on some models. The gray water holding
tank contains the waste water from the galley
sink, and shower, and may include bathroom
lavatory.
See "Specifications" in Section 1 –
Introduction for tank capacities for your model.
Waste Pump
The 12-volt Waste Pump disposes gray
holding tank waste through a small diameter
sewer hose, which is then drained through the
main sewage drain outlet.
Waste Pump
(Located behind water service center -
accessible through utility compartment)
-Typical View
NOTE: If Waste Pump stalls, check breaker in
the load center. If problem persists,
remove end cap and manually turn pump
shaft (located on the end of the Waste
Pump) with a screwdriver.
Further Information
For further information and operating
cautions, see the Waste Pump operating
instructions included in your InfoCase.
7-8

Dumping Holding Tanks

1. Remove sewage drain hose from front driver
side compartment.
Sewage Drain Hose
(Located in front driver side compartment)
-Typical View
2. Remove dust cap from sewage drain outlet
and connect sewage drain hose. Be sure it is
firmly attached.
Sewage Drain Outlet/Dust Cap
(Located in driver side compartment)
-Typical View
3. Place the outlet end of sewage drain hose into
disposal opening.
4. Open the Black Waste Tank Drain valve with
a quick pull and make sure there are no sags in
the hose. Move the hose gently about to
dislodge any waste and ensure complete
drainage. Close the Black Waste Tank Drain
valve as soon as tank is empty.