Manual

PPi Dual Drive

4 Putting into operation

4.4 Installing the neck liner in the torch neck

The neck liners are pre-cut to length, according to the neck. Please be sure to

order the correct neck liner in order to avoid feeding issues

PPi DUAL DRIVE

1 Neck liner

2 Neck inlet guide PPi 36D

3 Torch seat

4 Nut

5 Complete torch neck

6 Neck inlet guide PPi 401D

Fig. 4 Mounting the neck liner in the torch neck

1. Unscrew the nut (4) to remove the torch neck (5), and then remove the inlet

guide (2 or 6).

a for PPi 36D

2. (Reference 4.1 Fig. 1 and 4.4 Fig 4) With all consumables except the gas

diffuser removed from the front end, insert the square end of the neck liner into the

front of the neck, leaving approx. 1” sticking out. Place the tip adaptor onto the

protruding neck liner’s tapered end and then thread the tip adaptor into the torch

neck and tighten with supplied wrench. Install the contact tip and nozzle.

3. The square end of the neck liner should now be protruding out the rear of the

neck. Place the neck inlet guide (2) over the protruding neck liner and thread the

inlet guide into the neck. There should be a slight compression on the neck liner.

4. Fasten the torch neck (5) to the torch seat (3) by means of the nut (4).

a for PPi 401D

2. (Reference 4.1 Fig. 1 and 4.4 Fig 4) With all consumables except the gas

diffuser and tip holder removed from the front end, insert the square end of the

neck liner into the front of the tip holder, leaving approx. 1” sticking out. Place

the contact tip onto the protruding neck liner’s tapered end and then thread the

contact tip into the tip holder and tighten with supplied wrench. Install the nozzle.

3. The square end of the neck liner should now be protruding approximately

1mm out the rear of the neck. Place the neck inlet guide (6) over the protruding

neck liner and thread the inlet guide fully into the neck. There should be a slight

compression on the neck liner.

4. Fasten the torch neck (5) to the torch seat (3) by means of the nut (4).