Table 30 - Inspection, preventive maintenance, and cleaning tasks
Maintenance task or activity Daily Weekly Monthly Every 6
months
Do a test of the inlet pressures X
Examine all of the air filters X
Do a check of the coolant level and condition X
Examine and lubricate O-rings X
Examine the water tube and torch X
Examine hoses, cables, and leads X
Do tests for gas leaks X
Do a check of the coolant flow X
Clean inside the plasma power supply X
Examine the contactors X
Examine the pilot-arc relay X
Examine the coolant system X
Do the coolant flow test X
Examine the gas line connections X
Examine the hoses X
Examine the cables X
Examine the ground connections X
Examine the table-to-workpiece connection X
Replace the coolant and coolant filter, and clean and examine
the pump screen and coolant check valve
X
Daily inspections
Always do these tasks at least once daily, before system operation.
■
Examine the gas regulators on page 250
■
Examine the shield water regulator (if applicable) on page 250
■
Examine the connections and fittings on page 251
■
Remove the torch and consumable parts on page 143
■
Examine the torch lead on page 259
Maintenance
7
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811530 Instruction Manual XPR460
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