Disassemble The Bleed-Down Valve - Hypertherm HyPrecision Predictive P-15 Operator's Manual

5 – Preventive maintenance

Disassemble the bleed-down valve

1
2
1 Air fitting
2 Actuator
3 Needle bushing
4 1-11562 Needle
5 1-11043 High-pressure valve seal
Parts, tools, and materials
Clean towels
Isopropyl alcohol
3/4-inch open-ended wrench
1-1/8-inch open-ended wrench
(to hold the valve body)
Wooden dowel
1. Remove the outlet adapter from the valve body.
2. Remove the seat and the flow reducer from the outlet adapter.
3. Remove the actuator from the valve body.
4. Push a dowel through the bottom of the valve body to remove the seal, the needle guide, and the needle.
5. Clean each part with a towel and isopropyl alcohol. Examine all parts for deterioration, corrosion, or damage
HyPrecision Predictive waterjet pump Operator Manual 810120
3
6
4
5
7
8
6 1-14141 Bleed-down valve body
7 1-11010 High-pressure poppet seat
8 1-17336 Air-actuated bleed-down valve flow
reducer
9
Outlet adapter
9
123