Tweco 175 SE Arc Master - Manuel (Page 37)

SERVICE ARC MASTER 175 SE
Manual 0-5054 5-1 SERVICE
5.01 Routine Maintenance and
Inspection
The only routine maintenance required for the power
supply is a thorough cleaning and inspection, with the
frequency depending on the usage and the operating
environment.
!
WARNING
There are extremely dangerous voltages and power levels
present inside this product. Disconnect primary power at
the source before opening the enclosure. Wait at least two
minutes before opening the enclosure to allow the primary
capacitors to discharge.
To clean the unit, open the enclosure and use a vacuum
cleaner to remove any accumulated dirt and dust. The unit
should also be wiped clean, if necessary; with solvents that
are recommended for cleaning electrical apparatus.
CAUTION
Do not blow air into the power supply during cleaning.
Blowing air into the unit can cause metal particles to
interfere with sensitive electrical components and cause
damage to the unit.
SECTION 5:
SERVICE
Warning!
Disconnect input power before maintaining.
Each Use
Visual check of
regulator and pressure
Visual check of torch
Consumable parts
Weekly
Visually inspect
the torch body
and consumables
Visually inspect the
cables and leads.
Replace as needed
3 Months
Clean
exterior
of power supply
6 Months
Replace all
broken parts
Bring the unit to an authorized
Thermal Arc Service Centre
to remove any accumulated dirt
and dust from the interior.
This may need to be done more
frequently under exceptionally
dirty conditions.
Maintain more often
if used under severe
conditions
Art # A-08549_AC