Lincoln Electric IM10178 POWER FEED 84 U.I. CONTROL BOX - Manual (Page 46)

B-10
OPERATION
Trigger selecTion
To select the trigger type, press the right button until the trigger
LED illuminates.
Rotate the center knob clockwise for 4-step trigger or counter-
clockwise for 2-step trigger.
Note that different trigger types may be stored in the memories.
For example, memory 1 may use a 2-step trigger and memory 3
may use a 4-step trigger.
When using A-B Dual Procedure, both A and B procedures must
be the same trigger type.
POWER FEED 84, POWER FEED 84 DUAL
2-Step Trigger