108
WATER AND PLUMBING SYSTEM UNITY MOTORHOME
DUMPING HOLDING TANKS
1� Connect the sewer hose
1
to the tank outlet
located on the rear driver’s side underbody. The
sewer hose is stored on the driver’s side under
the oor as shown in
2
(island and twin bed
oor plans) or below the slide out (corner and
Murphy bed oor plans).
1
2
2� Pull the black water tank dump valve handle
3
to empty the black water tank. Leave the dump
valve open and pull grey water dump valve
handle
4
to empty grey water tank. Close both
valves when you no longer hear or feel waste
water owing through the sewer hose. Remove,
rinse and store hose�
3
4
5
BLACK WATER WASTE TANK RINSE
The motorhome is equipped with a black water
waste tank ushing system to improve draining and
to reduce odor. To ush the tank, follow these steps:
1� Remove the protective cap and connect the city
water supply hose to the connector
5
located in
the exterior utility center�
2� Open the black water tank dump valve
3
�
Always open the black water tank dump valve
before turning on the water supply.
NOTICE
3� Turn on the city water supply to thoroughly ush
the system�
4� Turn off the city water supply, disconnect the city
water supply hose and install the protective cap
on the connector
5
�
5� Close the black water tank dump valve
3
�
NOTE: The black water tank ush line
incorporates a non-return valve
6
, which
prevents black water contamination of the city
water supply hose. If city water does not ow
when connected as above, the non-return valve
may be defective and require replacement. The
non-return valve is located behind various wall
panels depending on coach oor plan (see oor
plan for location).
6
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