ESAB ESP/PCM-150 Arc Starting Modification Troubleshooting instruction

Brand: ESAB

Model: ESP/PCM-150 Arc Starting Modification

Type: Troubleshooting instruction

www.esabna .com

DATE: 11-21-2003 BULLETIN NO:P_03_019

TITLE/ PRODUCT NAME: ESP/PCM-150 Arc Starting Modification

RATING:

_ DIRECTIVE _ _ ALERT

(Action is Required) (Potential Problem)

X_ INFORMATION _X_ PRODUCT IMPROVEMENT

(Action is Optional) (Enhanced Product)

X_ General Distribution _ _ Business Confidential

(Unrestricted) (Restricted Distribution)

PRODUCT SERIES/ MODEL:

ESP/PCM-150 Plasma Cutting systems using PT-26 Plasma Cutting torch.

PCM-150 31589

PCM-150 CE 13410479

ESP-150 0558002677

ESP-150 CE 0558002713

SERIAL NO:

Serial Number starting with Pxx-J227xx

All units with 1900 microfarad capacitors and Kydex filter assemblies

SUMMARY:

Several field reports have indicated arc starting difficulty when attempting to plasma cut with a

preset current of 50 amps.

OPERATIONAL IMPACT:

Improved start consistency and reliability at a cutting current of 50 amps. No effect on other

system operations.

ACTION:

Rework Kydex filter network assembly as follows (reference figure below):

1. Disconnect input power from power source

2. Remove top cover panel

3. Remover right side panel

4. On Kydex filter network assembly, find and cut white jumper wire between R18-2 & R18A-2

using diagonal wire cutters. DO NOT cut the long wire at R18-2

5. Replace right side and top panels.

Cut (remove)

umper between

these two

oints

CONTACT:

ESAB Welding & Cutting Products

Product & Service Information Group

843-664-4416 Phone

843-664-5539 FAX

ESAB ESP/PCM-150 Arc Starting Modification Troubleshooting instruction

ESAB ESP/PCM-150 Arc Starting Modification Troubleshooting instruction

ESAB ESP/PCM-150 Arc Starting Modification Troubleshooting instruction

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