Fronius MTG 250i Bedienungsanleitung Seite 52

Changing the
torch body on a
Multilock wel-
Risk of burns from hot coolant and hot torch body.
ding torch
This can result in severe scalds.
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▶
Risk from incorrect assembly of the welding torch.
This can result in serious damage to property.
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The torch body is in the 0° position when the dowel pin (1) on the hosepack enga-
ges in the locating hole (2) in the torch body.
3
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CAUTION!
Before carrying out any work, allow the coolant and torch body to cool to
room temperature (+25 °C, +77 °F).
Some coolant will always remain in the torch body. Only remove the torch
body with the gas nozzle pointing downwards
CAUTION!
Before fitting a torch body, ensure that the interface between the torch body
and the hosepack is clean and undamaged.
Ensure that the union nut is tightened as far as it will go.
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4