Contact tip and nozzle on the torch have to be cleaned regularly and
changed if required. Contact tips must be in good condition, longer tips
generally give better results.
NOTE:
The above recommended maintenence periods are indicative, these may vary according to the
work shop conditions.
Ÿ
If the Thermal Protection LED
(3)
lights up while cooling fan is working and the machine doesn't weld; machine
maybe overheated and stopped for auto protection due to overheat. Hot weather or working in high current
values for long time may cause this. Let the machine on for a while in order to cool down itself with the cooling
fan. After it cools enough, Thermal Protection LED
(3)
fades away and the machine can weld.
Ÿ
When the Power LED
(2)
green is lighting, cooling fan is working but the machine does not weld; turn off the
machine for 1 minute then turn it on again and try to weld. If it still doesn't weld, contact to your authorized
technical service.
Ÿ
If the cooling fan is working but the power LED
(2)
color is yellow. Then the mains input is at low voltage, In this
case close the machine. Wait 30 sec. after yellow led is turned off. Then start the machine again. If you see the
yellow led is lighting then make control of your mains input. If there is not a problem with your mains voltage
then contact to your authorized technical service. If the mains voltage is low, output current of machine can be
set to 130A maximum.
28
Clean the labels on the
machine, replace the worn
out labels.
Repair or replace the worn
out welding cables.
Clean and tighten the weld
terminals.
Check isolation of the
electrode holder,
earth
clamp
and their cables.
Open the covers of the
machine and clean with
dry air.
Strictly follow the instructions contained in safety rules while servicing the
machine.
Before removing any screw on the machine for maintenance, power
supply must be disconnected from the electric lines and enough time
should be allowed for capacitor discharging.
MONOSTICK 200i PFC
3.2 NONPERIODIC MAINTENANCE
3.3 TROUBLESHOOTING
3. MAINTENANCE AND TROUBLESHOOTING
MAINTENANCE AND TROUBLESHOOTING
3.1 PERIODIC MAINTENANCE
OR
ONCE IN EVERY 3 MONTHS
ONCE IN EVERY 6 MONTHS
