Draining the Black Water Tank on a Coach with a Macerator Waste System
1. Make sure the black and gray water dump valves are closed.
2. Point the hose nozzle upward, and remove the nozzle cap.
3.
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Insert the nozzle into the sewer connection.
4. Open the gray water dump valve, and run the macerator pump for a few seconds to confirm that the system is
operating correctly.
If there is a problem with the connection, or if the system is not functioning correctly, the macerator may need
to be cleaned or serviced.
5. Shut the gray water dump valve, and turn off the pump switch once you have determined that there are no
problems.
6. Open the black water dump valve, and turn on the macerator pump switch.
7. Monitor the tank as it empties. The pump with run louder when the tank is empty.
8. Turn off the pump switch once the tank is empty.
9. Flush the black tank, and operate the macerator while it is flushing.
10. Turn off the flush system, then turn off the macerator.
11. Close the black water dump valve.
12. Add tank chemicals and the amount of water recommended by the chemical manufacturer.
13. Drain the gray tank next to help flush out the macerator and sewer hose.
How to Drain the Gray Water Tank
1. Open the gray water dump valve.
2. Turn on the pump switch.
3. Monitor the tank as it empties. The pump will run louder when the tank is empty.
4. Turn off the pump switch once the tank is empty.
5. Close the gray water dump valve.
6. Place the cap on the hose and store it.
7. Add tank chemicals and the amount of water recommended by the chemical manufacturer.
Holding Tank Rinse - No Fuss Flush
This unit may be equipped with a flushing system for the
holding tanks. When draining your sewer tank, attach a
water
hose to the sewer spray hookup. After the tank is
drained,
leave the gate valve open, and open the water
valve to allow
water to spray inside the sewage tank.
Allow
the water to
rinse the tank for a minimum of three to
five minutes to
ensure it is clean. This shoudl flush the inside of the tank of
any debris that may be left inside.
