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E. Difficulty Starting
1. Worn torch parts (consumables), make sure to turn off the machine before checking
the consumables. Remove and inspect torch shield cup, tip and electrode. Replace
electrode or tip if worn; replace shield cup if there is excessive spatter adhering to it.
F. Arc shuts off during operation; arc will not restart when trigger is pulled
1. Power Supply is overheated (OT light on), let unit cool down for at least 5 minutes.
Make sure the unit has not been operated beyond Duty Cycle limit. Refer to Section 2
for duty cycle specifications.
2. Air pressure is out of range; adjust as needed.
3. Torch consumables worn, check torch shield cup, tip, starter element, and electrode;
replace as needed.
4. Faulty components in unit: return for repair or have qualified technician repair.
G. No air flows; the power light is on; Fan operates
1. Air is not connected or pressure is too low, please check your air connections.
Adjust air pressure to proper setting.
2. Faulty components in unit, return for repair or have qualified technician repair.
H. Torch cuts but low quality
1. Current (A) control set too low, increase current setting.
2. Torch is being moved too fast across workpiece, reduce cutting speed.
3. Excessive oil or moisture in torch, hold torch 1/8 inch (3 mm) from clean surface
while purging the air line. Observe if there is an oil or moisture build up on the clean
surface (do not activate torch). If there are contaminants in the air, additional filtering
may be needed.
Summary of Contents for MicroCut 45 DV
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