Hypertherm HyPrecision 15, Operator'S Manual

Page: 114 / 194

114 HyPrecision15/30/50 Operator Manual 808240
5 – Preventive maintenance
Preventive maintenance
3. Put the backup ring and the O-ring on the seal housing. The backup ring should be positioned closer to the wide end
of the seal housing. The O-ring should be positioned closer to the narrow end of the seal housing.
4. Put the plunger bearing on the plunger and push it into the end cap.
5. Put a small quantity of hydraulic fluid on the inside and the outside of the rod seal.
6. Put the rod seal onto the plunger with the wider side toward the end cap.
Do not push the rod seal into the end cap.
1
2
1 Backup ring 2 O-ring