Bernard Q20 Series Owner's Manual page 22

B. Changing AccuLock S Liner
See section 7-2 Changing AccuLock™ S Consumables on page 15.
C. Changing QUICK LOAD® Liner
1. Remove the nozzle, contact tip and gas diffuser and lay the
cable straight.
2. Pull the QUICK LOAD Liner from the end of the neck using
pliers.
3. Remove the protective cap from the new QUICK LOAD Liner
and insert it through the neck using the wire as a guide.
4. Feed the liner through the gun using short strokes to prevent
kinking.
5. Once the liner stops feeding, give it an extra push to ensure it
is seated correctly.
6. Push liner into gun and trim to dimensions shown in New
Liner Trim Lengths chart on previous page.
7. Remove all burrs from end of liner and replace gas diffuser,
contact tip and nozzle.
D. Changing a Jump Liner
1. Remove the nozzle, contact tip, gas diffuser and neck.
2. Remove used jump liner from the back end of the neck.
3. Insert new jump liner, making sure the liner stop is fully seated
at the back of the neck.
4. Take the tapered end of the neck and insert into end fitting of
the gun handle.
5. Install the neck.
6. Trim jump liner to dimensions shown in New Liner Trim
Lengths change on previous page.
7. Deburr the jump liner past the nozzle end of the neck.
8. Install gas diffuser, contact tip and nozzle.
Figure 7-E
Figure 7-F
OM-BTB-2.4 17