Tweco VAF4HD Transmig - Manual (Page 39)

TRANSMIG VAF4HD
Manual 0-5269 3-21 INSTALLATION, OPERATION AND SETUP
4. Disconnect the gas hose.
a. Remove the hose clamp over the gas hose.
b. Remove the gas hose from the Tweco No. 4 MIG Torch Adaptor and solenoid.
5. Loosen the two M6 Thumb Screws and remove the Finger Guard. Swing the Pressure Adjusting Knob
down and the Pressure Roll Arm automatically springs up.
6. Remove M10 lock washer and M10 lock nut securing Tweco No. 4 MIG Torch Adaptor.
7. Loosen M6 × 14 screw securing Tweco No. 4 MIG Torch Adaptor to wirefeed plate and remove the adaptor.
Remove the Thumb Screw as shown in Figure 3-15. Keep the two screws for future use.
Welding Cable
Gas Hose
Hose Clamp
Hex Bolt, M10 × 18
Spring Washer, M10
Flat Washer, M10
Solenoid
Art # A-11766
Figure 3-16 Removing Tweco No.4 MIG Torch Adaptor
Connecting Gas Hose to Solenoid
1. Place the hose clamp over the solenoid outlet.
2. Push gas hose onto solenoid outlet.
3. Slide the hose clamp over gas hose and tighten it with suitable crimping tool.
Hose Clamp
Gas Hose Connected Gas Hose
Art # A-11635
Solenoid Outlet
Solenoid
Figure 3-17 Connecting Gas Hose to Solenoid