ESAB Powercut 900, Instruction Manual, Page: 59 / 72

59
5.0 general
If this equipment does not operate properly, stop work immediately and investigate the cause of the malfunc-
tion. Maintenance work must be performed by an experienced person, and electrical work by a trained elec-
trician. Do not permit untrained persons to inspect, clean, or repair this equipment. Use only recommended
replacement parts.
SECTION 5 MAINTENANCE
WArNINg
WArNINg
BE SUrE THAT THE WALL DISCONNECT SWITCH Or WALL CIrCUIT
BrEAKEr IS OpEN BEfOrE ATTEMpTINg ANY INSpECTION Or WOrK
INSIDE Of THE pOWErCUT.
5.1 Inspection and Cleaning
Frequent inspection and cleaning of the Powercut is recommended for safety and proper operation. Some suggestions for
inspecting and cleaning are as follows:
A. Check work cable for secured connection to workpiece.
B. Check safety earth ground at workpiece and at power source chassis.
C. Check heat shield on torch. It should be replaced if damaged.
D. Check the torch electrode and cutting nozzle for wear on a daily basis. Remove spatter or replace if necessary.
E. Make sure cable and hoses are not damaged or kinked.
F. Make sure all plugs, fittings, and ground connections are tight.
G. With all input power disconnected, and wearing proper eye and face protection, blow out the inside of the
Powercut using low-pressure dry compressed air.
H. Occasionally, bleed all water from the filter beneath the air filter.
WATEr Or OIL OCCASIONALLY ACCUMULATES IN COMprESSED AIr
LINES. BE SUrE TO DIrECT THE fIrST BLAST Of AIr AWAY frOM THE
EQUIpMENT TO AVOID DAMAgE TO THE pOWErCUT.