Secure the shielding gas cylinder 60,e.g. by using a
securing chain.
 Briefly open the gas cylinder valve 61 several times
in order to blow out any dirt particles present.
 Connect the pressure reducer 64 to the shielding gas
cylinder 60.
 Screw the shielding gas hose 65 onto the pressure
reducer 64 and open the shielding gas cylinder 61.
 Start the "gas test" and set the gas quantity with the
setting screw 66 of the pressure reducer. The gas
quantity is indicated on the flow meter 63.
Rule of thumb:
Gas nozzle size = litres/min.
The cylinder content is indicated on the content ma-
nometer 62.
- 32 -
Before operation
10.15