HyPrecision 50S/60S/75S Operator Manual 808690 73
5 – Preventive maintenance
Preventive maintenance
Every
500
hours
Every
1,000
hours
Every
2,000
hours
Every
3,000
hours
Every
6,000
hours
Every
12,000
hours
High-pressure water system: Intensifier (page 96)
These procedures require disassembling the intensifier (page 97).
To reduce downtime, Hypertherm recommends doing preventive maintenance on both ends of the intensifier at
the same time.
Repair the check valves and the low-pressure
poppets
page 107
Repair the high-pressure cylinders
page 109
Replace the high-pressure seal backups
page 114
Replace the hydraulic rod seals
page 114
Replace the seal housing O-rings
page 114
Replace the seal housing O-ring backups
page 114
Replace the high-pressure hoops
page 117
Replace the high-pressure water seals
page 117
Replace the check valve O-rings
page 117
Replace the low-pressure poppets
page 117
Replace the high-pressure poppet assemblies
page 124
Replace the check valves
page 117
Replace the low-pressure poppet baskets
page 117
Replace the indicator pin spring
page 112
Replace the plunger bearings
page 114
Replace the high-pressure cylinders
page 117
Replace the indicator pin
page 112
Replace the seal housings
page 114
Replace the output adapters
page 124
Replace the spacer tubes
page 117
Repair the hydraulic center section
page 111