Using A Sewer Line - SAFARI Trek 2002 Owner's Manual

Once the tanks have been cleaned, rinsed, and drained, the fluid levels should read empty
at the monitor panel. If not, repeat the processes previously mentioned until both tanks
read empty when drained.
NOTE: Always drain the black tank first and follow with the grey tank. This will
WARNING: Never empty the waste water holding tanks directly on the ground. It is

Using A Sewer Line

When you are parked at a campground with sewer facilities, you can keep the system
hooked up to the sewer continuously. While you can keep the hose in place, it is better to
keep the valves closed and dump the tanks every few days after a substantial amount of
waste has accumulated.
Trek Owner's Manual
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help to flush any solids left in the line after draining the black tank.
illegal and can be punishable by fines or imprisonment.