Lincoln Electric 50448 Service Manual page 71

DISASSEMBLY OPERATIONS (continued)
C
E
REMOVAL PROCEDURE
Necessary tools:
- 14mm wrench
- Pincers
- Metal clip 10,5 GER (part number 0656-790-105R)
- Threadlocker liquid
1. Remove main input power from the Wire Feeder.
2. Perform the wire feeder case removal procedure.
3. Disconnect the two gas valve supply leads n° 210 and 213 (A).
4. Using the pincers remove the metal clip (B) and using the 14mm wrench unscrew the couple (C). See Figure 1.
5. Using the 14 mm wrench remove the quick connect coupling (D), see Figure 2, and remove the gas valve from
the wire feeder.
6. Using the 14mm wrench unscrew the couple (E)
For the new gas valve re-assembly operations, make the previous steps in the reverse order, using treadlocker
liquid on couple thread (C), (E) and quick connect coupling thread (D).
GAS VALVE REMOVAL AND REPLACEMENT PROCEDURE
Figure 1
D
A
B
Figure 2