Miller Maxstar 300 LX Owner's Manual page 47

G. 4T Momentary Operation (DX, LX And All CE Models)
SEL H4E
Current (A)
Initial Slope
Initial Amps
Preflow
P/R
P/R = Push and release trigger; * = Push and releasing during final slope will break the arc and go to postflow
NOTE: For first torch trigger push & release, if trigger is held more than 3 seconds, trigger cycle ends
H. Spot Control Operation (All Models)
SEL SPO
Current (A)
Preflow
P/H
P/H = Push and hold trigger; R = Release Trigger
1
4T Momentary Main
=
Main Amps
P/R
1
=
Timed Spot Weld Amps
1 4T Momentary Meter Display
Select 4T Momentary according to Section 6-2C.
4T Momentary torch trigger operation is as shown.
NOTE: When a remote switch is connected to the welding
power source, use the remote switch to control the weld
cycle. Amperage is controlled by the welding power source.
Application:
Use 4T Momentary trigger method when the functions of a
remote current control are desired, but only a remote on/off
control is available.
P/R
1 Spot Function Meter Display
Select Spot function according to Section 6-2C.
NOTE: While in Spot Control, Sequencer settings are not be
programmable.
NOTE: When a remote switch is connected to the welding
power source, use the remote switch to control the weld
Spot
cycle. Amperage is controlled by the welding power source.
Torch trigger operation is as shown.
Application: Used for tacking and thin sheet joining.
Postflow
R
Final Slope
Final Amps
*
Postflow
P/R
P/R
OM-2222 Page 41