ESAB EPP-200, Instruction Manual

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29
SECTION 6 TROUBLESHOOTING
WARNING
WARNING
Electric Shock Can Kill!
Ensure all primary power to machine has been externally
disconnected.
0QFOMJOF XBMMTXJUDICFGPSFBUUFNQUJOHJOTQFDUJPOPSQFSGPSNJOH
XPSLJOTJEFUIFQMBTNBDPOTPMFPSQMVNCJOHCPY
Capacitors Can Store High Voltages.
Disconnecting plasma console does not ensure capacitors are de-
energized.
Ensure console capacitors are grounded after removing power and
prior to performing maintenance.
6.2 Procedure
4IVUNBJOQPXFSTXJUDIPOUIFDPOTPMFUP0''QPTJUJPO
%JTDPOOFDUNBJOQPXFSMJOF XBMMTXJUDI
$IFDL GPS PCWJPVT FYUFSOBM TFUUJOHT TXJUDIFT BOE FYUFSOBM
connections.
*GBQSPCMFNJTGPVOEDPSSFDUBOEQSPDFFEXJUIOPSNBMPQFSBUJPOT
*GOPUSFNPWFTJEFQBOFMT
(Reminder: Power must be disconnected
before removing any covers.)
1FSGPSNBWJTVBMJOTQFDUJPOPGJOUFSOBMDPNQPOFOUT$IFDLGPS
t -PPTFPSCVSOFEXJSJOHBOEDPNQPOFOUT
t 4FDVSFUFSNJOBMDPOOFDUJPOT
t #VMHFEPSMFBLJOHDBQBDJUPST
t 0UIFSTJHOTPGEJTDPMPSBUJPO
Refer to the troubleshooting guide for identi fi cation of many
problems, possible causes and remedies.
Reference wiring diagrams and schematics are found in the last
part of this section
.
6.1 Introduction