ESAB Powercut 875 Manuel D'instruction page 205

sectIon 5
5.1 General
If this equipment does not operate properly, stop work immediately and investigate the cause of the malfunction. Main-
tenance work must be performed by an experienced person, and electrical work by a trained electrician. Do not permit
untrained persons to inspect, clean, or repair this equipment. Use only recommended replacement parts.
warnInG
5.2 InspectIon and cleanInG
Frequent inspection and cleaning of the PowerCut 875 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
875 using low-pressure dry compressed air.
H. Occasionally, bleed all water from the filter beneath the air filter-regulator.
cautIon
Be sure that the wall dIsconnect swItch or wall cIrcuIt
Breaker Is open Before attemptInG any InspectIon or work
InsIde of the powercut 875.
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 875.
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maIntenance