Hypertherm XPR300 User Manual

Maintenance
7
244 809480 Instruction Manual XPR300

If an electrode needs replacement because of emitter wear, always
replace the nozzle at the same time as the electrode.
3. If any consumable part needs replacement, refer to Install the consumables on page 133 for the
installation steps.
4. Clean the consumable parts that do not need replacement:
a. Use a clean, lint-free cloth to wipe the internal and external surfaces.
b. Use compressed air to remove debris from internal and external surfaces.

The nozzle retaining cap can retain debris. Make sure to clean it
thoroughly.
Nozzle Erosion or missing material
Blocked gas holes
A center hole that is not circular
Damaged O-rings
Replace the nozzle.
Over-lubricated O-rings Use a clean, lint-free cloth to remove excess
silicone lubricant.
Dry O-rings Apply a thin film of silicone lubricant (027055)
to O-rings that appear dry.
Swirl ring Chips or cracks
Blocked gas holes
Damaged O-rings
Replace the swirl ring.
Dirt or debris Use compressed air to remove dirt or debris.
Replace the swirl ring if you find damage.
Over-lubricated O-rings Use a clean, lint-free cloth to remove excess
silicone lubricant.
Dry O-rings Apply a thin film of silicone lubricant (027055)
to O-rings that appear dry.
Electrode Damaged O-rings Replace the electrode.
Over-lubricated O-rings Use a clean, lint-free cloth to remove excess
lubricant.
Dry O-rings Apply a thin film of silicone lubricant (027055)
to O-rings that appear dry.
Emitter wear
For guidance about how to identify
emitter wear, refer to How to
identify emitter wear on page 249.
Replace the electrode and nozzle.
Inspect Look for Action if found

Hypertherm XPR300 Specifications

General

Brand	Hypertherm
Model	XPR300
Category	Welding System
Language	English