Hypertherm RT60 Retrofit Torch - Manual (Page 44)

MAINTENANCE AND PARTS
RT60 / RT60M Operator Manual 5-3
0
Inspect Consumables
Nozzle
Center hole Good Worn Replace
Roundness of through hole
Center surface Maximum pit depth Replace
1/32 inch (0.8 mm)
Electrode
Part Check For Action
External surfaces Damage or debris Replace
Central bore (I.D.) Does electrode slide easily? Replace
Gas holes Blocked holes Replace
Swirl Ring
External surfaces Damage or wear Replace
Dry surface Apply a thin film
of Hypertherm
grease (Part No.
027055)
Torch O-ring
Max. 1/32 inch
( 0.8 mm)