133
Discovery, Discovery LXE, Pace Arrow, and Pace Arrow LXE
The solid waste drain (black
water) valve remains closed until
the black tank is full or until
time of departure to help prevent
clogging. Use the outside faucet
or shower attachment for washing
or rinsing the sewer hose after
dumping the black tank.
NOTE:
Use care when connecting
the sewer hose adapter to
the termination drain in
cold weather.
NOTE:
Close the grey water valve
24 hours prior to departing
to allow the grey tank to fill
with liquid to help in the
dumping process.
LUBE:
Periodically lubricate the
O-ring on the sewer hose
adapter with silicone spray.
Draining the Holding Tanks
The motorhome comes equipped
with a power ush nozzle located
in the black tank to help reduce
build-up of solids. Flush the black
tank each drain cycle. Failure to
thoroughly rinse the black tank
may result in accumulated solids
and a clogged power ush nozzle.
Attach sewer hose to
termination drain and shore
facility.
Prepare to dump the solid
waste (black) tank rst.
Close the liquid waste
drain (grey water) valve.
Fill the grey tank to at least
50% by running water in
the shower or sinks.
Open the solid waste drain
(black water) valve. Allow
the black tank to drain.
Connect one end of the
pressure regulator to the
water source and the other
end to the non-potable
water hose. Connect the
non-potable hose to the
tank ush tting.
Turn on the water source
and allow water to rinse
the black tank at least three
minutes. Never operate the
system unattended. Ensure
the water is owing freely
though the drain hose.
When completed, turn off
the water source and close
the black water valve.
Open the grey water valve.
The water in the grey tank
will help ush remaining
solids from the hose. With
the grey water valve open,
run two or more gallons of
water down any drain to
ush grey tank. The grey
valve remains open until
the next drain cycle, or
time of departure.
WARNING:
Use the tank flush system
each time the holding
tanks are cycled. Failure
to routinely use the flush
system will result in a
clogged spray nozzle.
Turn off the water supply
when finished flushing the
tank. Operating the flush
system unattended can risk
flooding.
When preparing for travel,
close both black and
grey termination drain
valves. Undo restraining
devices from the hose.
Disconnect the hose from
the termination drain
by rotating the tting
counterclockwise 90º.
Raise the hose and drain
using hand over hand
method working the hose
towards shore tting.
Rinse the hose with outside
facility and repeat the hose
drain process.
Remove the hose from
shore tting. Install hose
in carrier and lock door.
100220
040460w
Black Tank Flush
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