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Timothyd1207's avatar
Timothyd1207
Explorer
Mar 15, 2020

Black water tank completely full and won't drain. Help pls.

2006 heartland bighorn Our black water tank is completely full, and I cannot get it to drain. We just had a baby and were gone 6 days. I had already been so busy with work I hadn't drained it like...
Fulltimers's avatar
Fulltimers
Explorer
Mar 16, 2020
Get one of these. CAP

Attach to tank
Attach hose
open valve
Turn water on to dislodge clog
turn water off
close valve
remove cap, have a bucket handy because a little yuck will come out
attach sewer hose
try to drain tank

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