Miller 301577 Benutzerhandbuch - Seite 17

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Miller 301577 Benutzerhandbuch

6-3. Shielding Gas

6-4. Coolant Supply For Water-Cooled Models Only

Application
Coolant
*MILLER coolants protect to -37
2
1
3
3
2
GMAW Or Where Coolant
Contacts Aluminum Parts Or
Where HF* Not Used
MILLER Aluminum Protecting
Coolant No. 043 809*;
Distilled Or Deionized Water OK
°
°
Above 32
F (0
C)
°
°
F (-38
C) and resist algae growth.
1
Requirement of Coolant Supply
Water-Cooled Models Only
Minimum flow rate: 0.3 G/min (1.14 L/min)
Minimum inlet pressure: 40 psi (276 kPa)
Maximum inlet pressure: 70 psi (483 kPa)
Minimum cooling power: 6820 BTU/hr (2 kW)
1
Shielding Gas Cylinder
2
Valve
3
Gun Trigger
Open valve on cylinder just before
welding.
Gun trigger turns weld output and
gas flow on and off (see Section
6-1).
Close valve on cylinder when
finished welding.
Ref. 151666-F / 285543-A
.
Do not loosen head tube with
cooler running.
1
Coolant Supply
2
Coolant "In"
3
Coolant "Out"
See table below for coolant
guidelines.
Turn On coolant supply before
welding.
Turn Off coolant supply when
finished welding.
Ref. 150755-A
OM-285555 Page 13