No air pressure on start up

[fred89sp]

Is it possible that the wet tank had no pressure, that the front and
rear brake tanks had pressure and that you did not run the engine long
enough for the wet tank pressure to get high enough to start raising
the pressure in the front and rear brake tanks?


--- In WanderlodgeForum@yahoogroups.com, "dandarst" wrote:
> Started the Cat and no air pressure would build on the gauges or
> suspension (first time ever). Shut cat off and turned on auxiliary air
> compressor. Everything aired up as usual. Shut off auxiliary air
> compressor and restarted cat. Air pressure would build normally.
>
> What is starting to fail?
>
> Thanks.
> dandarst86fc35rbhuntleyil.