Wire-
feeder
doesn’t
work
Wire reel
doesn’t
work
Control circuit damaged
Check the board
Wire reel
works
The press wheel is loosen
or weld wire skids
Press it tightly again
The wheel doesn’t fit with
the diameter of weld wire
Change the wheel
Wire reel damaged
Change it
Wire feed pipe is jammed
Repair or change it
Tip is jammed because of
splash
Repair or change it
5
No striking arc and no
output voltage
Output cable is connected
mistakenly, or loosen
Screw it down or change it
Control circuit damaged
Check the circuit
6
Welding stops, and alarm
light is on
Machine has self-
protection
Check over-voltage, over-current,
over-temperature, lower-voltage and
over-temperature, and solve it
7
Welding current is run
away and can be not
controlled
The potentiometer
damaged
Check or change it
The control circuit
damaged
Check the circuit
8
The crater current can be
not adjusted
The PCB damaged
Check it
9
No post-gas
The PCB damaged
Check it
Summary of Contents for Ronch Weld 200MP
Page 1: ...SERIES 200MP 250MP MULTIPROCESS ...
Page 11: ...3 Installation ADJUSTMENT 3 1 Parameters Model Parameters MULTIMIG 200 PFC MV ...
Page 16: ...4 OPERATION 4 1 Layout for the front and rear panel ...
Page 24: ... 5 3 Electrical Schematic drawing ...
Page 25: ...25 200MP 250MP MULTIPROCESS ...