Lincoln Electric LN-25 SVM179-B Service Manual page 76

F-32
REMOVAL AND REPLACEMENT PROCEDURE (CONTINUED)
CONTROL BOX
CONTROL BOX COVER
PROCEDURE
1. Perform the Case Removal Procedure.
2. Remove the 5 #10-24 x .50 screws holding
the control box cover to access the contactor
leads. See Figure F.2.
3. Remove the 2 wires on the solenoid coil. See
wiring diagram.
4. Using the pliers remove the gas hose. Be
careful not to damage the hose. See Figure
F.12.
5. Remove the lock nut holding the solenoid.
See Figure F.12.
6. Remove the solenoid from the unit.
7. Install the new solenoid with the attached
hardware.
TROUBLESHOOTING & REPAIR
GAS SOLENOID
FIGURE F.12 – SOLENOID NUT AND HOSE
GAS HOSE
LN-25™ PRO
GAS SOLENOID
8. Reconnect the gas hose.
9. Reconnect the wires to the solenoid coil.
10. Replace the control box cover.
F-32
LOCK NUT