FABRICATOR 210
June 19, 2006
7-3
7.04 Logic and Control Tests
A. Depress Gun Switch and observe the following:
1. Gas flows
2. Contactor energizes
3. Feed Roll Turns
B. Release Gun Switch
1. Gas flow stops
2. Contactor de-energizes
3. Feed Roll stops
C. Set WELD MODE SELECTOR SWITCH to position "4T".
Depress Gun Switch and observe the following:
1. Gas flows
2. Contactor energizes
3. Feed Roll Turns
D. Release GUN switch
1. Gas continues to flow
2 Contactor remains energized
3. Feed roll continues to turn
E. Depress Gun Switch
1. Gas flow stops
2. Contactor de-energizes
3. Feed Roll stops
F. Set WELD MODE SELECTOR SWITCH to position "2T".
Set BURNBACK CONTROL potentiometer to maximum
position. Depress Gun Switch and observe the
following:
1. Gas flows
2. Contactor energizes
3. Feed roll turns
G. Release Gun Switch
1. Feed Roll stops immediately
2. After 1 ½ seconds
a. Gas flow stops
b. Contactor de-energizes
H. Set BURNBACK CONTROL potentiometer to minimum.
Set MODE SELECTOR SWITCH to SPOT position
1. Depress Gun Switch
a. Gas Flows
b. Contactor energizes
c. Feed Roll turns
d. After .5 seconds
1. Gas flow stops
2. Contactor de-energizes
3. Feed Roll stops
I. Set WELD (SPOT/STITCH) TIMER CONTROL to
Maximum position (4)
1. Depress Gun Switch
a. Gas flows
b. Contactor energizes
c. Feed roll turns
d. After 12 seconds
1. Gas flow stops
2. Contactor de-energizes
3. Drive roll stops
J. Set MODE SELECTOR SWITCH to STITCH position.
Set WELD (SPOT/STITCH) TIMER CONTROL to
minimum.
1. Depress Gun Switch
a. Gas Flows
b. Contactor energizes
c. Feed Roll begins a cycle of turning for .5
seconds then stop turning for .5 seconds
2. Released Gun Switch
a. Gas flow stops
b. Contactor de-energizes
c. Feed Roll stops
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