Hypertherm HyPrecision 15, Operator'S Manual

Page: 101 / 194

HyPrecision15/30/50 Operator Manual 808240 101
5 – Preventive maintenance
Preventive maintenance
Every 12,000 hours
Replace the spacer tubes

To reduce downtime, Hypertherm recommends doing preventive maintenance on both ends of the intensifier at the
same time.

Refer to the Parts lists section, which begins on page 147, for part numbers and ordering information.
Required tools, materials, and parts
11521 Spacer tube
1. Disassemble the intensifier to access the parts. Refer to page 104 for instructions.
2. Discard the used spacer tube.
3. Install a new spacer tube.
4. When all maintenance tasks are complete, reassemble the parts. Refer to page 111 for instructions.
Service the hydraulic center section
The hydraulic center section includes the pistons, plungers, hydraulic cylinder, hydraulic end caps, low-pressure seals,
and proximity switches.
Preventive maintenance on these parts requires special tools. Hypertherm Technical Service Associates are available to
supply information about maintenance, repair, and diagnostic support.
Repair or replace parts identified in the preventive maintenance schedule or if the parts show signs of
deterioration, corrosion, or damage.
Put the parts on a clean, dry, oil-free surface.