REPLACEMENT INSTRUCTIONS
0463 428 001
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© ESAB AB 2017
Replacing the cooler board
1.
Disconnect the cables from the following connectors on the cooler board (clockwise
from the left): CN12, CN1, CN9, CN2, CN3, CN4 and CN5.
2.
Loosen the earth connection screw in the upper left corner of the board.
3.
Detach the cooler board from the snap fittings, using a pair of flat pliers, and remove
the board.
4.
Locate the insulation sheet on the back of the new cooler board, attach the new
board to the snap fittings and reconnect all cables to the afforementioned connectors.
Fasten the earth connection screw using the correct tightening torque according to
the illustration. Finally fold down the insulation sheet in front of the cooler board.
5.
Update the welding equipment software with the latest version (see the "SOFTWARE
UPDATE AND CONFIGURATION" chapter in the
power source
service manual).
Replacing the coolant
1.
Flush the cooling system via the red coolant return connection.
NOTE!
Flushing can
only
be performed via the red connection.
2.
Drain the coolant tank manually, i.e. empty it via the coolant filling hole.
3.
Fill new coolant into the tank, using ESAB's ready mixed coolant (see the
"ACCESSORIES" chapter in the instruction manual). Follow the instructions
regarding coolant filling and torch installation in the "INSTALLATION" chapter in the
instruction manual!
