Villager VWM 200 Combo Original Instruction Manual page 38

Villager
6．Welding current or voltage cannot be adjusted
7．Welding current or voltage isn't stabilized
8．Heater is not working
Photos and illustrations in this guide may differ from the original product!
The secondary rectifier of
transformer is possibly damaged.
The feed back circuit is possibly
damaged.
Possible unavailability of the
connection of switch.
The main control PCB is out of order. Change the control PCB
Pressure in the pressure roll is not
enough.
Gas flow rate is not enough.
Circuits are possibly damaged.
Possible capacitors are possibly
damaged.
Possible unavailability of
connection inside this welding
machine.
Possible disconnection of earth
cable, or unavailability of
connection of the earth cable and
workpiece.
Fuse is blown out.
Heater is out of order.
VWM 200 Combo (GB)
Check and Replace it if
necessary.
Check and Replace it if
necessary.
Check and Reconnect it.
Adjust the pressure roll.
Adjust the gas flow rate.
Check and replace them if
necessary.
Replace them if necessary.
Check and reconnect if
necessary.
Check and reconnect if
necessary.
Change the fuse.
Change Heater.