Miller Electric MOG-200C Owner's Manual page 13

CAUTION
ARCING can damage switch.
Do not change position of any Amperage control or switch while welding or under load.
Arcing inside switch can damage contacts, causing switch to fail.
1
In Example:
Total Amperage Output = 122.5 A
(100 A + 20 A + 2.5 A)
Install &
Connect Electrode
Equipment
Begin Welding
Figure 4-6. Sequence Of Shielded Metal Arc Welding (SMAW)
Install & If Applicable,
Connect Install High-
Equipment Frequency Unit
Turn On
Shielding Gas
Figure 4-7. Sequence Of Gas Tungsten Arc Welding (GTAW)
3
Figure 4-5. Amperage Controls
Select Put On
Personal Safety
Equipment
Select
Tungsten
If Applicable,
Turn On High- Welding Power
Frequency Unit
2
Set Controls
Insert
Tungsten Personal Safety
Into Torch
Turn On
Begin Welding
Source
1 Coarse Amperage Control
Use control to select coarse weld
amperage output.
To set amperage using only the
Fine Amperage control, place
Coarse Amperage control in Off po-
sition.
2 2-1/2 Ampere Switch
(Optional)
Use switch to add 2-1/2 amperes to
weld output.
To add 2-1/2 amperes to weld out-
put, place switch in On position.
3 Fine Amperage Control
Use control to add amperage, in 5
ampere steps, to weld output.
Insert Turn On
Electrode Welding Power
Into Holder Source
Put On
Set Controls
Equipment
OM-805 Page 7
warn5.1* 2/93
ssb7.1 9/92
ssb8.1* 12/92