Tweco VAF4 Transmig - Manual (Page 41)

TRANSMIG VAF4
Manual 0-5231 3-23 INSTALLATION, OPERATION AND SETUP
Installing Tweco No. 4 Adaptor
1. Remove the feed roll and idler gear as shown. Refer to Subsection 3.19 for more details.
Thumb Screw
Screw
Washer
Feed Roll
Idler Gear
Art # A-11634
Pressure Adjusting Knob
Pressure Roll Arm
Figure 3-19 Removing Feed Roll and Idler Gear
2. From the front of the Tweco No. 4 Adaptor, slide the outlet guide through. Insert the Tweco No. 4
Adaptor into the body of the feed plate. Note that the Tweco No. 4 Torch Adaptor shall be parallel with
the wirefeed plate body. Refer to Figure 3-20.
3. Place the M10 Lock Washer and M10 Lock Nut over the threaded end of the Tweco No. 4 Torch Adaptor.
Make sure the weld cable and the gas hose fit neatly through the internal panel and the gas hose has no
kinks that might restrict gas flow.
Tighten the M10 Lock Nut securely.
4. Install the Feed Roll and Idler Gear.
5. With wires ties supplied replace the wire ties that secure the gas solenoid wires and gas solenoid hose
that were removed to allow the euro adaptor trigger wires to be removed.
Push the outlet guide forward, to ensure that it has less than approximately 1mm clearance to the feed
roll. Refer to “D” in Figure 3-20.
Use 1.5mm Allen Key supplied to install the M3 x 8 set screw as shown and tighten, to secure the outlet
guide in place.
Plane A*
Plane B*
Set Screw, M3 ×8
Art # A-11522_AB
Lock Washer, M10
Lock Nut, M10
* Note: Plane A (Tweco No. 4 Torch Adaptor) shall
be parallel with Plane B (wirefeed plate body).
Figure 3-20