Read This First - Kemppi MinarcTig Evo 200 Service Manual

Service manual MinarcTig Evo 200 Version 1.1.5. 29.9.2015

1. READ THIS FIRST

230VAC 50/60Hz and 390VDC or higher are inside the machine
Before removing any covers or commencing any testing or measurement disconnect the power source
from the mains voltage
Dangerous DC voltage may still exist after the removal of the input voltage. Machine discharges the volt-
age while it is turned off, but it is always better to ensure this by measuring the voltage
Wait at least one minute for the capacitors to become discharged.
Digital multimeters (later DMM) may give different values depending the specifications they have. For ex-
ample diode measuring values may vary between the DMM models. In this manual Fluke 179 DMM is
used.
This machine has all the control circuits in the primary side and special attention must be considered
while working with the internal parts.
The device may be repaired only by a person legally authorized to perform electric work.
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Kemppi Oy