[C320-list] Drain aqua lift muffler? Engine won't start after charging batteries overnight

Scott Thompson surprise at thompson87.com
Mon Jul 6 14:21:42 PDT 2020


The one time I tried to open the drain the whole thing twisted out of 
the fiberglass. I just screwed it back in. No leaks afterwards.


On 7/3/2020 2:58 PM, Dave Hupe wrote:
>   Several folks have said they have never used the muffler drain.  As I said, I've checked it a couple times when I think I should drain it after extended cranking, but nothing came out.   So, I am wondering if it is plugged up.  Not having the ability to drain it could ultimately lead to a big problem  (flooding the engine by a backup into the exhaust elbow??).
> I may try soon to unthread the whole drain petcock assembly from the muffler to check out  if it is functional and if there is a backup of sediment in the muffler near the drain. Either situation should be fairly easy to remedy (assuming I don't crack the muffler unthreading the assembly.  Installing a new drain petcock probably would be a good idea too if I go to that level of effort.  Anyone have experience with this?
> Comforting to have so many say they also forgot to push the fuel shutoff T-handle back in after shutdown  (and that was why they had hard starting later).
> Dave Hupe
> 1994 C320 (#32)
>
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-- 
Scott Thompson
Surprise, #653



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