PT-36 Mechanized Plasmarc Cutting Torch Instruction Manual

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section 5Maintenance4. Unscrew nozzle retainer and pull nozzle straight out of torch body. Inspect insulator portion of the nozzleretainer for cracks or chipping. Replace if damaged.Inspect nozzle for:• melting or excessive current transfer.• gouges from internal arcing.• nicks or deep scratches on the O-ringseating surfaces.• O-ring cuts, nicks, or wear.• Remove tungsten particles (from thenozzle) with steel wool.Torch BodyNozzle Retaining CupReplace if any damage is found.NozzleNOTE:Discoloration of internal surfaces and small black starting marks are normal and do not effect cuttingperformance.If the holder was tightened sufficiently, the electrode may unscrew without being attached to the electrodeholder. When installing the electrode, use only sufficient force to adequately secure the electrode.5. Remove electrode using electrode removal tool.6. Disassemble electrode from electrode holder. Insert flats on the holder into a 5/16" wrench. Using the electrodetool, rotate electrode counter-clockwise to remove. Replace electrode if center is pitted more than0.06" (1/16") or if the flat has become irregular in shape or is worn to a larger diameter.Torch BodyNote:The electrode has two usable ends. Whenone end is worn, flip electrode to other endfor continued use.ElectrodeElectrode Removal ToolCollet BodyElectrode/Collet HolderElectrode, Tungsten158
section 5Maintenance7. Remove electrode holder from torch body. Hex on the end of the electrode holder removal tool will engagein a hex in the holder.Torch BodyElectrode HolderRemoval Tool8. Disassemble electrode holder and gas baffle. Carefully remove O-ring from electrode holder and slide bafflefrom holder. Inspect nozzle seating surface (front edge) for chips. Look for cracks or plugged holes. Do notattempt to clear holes. Replace baffle if damaged.NOTE:Check all O-rings for nicks or other damage that might prevent O-ring from forming a gas/water tightseal.Electrode HolderGas BaffleO-ring (located underneath baffle)Pull Gas Baffle backto remove and accesso-ring159
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Page 6 and 7: section 1safety precautionsWARNINGW
Page 8 and 9: section 2DEscription2.4 Optional Ac
Page 10 and 11: section 2DEscriptionPT-36 600A Star
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Page 14 and 15: section 3INstallation3.1.2 Connecti
Page 16 and 17: section 4operationWARNINGExplosion
Page 18 and 19: section 4operationcautionBefore att
Page 20 and 21: section 4operation4.2.4. Surface Fi
Page 22 and 23: section 4operation4.3 Torch Flow Pa
Page 24 and 25: section 5Maintenance5.2 Torch Front
Page 26 and 27: section 5Maintenance7. Remove elect
Page 30 and 31: section 5Maintenance5.4 Assembly Of
Page 32 and 33: section 5Maintenance3. Screw electr
Page 34 and 35: section 5Maintenance5.7 Removal and
Page 36 and 37: section 5Maintenance4. To install t
Page 38 and 39: section 5MaintenanceChecking for Co
Page 40 and 41: section 5Problem: Failure to startS
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PT-36 Mechanized Plasmarc Cutting Torch Instruction Manual

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