Section 4
Low Pressure Water System
20479275
9-2010/Rev 02
4-5
If the adjustment screw is turned too far out (counter-clockwise) an internal spring
and relief will fall down inside the pump. If this occurs, the pump must be
removed and the parts must be reinstalled to avoid component damage.
6. Replace the acorn nut, resume normal operation and observe the booster discharge
pressure. Peak pressure should be in the range of 90 to 120 psi (6 to 8 bar). If it is not,
repeat the adjustment procedure.