5 Maintenance
5.1 Basic Troubleshooting Guide
WARNING
There are extremely dangerous voltage and power levels present inside this unit. Do not attempt to
diagnose or repair unless you have had training in power electronics measurement and
troubleshooting techniques and are an authorized repairer.
5.1.1 Basic trouble shooting
A. Turn on the machine, the power indicator lights up, but both the fan and the air control valve are
non-operational.
1.
No power- Please check the input power and plug-connect it correctly.
2.
The
main board in the machine is broken.
Please contact an authorized repairer.
B. Turn on the machine, the TIP/TORCH/AIR indicator lights up.
1.
Air pressure is too low. Adjust the air pressure to 65psi/4.5bar. The Barometer indicate to
0.45~0.5MPa.
C. Turn on the machine, the TIP/TORCH/AIR indicator lights up.
1.
The shield cup is not fitted correctly. Turn off the power source, install and screw it on properly, then
turn on the power source.
2.
The Tip or electrode is not fitted correctly. Turn off the power source, and install and screw the shield
cup on correctly, then turn on the power source.
D. The temperature indicator lights up after the machine is working for a short time.
1.
Air flow blocked, check for blocked air flow around the unit and correct condition.
2.
Fan blocked, check and correct condition.
3.
The machine is over-heated, let it cool down for at least 5 minutes. Make sure the machine has not
been operated beyond the Duty Cycle (refer to technology parameters in Section 2).
4.
Input voltage over the normal range-choose the correct voltage (refer to technology parameters in the
Section).
5.
Faulty components in the machine -return for repair or have an authorised technician repair per
Service Manual.
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Summary of Contents for ARCOCUT G-100i
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