MK Products ELECTRIC ARC WELDING EQUIPMENT Manual page 21

Lincoln Electric
L-1
The SP-150 & 200 are interfaced using the WC-1 Weld Control or the Cobramatic Cabinet as follows:
1. Connect the black and white contactor leads extending from the WC-1 or
Cobramatic to the 4-Pin plug located below the wire feed motor. Place the
contactor in the CLOSING CONTACTS position (see Appendix for contactor
information).
2. Plug the 115VAC plug extending from the WC-1 or Cobramatic into a
standard wall outlet (in some cases 115VAC can be found at the fan motor).
3. Tape off WC-1 red and green leads and turn off Posa Start switch as Posa
Start is not used.
four Pin Plug
Cinch-Jones P/N P-304
Lincoln P/N T-10662-1
L-2
The WC-1 Weld Control or the Cobramatic Cabinet can be connected to the SP-250 as follows:
1. Remove the left side panel of SP-250.
2. Splice the black and white contactor leads from the WC-1 or
Cobramatic to the J5 plug located below the wire feed motor;
black to # 325 and white to # 324. Place the contactor in the
CLOSING CONTACTS position (see Appendix for contactor
information).
3. Plug the 115VAC plug from the WC-1 or Cobramatic into a
standard wall outlet.
4. Tape off WC-1 red and green leads and turn off Posa Start switch
as Posa Start is not used.
5. Set the unit on "MANUAL" and adjust the voltage using the "UP &
DOWN" push-button.
Splice Connectors
MK P/N 153-0818
3M P/N 558 (2 req'd)
The PA-G1 Control (P/N 005-0264) can also be connected to the SP-250 as follows:
1. Remove the left side panel of SP-250
2. Splice the red and green contactor leads extending from the
Control to the J5 plug located below the wire feed motor; red to
wire # 325 and green to # 324. The trigger plug on the SP-250
front panel can also be used.
3. Remove the right side panel of the SP-250 and locate red wires
# 202 and # 203 going to plug # J6 on the main P.C. board.
4. Splice the black wire extending from the Control to wire # 202 and
the white wire to # 203.
5. Set the unit on "MANUAL" and adjust the voltage using the "UP &
DOWN" push-button.
Splice Connectors
MK P/N 153-0818
3M P/N 558 (4 req'd)
note: The feeder inside the SP-250 will also be
turned on so disengage the spring tension on
the drive roll.
notes: 1. Proper operation of the PA-G1 kit is
2. Four of the 153-0818 splice connectors are
Weld Control Selector Guide - Page 14
dependant upon the correct input voltage
value.
included in the PA-G1 Control kit.