ESAB Cutmaster 120 Operating Manual page 56

ESAB CUTMASTER 120
Optional Two-Stage Filter Element Replacement
The Two-Stage Air Filter has two Filter Elements. When the Filter Elements become dirty the Power Supply will
continue to operate but cut quality may become unacceptable. Refer to Section 6, Parts List, for replacement
filter element catalog number.
1. Shut OFF primary input power.
2. Shut OFF air supply and bleed down system.
WARNING
!
Always turn OFF the air supply and bleed the system before disassembling the Filter Assembly as injury
could result.
3. Loosen the two bolts on the top of the Filter Assembly enough to allow the Filter Elements to move freely.
4. Note the location and orientation of the old Filter Elements.
5. Slide out the old Filter Elements.
6. Slide the replacement Filter Elements into the Filter Assembly, with the same orientation as noted in Step
4 above.
7. Hand tighten the two bolts evenly, then torque each bolt to 20 - 30 in-lbs (2.3 - 3.4 Nm). Improper torque
may damage the gasket.
8. Slowly apply air pressure to the assembly, checking for leaks.
NOTE!
A small amount of air leakage from the bottom fitting is normal.
This completes the parts replacement procedures.
5-8
First & Second
Stage
Cartridges
(as marked)
Optional Two-Stage Filter Replacement
SERVICE
Art # A-02942
Manual 0-5380