25
EN
Putting the cooling unit into service
Connect welding
torch with power
source
Connect welding torch with power source (see operating instructions “Power Source“).
Guarantee provi
-
sions regarding
the coolant pump
The coolant pump may only be used with original coolant supplied by the manufacturer. Do
not allow the coolant pump to run dry (even for a very short time), as this will destroy the
coolant pump. The manufacturer accepts no liability for damage caused in such cases.
Information on
the coolant
Only use original Fronius coolant for the filling of the cooling unit. Other antifreezers cannot
be recommended due to their electric conductivity and compatibility.
Fill cooling unit
IMPORTANT!
The cooling unit is delivered without coolant.
The coolant is delivered separately in a 5l can. Fill in the coolant before you start cooling
unit operation!
Filling of coolant:
Switch mains switch of the power source in position “O“
Unscrew screw cap
Fill in coolant
Screw screw cap again - the cooling unit is ready for operation
NOTE!
When the cooling unit is filled with the coolant for the first time, it is required to
purge the cooling unit before the start-up.
.
Purge cooling
unit
Purge the cooling unit
-
after the first filling,
-
if there is no coolant circulation although the cooling pump works.
Purge cooling unit:
Plug in mains plug or connect power supply
Switch mains switch in position “I“ - the cooling unit is ready for operation
Shift back safety ring on the plug-type connection of water flow - black
Disconnect water flow hose
Press in carefully and hold conical nipple in the centre of the plug-type connection of
the water flow by means of a wooden or plastic pin
Release conical nipple as soon as liquid penetrates
Reconnect water flow hose
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