Hypertherm XPR300 - Install a Proportional Valve

Torch Connect Console
3
XPR300 Field Service Bulletin 809970 107
Install a proportional valve
1. Make sure that the 2 small O-rings are in the new base.
2. Align the arrow on the top of the base with the arrow on the manifold.
3. Use the 2 screws to install the base. Tighten to 1.6 N∙m (14 in∙lb).

Make sure that the stem O-ring is against the brass piece. If not, you can
damage the O-ring.
4. Install the base cover.
5. Install the coil/solenoid.
6. Install the nut. Tighten to 3.3 N∙m (29 in∙lb).
7. Install the connector.
8. Install the screw.
9. Install the control PCB. See Install the control PCB on page 104.
10. Install the manifold-side panel.
11 . Install the top panel.