ESAB Cutmaster 80 - Power Supply Basic Parts Replacement

ESAB CUTMASTER 80
SERVICE Manual 0-5396
5-6
5.06 Power Supply Basic Parts
Replacement
!
WARNING
Disconnect primary power to the
system before disassembling the
torch,leads,orpowersupply.
This section describes procedures for basic parts
replacement. For more detailed parts replacement
procedures,refertothePowerSupplyServiceManual.
A. Cover Removal
1. Remove the NOTE screws which secure the
covertothemainassembly.Donotloosenthe
lower screws inside the cut out slots in the bottom
ofthecover.
Upper
Screws
Lower
Screws
Lower
Screws
Art # A-07947
Slots
2. CarefullypulltheCoverupandawayfromthe
unit.
B. Cover Installation
1. Reconnectthegroundwire,ifnecessary.
2. Placethecoverontothepowersupplysothat
slotsinthebottomedgesofthecoverengage
the lower screws.
3. Tighten lower screws.
4. Reinstall and tighten the upper screws.
C. Filter Element Assembly Replacement
The Filter Element Assembly is in the rear panel. For
bettersystemperformance,thelterelementshouldbe
checked per the Maintenance Schedule (Subsection
5.02),andeithercleanedorreplaced.
1. Removepowerfromthepowersupply;turnOFF
the gas supply and bleed down the system.
2. Removethesystemcover.See"ACoverRe-
moval"inthissection.
3. Locatetheinternalairlineandthettingfrom
thelterassembly.Number1inthefollowing
illustration.
4. Hold a wrench or similar tool against the locking
ringonthelterassemblytting,then pull on
thehosetoreleaseit.(Numbers2and3inthe
following illustration).
Art # A-07989
1
2
3
4
5
6mm
5. Removethettingfrom the lter element as-
sembly by inserting a 6 mm hex wrench into the
internalhexttingandturningitcounterclock-
wise (left). Numbers 4 and 5 in the previous
illustration.