q j
Quantity and quality of the coolant
The coolant level is important for the correct operation of the machine. It must always be between the minimum and maximum level indicated on the
trolley. Top up with demineralized water if necessary.
Replace the coolant every 2 years :
1
Switch off the power supply using the switch located at the rear of the machine (OFF position) and disconnect the unit from the mains.
2
Place a bucket (min. 30 l capacity) under the machine drain hole.
3
4
Rinse the inside of the tank with running water to remove deposits.
5
Replace the drain plug. (
6
Fill the tank with coolant (5l : 062511 / 10l : 052246)
7
Turn the power back on (ON position) and check for leaks.
TROUBLESHOOTING
TROUBLESHOOTING
The spot made does not hold or does not
enough
The machine makes a hole in the sheet.
Lack of power
- Fast overheating of the machine.
- Power cable inflation.
- Pump stopping
- Polluted coolant
- Circuit blocked.
Abnormal heating of the gun
Lack of power in the gun
MI300T 220V
:
4 N.m)
The caps are worn out.
The sheets are not clean enough.
The arm selected does not match the one
mounted.
The caps are worn out.
Insufficient air pressure.
The surface is not properly prepared.
Power supply problem.
Caps blackened or damaged.
Incorrect arm locking.
No or poor circulation of the coolant.
Obstruction in the cooling circuit (pinched
pipe)
Incorrect tightening of the chuck.
Gun sheathing loose.
Incorrect positioning of the earth pad.
Poor contact of the earth pad.
Incorrect tightening of the chuck or acces-
sories.
Damaged consumables.
CAUSES
Change the caps.
Check the preparation work.
Check the arm selected in the software.
Change the caps.
Check the air pressure (min. 8 bar)
Prepare/clean the surface to be worked on
Check the stability of the mains voltage
Change the caps.
Refer to the chapter "Assembly and changing
the arms".
Open the cart tank cap and observe the
movement of the coolant and correcrt return.
Check the sheathing between the trolley.
Check that the pump is working properly.
Check the condition of the coolant.
Check the tightness of the chuck, the star
holder chuck, and the condition of the
sheathing.
Replace the sheathing in order for the air
cooling to reach the inside of the gun
Check that the ground pad is in contact with
the right sheet metal.
Check the earth contact
Check the tightness of the chuck and acces-
sories, and the condition of the sheathing
Replace the consumables
Unscrew the drain plug located under the
machine using a 10 mm torx spanner.
(Ref. S6262)
SOLUTIONS
EN
37