The HPD controller is just a boost limiter and thats it. Same for the Tilix and also the Dawes. To control the spool up rate you need to add in a needle valve. This simple bleeds air into the vac...
The HPD controller is just a boost limiter and thats it. Same for the Tilix and also the Dawes. To control the spool up rate you need to add in a needle valve. This simple bleeds air into the vac...
JD7902 I do not have first hand experience with this HPD Boost Controller, but it appears it is only to adjust for max boost without a spool rate means of adjustment.
Guess you want to add the...