tbran Guest May 7, 2004 #1 Shim the HP releif. This MUST be higher than the sandby. Make sure it is done correctly.
sidewinder Guest May 7, 2004 #2 Sometimes you can get away by shimming the relief valve spring with a dime. On a 2250psi system it usually increases the pressure about 250 plus or minus a lil. hope this helps, Ed
Sometimes you can get away by shimming the relief valve spring with a dime. On a 2250psi system it usually increases the pressure about 250 plus or minus a lil. hope this helps, Ed