High-Pressure Water System: Bleed-Down Valve; Examine The Bleed-Down Valve For Leaks Or Damage - Hypertherm HyPrecision 50S Operator's Manual

5 – Preventive maintenance

High-pressure water system: Bleed-down valve

Examine the bleed-down valve for leaks or damage

Failure to correct the cause of a leak can cause damage to the water fittings.
CAUTION
Service
Examine the bleed-down valve for leaks or damage
1 O-ring
2 High-pressure seal
3 High-pressure water connection

Weep hole 1 will leak hydraulic fluid. The others will leak water.
Do this task when the pump is running.
1. Remove the pump end panel.
2. Monitor for leaks. Identify the source of a leak and correct the problem. Refer to
Do not attempt to repair a leak with pressure in the system.
WARNING
Use a piece of cardboard or other solid material to check for leaks when the pump is on. Do not
use hands, cloth, paper, or towels.
WARNING
HyPrecision 50S/60S/75S Operator Manual 808690
Interval
Every work shift
1
2
3
4
5
4 Poppet seat
5 Output connection
on page 163.
Leaks
129