Tweco 175 TE Arcmaster - Manual (Page 41)

serVice arc master 175 te
Manual 0-5116 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.
SECTION 5:
SERVICE
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.
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