Thermal Arc ARCMASTER 185 AC/DC, Operating Manual, Page: 45 / 74

ARCMASTER 185 AC/DC
Feb r ua r y 20, 2006
9-1
SECTION 9:
ROUTINE MAINTENANCE
The only r outine maintenance r equi r ed fo r the powe r supply is a tho r ough cleaning and inspection, with the f r equency
depending on the usage and the ope r ating envi r onment.
The unit should be wiped clean as necessa r y with solvents that a r e r ecommended fo r cleaning elect r ical appa r atus.
Tu r n Powe r Switch to OFF befo r e p r oceeding. Inte r nal cleaning of the unit should be done eve r y 6 months by an
autho r ized The r mal A r c Se r vice Cente r to r emove any accumulated di r t and dust. This may need to be done mo r e
f r equently unde r exceptionally di r ty conditions.
CAUTION
Do not blow ai r into the powe r supply du r ing cleaning. Blowing ai r into the unit can cause metal pa r ticles to
inte r fe r e with sensitive elect r ical components and cause damage to the unit.