Soap the snot out of the regulator and watch for bubbles,make sure you have
high pressure though. It may be a small hole in the diaphragm that bleeds off
the pressure
On 8/12/2009 2:52:32 PM, maycinc@cs.com wrote:
> I'm still trying to narrow down the air leak on ol' 1343.??
> Here's what I've done so far:
>
> 1. installed a check valve in the control box on the line coming from the
> compressor so
> it's not the compressor or line from it.
> 2. checked all the connections several times with bubble soap - no visible
leaks
> 3. disconnected the line from the tank and put a pressure gauge on it.? Zero
pressure loss after 2 days so it's
> not the tank or the line from it.
> 4.
> It's not the solenoids or the door cylinders because the doors stay up even
after the pressure drops.
>
> It still could be a leaking connection but after 7 years I'm
> thinking it might be the regulator.?? Is there a way to check it?
> Another strange thing is that the pressure drops from 120 lbs to 20 lbs in
> about 6-8 hours then it stays at 20 forever.? So, wherever it's leaking it
takes more than 20 lbs to open the leak.
>
> Marvin
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