Elettro CF Plasma Cutter 56 Manuel D'instructions page 10

Inspect the consumables
Consumable part
Insulating diffusor
O-ring for torch
Examine
The centre hole for roundness.
The space between the shield cup
Shield cup
and the nozzle for accumulated
debris.
The centre hole for roundness.
Nozzle
Good
The centre surface for wear and verify
the pit depth
Electrode
The internal surface of the diffusor for
damage or wear and the gas holes for
obstructions.
The surface for damage, wear or a
lack of lubrication.
head
Worn
Maximum 1.5 mm
10
Action
If the hole is no longer round, replace the
shield.
Remove the shield cup and clean any
material away.
If the centre hole is not round, replace the
nozzle and the electrode together.
If the surface is worn or the pit depth is
greater than 1.5 mm deep, replace the
nozzle and the electrode together.
Replace if the internal surface is damaged or
worn or any of the gas holes are obstructed.
If the o-ring is dry, lubricate it and the
threads with a thin layer of silicone lubricant.
If the o-ring is cracked or worn, replace it.