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3.0
CONTROLS, POSITION AND FUNCTIONS
3.1
FRONT PANEL
Picture 1.
3 3 3 3
2 2 2 2
5 5 5 5
6 6 6 6
1.
Connect the earth lead to the work piece to the negative ter-
minal (-) (Ref. 6 - Picture 1 Page 5.)
2.
Connect the torch lead to the positive terminal (+) (Ref. 5 -
Picture 1 Page 5.).
ENSURE THAT THESE CONNECTIONS ARE WELL TIGHT-
ENED TO AVOID POWER LOSS AND OVERHEATING.
3.
Use control knob (Ref. 2 - Picture 1 Page 5.) to regulate
welding current.
4.
Illuminated switch (Ref. 1 - Picture 1 Page 5.) must be ON
(lamp light) before welding operations can be started.
5.
Illumination of the yellow LED (Ref. 3 - Picture 1 Page 5.) on
the front panel indicates a fault which prevents the equipment
from functioning.
The yellow LED indicates two fault types:
CONTROLS, POSITION AND FUNCTIONS
1 1 1 1
5 EN
1.
overheating caused by an excessively intense duty cycle. In
this case, stop welding and leave the power source switched
on until the LED switches off.
2.
power supply too high/too low.
In this case, wait till the LED switches off, indicating normali-
sation of the supply voltage and then resume welding.
4.0
MAINTENANCE
DISCONNECT POWER BEFORE MAINTENANCE. SERVICE
MORE OFTEN DURING SEVERE CONDITIONS.
Every three (3) months, perform the operations below:
1.
Replace unreadable labels.
2.
Clean and tighten weld teminals.
3.
Replace damaged gas hose.
4.
Repair or replace cracked cables and cords.
Every six (6) months, perform the operation below:
Blow out the inside of the unit. Increase frequency of cleaning
when operating in dirty or dusty conditions.
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