REPLACEMENT INSTRUCTIONS
0463 428 001
- 22 -
© ESAB AB 2017
Replacing the cooling fan
1.
Disconnect the fan harness (cables 541 and 542) from connector CN3 on the cooler
board.
2.
Release the cooling fan by bending up the "teeth" in the heat exchanger housing
plate.
3.
Lift out the fan.
4.
Insert the new fan and reinstall in the reverse order. After having bent down the
"teeth" from the heat exchanger housing plate, check that the fan is properly secured.
Replacing the heat exchanger
1.
Remove the fan according to section
“Replacing the cooling fan”
, page 22.
2.
Loosen the hose clips and disconnect the two coolant hoses connected to the heat
exchanger.
3.
Remove the screw connecting the thermal sensor to the heat exchanger inlet.
4.
Remove the nut attaching the heat exchanger to the bottom panel.
5.
Slide the heat exchanger towards the right side of the cooling unit, until it is released
from the two small brackets at the bottom of the heat exchanger.
6.
Lift out the heat exchanger from the cooling unit.
7.
Attach and connect the new heat exchanger in the reverse order. Tighten all joints,
using the correct tightening torques according to the illustration.
