34
• Before carrying out any operation, make sure that the argon cylinder
is closed by the appropriate valve.
Turn off the dispenser using the power switch to O (off) position,
unplug the power cord and turn off all electrical devices that may
harm people.
• Use all means necessary to inform the people in your surroundings
for their safety.
•
If any parts are worn they should be replaced, please use only
original spare parts.
• Do not to change the characteristics of service and safety devices
and always use original spare parts.
Avoid using materials not authorized by the manufacturer.
1.
Replace the nitrogen cylinder when the high pressure gauge marks
10/5 bar. Below this threshold there is no guarantee for the correct
operation of the dispenser.
2.
Make sure the machine is turned off.
3.
Close the supply valves of the regulator (
A
)
A
D
C
E2
E1
F
G
H
I
J
8.11.1 Installation and replacement of argon
cylinders
(models with external cylinder)
Officine Gullo
38
