Fronius TransSynergic 5000 - Insufficient Torch Cooling (FK 4000;FK 4000 R)

24
Insufficient torch
cooling (FK 4000/
FK 4000 R)
Start
Cooling unit set-up
settings switched to
OFF?
Switch set-up settings
to AUTO or ON
Yes
No
Sufficient coolant?
Top up coolant; vent
cooling unit
No
Yes
Coolant pump blo-
cked?
Use a screwdriver to
turn the pump shaft;
if coolant pump is stiff,
change it;
Check securing
device F1
Yes
No
+24V available from
X1/4 - X1/3?
Check cable harness;
Change UST
No
Yes
Fan turning?
Change fan
No
Yes
Relay K1 can be
accessed?
Change relay K1
No
Yes
Check torch trigger/
cabling
BRT LED flashes
when torch trigger
pressed?
No
Change SR 41
Yes
End
A
No or incorrect
wirefeed speed
(continued)
B